GUE class schedule
Please click here to review the application procedures for GUE courses.
If you don't see a class that fits your schedule, please do not hesitate to contact any of our instructors to see about the feasibility of arranging a class for you.
Filtere die Kurse anhand von einem oder mehreren der untenstehenden Parameter. Denke daran, dass bei der Suche "Weniger ist mehr" gilt. Um, zum Beispiel, alle Kurse zu finden, die in Florida unterrichtet werden, schreibe "FL" statt "Florida" in das Feld für Region/Bundesland. Die meisten Felder können auch leer gelassen werden.
To select or de-select multiple values in any of the filters below, simply hold down the Ctrl or Command key while clicking on each value.| Instruktor: |
| Kursname | Datum | Ort | Instruktor |
|---|---|---|---|
| Drysuit Primer | February 23, 2025 | Dubai, United Arab Emirates | Dimitris Fifis |
| Cave Diver 1 | February 23, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Kelvin Davidson |
| Gas Blender | February 23, 2025 | Sydney, New South Wales, Australia | Duncan Paterson |
| DPV Cave | February 23, 2025 | Puerto Aventuras, Mexico | JP Bresser |
| GUE Basic Fundamentals | February 24, 2025 | Faro, Faro, Portugal | Diogo Paulo |
| Technical Diver 1 | February 24, 2025 | Zero Gravity dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| GUE Fundamentals | February 24, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 2 | February 24, 2025 | Puerto Aventuras, Mexico | JP Bresser |
| Drysuit Primer | February 24, 2025 | Singapore, Singapore | Gemma Thomas |
| Cave Diver 1 | February 24, 2025 | Zero Gravity Dive Centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Drysuit Primer | February 24, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| Technical Diver 1 | February 24, 2025 | Yuxi , Yunnan, China | Xiaodong Zhong |
| CCR Diver 2 | February 24, 2025 | Palaia Fokaia, Attiki, Greece | Derk Remmers |
| DPV Diver 1 | February 24, 2025 | Seattle, Washington, United States | Kees Beemster Leverenz |
| Cave Diver 1 | February 24, 2025 | Puerto Aventuras, Mexico | JP Bresser |
| Performance Diver | February 24, 2025 | Mszczonów n. Warsaw, Poland | Bartek Trzcinski |
| Cave Diver 2 | February 24, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Diver 2 | February 24, 2025 | Marigondon, Cebu, Philippines | Graham Blackmore |
| CCR Diver 1 | February 24, 2025 | Puerto Aventuras, Mexico | JP Bresser |
| Drysuit Primer | February 24, 2025 | Zero Gravity Dive Center - Puerto Aventuras, Quintana Roo, Mexico | Laurent Dahan |
| Recreational Diver 1 - Nitrox | February 24, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| GUE Fundamentals | February 25, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Kelvin Davidson |
| CCR Diver 1 | February 25, 2025 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| Technical Diver 3 | February 26, 2025 | Bonaire, Bonaire | Kirill A. Egorov |
| DPV Cave | February 27, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| Recreational Diver 1 - Nitrox | February 27, 2025 | Tilburg, Noord-Brabant, Netherlands | Martijn Blommaert |
| Doubles Primer | February 28, 2025 | Tioman, Malaysia | Gemma Thomas |
| GUE Fundamentals Upgrade | March 1, 2025 | LAPULAPU, Cebu, Philippines | LEE JONG MOON |
| GUE Technical Fundamentals | March 1, 2025 | Kas, Antalya, Turkey | Nevcan Uludaş |
| GUE Basic Fundamentals | March 1, 2025 | Sydney, New South Wales, Australia | Sebastien Landat |
| Performance Diver | March 1, 2025 | Schwetzingen, Baden-Württemberg, Germany | Esther Trösch |
| Doubles Primer | March 1, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals Upgrade | March 1, 2025 | Holmestrand, Vestfold, Norway | Marius Svanevik |
| Doubles Primer | March 1, 2025 | San Francisco Bay Area, California, United States | Charles Han |
| DPV Cave | March 1, 2025 | Puerto Aventuras, Mexico | JP Bresser |
| GUE Fundamentals Upgrade | March 1, 2025 | Holmestrand, Vestfold, Norway | Marius Svanevik |
| Rescue Primer | March 1, 2025 | Tioman, Malaysia | Gemma Thomas |
| GUE Technical Fundamentals | March 1, 2025 | Castello di Godego, Treviso, Italy | Stefano Gualtieri |
| CCR Cave | March 2, 2025 | Puerto Aventuras, Mexico | JP Bresser |
| Drysuit Primer | March 2, 2025 | Shanghai, Shanghai, China | YanBin Wu |
| CCR Cave | March 2, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| GUE Fundamentals Upgrade | March 2, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Drysuit Primer | March 2, 2025 | Köln, Nordrhein-Westfalen, Germany | Sven Nelles |
| Cave Diver 1 | March 2, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Technical Diver 1 | March 3, 2025 | Mactan, Cebu, Philippines | Graham Blackmore |
| GUE Fundamentals | March 3, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| Cave Diver 1 | March 3, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Doubles Primer | March 3, 2025 | Shanghai, Shanghai, China | YanBin Wu |
| CCR Cave | March 3, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| Cave Diver 1 | March 3, 2025 | Playa Del Carmen, Quintana Roo, Mexico | ARTHUR NGUYEN-KIM |
| GUE Fundamentals | March 3, 2025 | Shanghai, Shanghai, China | Xiaodong Zhong |
| Performance Diver | March 3, 2025 | Shanghai, Shanghai, China | Xiaodong Zhong |
| GUE Fundamentals | March 3, 2025 | Zero Gravity Dive Center - Puerto Aventuras, Quintana Roo, Mexico | Laurent Dahan |
| Technical Diver 1 | March 3, 2025 | Third Dimension Diving, Tulum , Quintana Roo, Mexico | Kelvin Davidson |
| Drysuit Primer | March 4, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| Performance Diver | March 4, 2025 | Shanghai, Shanghai, China | YanBin Wu |
| CCR Diver 1 | March 5, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Kelvin Davidson |
| Doubles Primer | March 5, 2025 | Tioman, Malaysia | Gemma Thomas |
| Cave Sidemount | March 5, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Osama Gobara |
| Doubles Primer | March 5, 2025 | Lion City, Central Singapore, Singapore | Jimmy Choo |
| Doubles Primer | March 6, 2025 | Shanghai, Shanghai, China | Xiaodong Zhong |
| GUE Fundamentals | March 6, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| CCR Diver 1 | March 6, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| Doubles Primer | March 6, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| GUE Fundamentals | March 6, 2025 | Los Angeles & Avalon Catalina Island, California, United States | Steven Millington |
| GUE Technical Fundamentals | March 6, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| GUE Fundamentals | March 6, 2025 | Vobster, Somerset, United Kingdom | Richard Walker |
| GUE Fundamentals | March 6, 2025 | Tioman, Malaysia | Gemma Thomas |
| GUE Basic Fundamentals | March 6, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| CCR Diver 1 | March 7, 2025 | rapallo/san michele di pagana, Genova, Italy | Niccolo Crespi |
| GUE Basic Fundamentals | March 7, 2025 | Ślesin/Honoratka, Poland | Bartek Trzcinski |
| Gas Blender | March 7, 2025 | Hamburg, Hamburg, Germany | Keith Kreitner |
| Drysuit Primer | March 7, 2025 | Hangzhou, Zhejiang, China | YanBin Wu |
| Doubles Primer | March 7, 2025 | Siegburg, Germany | Sebastian von Koss |
| Technical Diver 1 | March 7, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Technical Diver 1 | March 8, 2025 | Krnica, Istria county, Croatia | Sven Nelles |
| Drysuit Primer | March 8, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| Performance Diver | March 8, 2025 | Wittenberge, Brandenburg, Germany | Oliver Ober |
| GUE Fundamentals | March 8, 2025 | Vinkeveen , Utrecht, Netherlands | Ferry Schram |
| GUE Basic Fundamentals | March 8, 2025 | Vinkeveen, Utrecht, Netherlands | Ferry Schram |
| GUE Technical Fundamentals | March 8, 2025 | Queenscliff, Victoria, Australia | Rhys Toone |
| Performance Diver | March 8, 2025 | hangzhou, Zhejiang, China | YanBin Wu |
| Rescue Primer | March 8, 2025 | Karlsruhe, Baden-Württemberg, Germany | Peter Gaertner |
| GUE Basic Fundamentals | March 8, 2025 | high springs, Florida, United States | Lu Chen |
| GUE Fundamentals | March 8, 2025 | Siegburg, Germany | Sebastian von Koss |
| GUE Fundamentals Upgrade | March 8, 2025 | Frome, United Kingdom | Joseph Robinson |
| Drysuit Primer | March 8, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| Recreational Diver 1 - Nitrox | March 8, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| DPV Diver 1 | March 9, 2025 | Vancouver Island, British Columbia, Canada | Jason Cook |
| CCR Cave | March 9, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| Cave Diver 1 | March 10, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| CCR Fundamentals | March 10, 2025 | Seattle, Washington, United States | Kees Beemster Leverenz |
| GUE Fundamentals | March 10, 2025 | Lapu Lapu , Cebu, Philippines | Jimmy Choo |
| GUE Fundamentals | March 10, 2025 | Auckland, New Zealand | Xavier Vrijdag |
| Cave Diver 1 | March 10, 2025 | Cabo de Palos, Murcia, Spain | Sven Nelles |
| CCR Diver 2 | March 10, 2025 | Kralendijk, Bonaire | JP Bresser |
| Cave Diver 2 | March 10, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| ITC Recreational Diver 1 | March 11, 2025 | Tioman, Malaysia | Gemma Thomas |
| CCR Technical Diver 2 | March 11, 2025 | Finale Ligure, Savona, Italy | Graham Blackmore |
| Doubles Primer | March 11, 2025 | Shanghai, Shanghai, China | Xiaodong Zhong |
| Recreational Diver 3 - Trimix | March 11, 2025 | San Julien, San Giljan, Malta | Keith Kreitner |
| GUE Fundamentals Part 2 | March 12, 2025 | Lapu Lapu , Cebu, Philippines | Jimmy Choo |
| Drysuit Primer | March 13, 2025 | Yixing, Jiangsu, China | Xiaodong Zhong |
| GUE Fundamentals Part 2 | March 14, 2025 | Plittersdorf, Baden-Württemberg, Germany | Peter Gaertner |
| Technical Diver 1 | March 14, 2025 | Lapu Lapu, Cebu, Philippines | Jimmy Choo |
| BLS-D & Oxygen First Aid | March 14, 2025 | Stuttgart, Baden-Württemberg, Germany | Peter Gaertner |
| Cave Diver 1 | March 14, 2025 | Zero Gravity Dive Centre Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| DPV Diver 1 | March 14, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| Technical Diver 2 | March 14, 2025 | Vancouver Island, Canada | Guy Shockey |
| GUE Fundamentals Upgrade | March 14, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| GUE Technical Fundamentals | March 14, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| BLS-D & Oxygen First Aid Instructor | March 15, 2025 | Korntal-Münchingen, Baden-Württemberg, Germany | Manuela Schoch |
| Technical Diver 1 | March 15, 2025 | Puerto Aventuras, Mexico, United States | Kirill A. Egorov |
| Doubles Primer | March 15, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Fundamentals | March 15, 2025 | Sydney, New South Wales, Australia | Sebastien Landat |
| Drysuit Primer | March 15, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Fundamentals | March 16, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| Open Water Diver | March 16, 2025 | Zero Gravity Dive Center - Puerto Aventuras, Quintana Roo, Mexico | Laurent Dahan |
| PSCR Diver | March 17, 2025 | Cabo de Palos, Spain | Ricardo Constantino |
| Cave Diver 1 | March 17, 2025 | Puerto Aventuras, Mexico | John Kendall |
| CCR Diver 1 | March 17, 2025 | Finale Ligure, Livorno, Italy | Graham Blackmore |
| GUE Fundamentals Part 1 | March 17, 2025 | Akumal , Quintana Roo, Mexico | Alessandro Vezzani |
| GUE Fundamentals | March 17, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals | March 17, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| Cave Diver 2 | March 17, 2025 | Puerto Aventuras, Mexico | John Kendall |
| GUE Technical Fundamentals | March 18, 2025 | Sydney, New South Wales, Australia | Duncan Paterson |
| GUE Fundamentals Part 2 | March 19, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| CCR Fundamentals | March 19, 2025 | Monterey, California, United States | Jason Cook |
| Drysuit Primer | March 20, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Fundamentals Part 2 | March 21, 2025 | Plano, Texas, United States | Orie J. Braun |
| DPV Diver 1 | March 21, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| DPV Diver 1 | March 21, 2025 | High Springs, Florida, United States | Douglas Mudry |
| Technical Diver 1 | March 21, 2025 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| GUE Fundamentals Upgrade | March 22, 2025 | München , Bayern, Germany | Christina Müller |
| GUE Basic Fundamentals | March 22, 2025 | Tioman, Malaysia | Gemma Thomas |
| Performance Diver | March 22, 2025 | Zurich, Switzerland | Irene Homberger |
| Performance Diver | March 22, 2025 | Toronto, Ontario, Canada | Heison Chak |
| GUE Technical Fundamentals | March 22, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Gas Blender | March 22, 2025 | Kressbronn, Bayern, Germany | Peter Gaertner |
| Performance Diver | March 22, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Fundamentals Upgrade | March 22, 2025 | Hunsfels, Rheinland-Pfalz, Germany | Daniel Schulte |
| Recreational Diver 1 - Nitrox | March 22, 2025 | Kralendijk, Bonaire | Guy Shockey |
| GUE Basic Fundamentals | March 22, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Gas Blender | March 22, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| Doubles Primer | March 22, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Cave Diver 1 | March 23, 2025 | Mexico, Quintana Roo, Mexico | Fred Devos |
| GUE Technical Fundamentals | March 23, 2025 | High Springs , United States | Stretch Aaron Altenhein |
| GUE Technical Fundamentals | March 23, 2025 | High Springs , United States | Stretch Aaron Altenhein |
| DPV Diver 1 | March 23, 2025 | Bergen, Rogaland, Norway | Gunnar Midtgaard |
| Cave Diver 1 | March 24, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Diver 1 | March 24, 2025 | Cala Gonone, Italy | Andrea Marassich |
| Triox Primer | March 24, 2025 | Hemmoor, Niedersachsen, Germany | Sven Nelles |
| CCR Cave | March 24, 2025 | Budapest, Hungary | JP Bresser |
| DPV Diver 1 | March 24, 2025 | Zero Gravity, Puerto Aventuras, Quintana Roo, Mexico | Laurent Dahan |
| Recreational Diver 1 - Nitrox | March 24, 2025 | Dahab, Egypt | Andrei Dmitriev |
| Cave Diver 2 | March 24, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| Cave Diver 1 | March 26, 2025 | Cala Gonone, Nuoro, Italy | Sven Nelles |
| Open Water Diver | March 26, 2025 | Tioman, Malaysia | Gemma Thomas |
| GUE Fundamentals | March 26, 2025 | Semporna, Malaysia | Jimmy Choo |
| Recreational Diver 2 - Triox | March 26, 2025 | Zero Gravity Dive centre , Quintana Roo, Mexico | Annika Persson |
| GUE Fundamentals | March 26, 2025 | Kralendijk, Bonaire | Guy Shockey |
| GUE Fundamentals | March 27, 2025 | Veenendaal, Gelderland, Netherlands | Erik Wurz |
| GUE Basic Fundamentals | March 27, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| Drysuit Primer | March 27, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| GUE Fundamentals | March 27, 2025 | Palaia Fokaia, Attiki, Greece | Nikos Vardakas |
| GUE Fundamentals | March 27, 2025 | Olsztyn, Poland | Bartek Trzcinski |
| Technical Diver 1 | March 27, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| GUE Technical Fundamentals | March 27, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| CCR Diver 1 | March 28, 2025 | Blue Maze, Auckland, New Zealand | Kelvin Davidson |
| Doubles Primer | March 28, 2025 | Victoria, British Columbia, Canada | Jason Cook |
| GUE Fundamentals | March 28, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| Performance Diver | March 28, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| Cave Diver 1 | March 28, 2025 | Zero Gravity Dive Centre, Puerto Aventuras , Quintana Roo, Mexico | Annika Persson |
| DPV Diver 1 | March 28, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| Doubles Primer | March 28, 2025 | Victoria, British Columbia, Canada | Jason Cook |
| DPV Diver 1 | March 28, 2025 | Hemmoor, Niedersachsen, Germany | Sven Nelles |
| GUE Basic Fundamentals | March 28, 2025 | Ventura/LA Counties, California, United States | Tom Figueroa |
| DPV Diver 1 | March 28, 2025 | Cala Gonone, Italy | Per Normark |
| Drysuit Primer | March 29, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Doubles Primer | March 29, 2025 | Lysekil, Sweden | Per Normark |
| Drysuit Primer | March 29, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| Drysuit Primer | March 29, 2025 | Sydney, New South Wales, Australia | Sebastien Landat |
| Performance Diver | March 29, 2025 | Siegburg, Germany | Peter Gaertner |
| Doubles Primer | March 29, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Performance Diver | March 29, 2025 | Shanghai, Shanghai, China | Xiaodong Zhong |
| Doubles Primer | March 29, 2025 | Siegburg, Germany | Benjamin Ott |
| GUE Basic Fundamentals | March 29, 2025 | Des Moines, Washington, United States | James Fraser |
| GUE Fundamentals | March 29, 2025 | Siegburg, Germany | Sebastian von Koss |
| Cave Diver 1 | March 30, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| Doubles Primer | March 30, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| Cave Diver 1 | March 30, 2025 | Gramat, Lot, France | Ferry Schram |
| GUE Fundamentals | March 31, 2025 | Playa Del Carmen, Quintana Roo, Mexico | ARTHUR NGUYEN-KIM |
| CCR Cave | March 31, 2025 | Budapest, Hungary | JP Bresser |
| Cave Diver 2 | March 31, 2025 | Puerto Aventuras, Mexico | John Kendall |
| GUE Basic Fundamentals | March 31, 2025 | Tioman, Malaysia | Gemma Thomas |
| GUE Fundamentals | March 31, 2025 | High Springs, Florida, United States | Stretch Aaron Altenhein |
| Cave Diver 1 | March 31, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 2 | March 31, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 1 | March 31, 2025 | Puerto Aventuras, Mexico | John Kendall |
| GUE Fundamentals | March 31, 2025 | Gaoming, Guangdong, China | Gideon Liew |
| Cave Diver 1 | March 31, 2025 | Cala Gonone, Italy | Per Normark |
| Doubles Primer | March 31, 2025 | Veenendaal, Gelderland, Netherlands | Erik Wurz |
| CCR Fundamentals | April 1, 2025 | Vinkeveen, Netherlands | JP Bresser |
| GUE Basic Fundamentals | April 1, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Technical Diver 1 | April 1, 2025 | LAPULAPU, Cebu, Philippines | LEE JONG MOON |
| Open Water Diver | April 1, 2025 | Schneverdingen, Hemmoor, Niedersachsen, Germany | Oliver Ober |
| Drysuit Primer | April 1, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| Drysuit Primer | April 1, 2025 | Xiaoliuqiu, PingTung County, Taiwan | LIU YEN CHUN |
| GUE Fundamentals Upgrade | April 1, 2025 | Kolsva, Sweden | Per Normark |
| CCR Fundamentals | April 2, 2025 | Los Angeles & Avalon Catalina, California, United States | Steven Millington |
| Doubles Primer | April 3, 2025 | Monterey, California, United States | Alberto Nava |
| Doubles Primer | April 3, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| GUE Fundamentals | April 3, 2025 | Xiaoliuqiu, PingTung County, Taiwan | LIU YEN CHUN |
| Rescue Primer | April 4, 2025 | Zero Gravity Dive centre, Puerto Aventuras , Quintana Roo, Mexico | Annika Persson |
| CCR Diver 1 | April 4, 2025 | Sydney, New South Wales, Australia | Kirill A. Egorov |
| CCR Diver 1 | April 4, 2025 | Sydney, New South Wales, Australia | Kirill A. Egorov |
| CCR Diver 1 | April 4, 2025 | Tek diving nation , Genova, Italy | Niccolo Crespi |
| Recreational Diver 3 - Trimix | April 4, 2025 | Monterey, United States | Alberto Nava |
| Performance Diver | April 5, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Basic Fundamentals | April 5, 2025 | Sydney, New South Wales, Australia | Sebastien Landat |
| GUE Fundamentals | April 5, 2025 | Queenscliff, Victoria, Australia | Rhys Toone |
| GUE Fundamentals | April 5, 2025 | Nordhausen, Thüringen, Germany | Derk Remmers |
| Gas Blender | April 5, 2025 | Köln, Nordrhein-Westfalen, Germany | Sven Nelles |
| Performance Diver | April 5, 2025 | Lysekil , Vastra Gotaland, Sweden | Jesper Haav |
| GUE Technical Fundamentals | April 5, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Doubles Primer | April 5, 2025 | Monterey, California, United States | Alberto Nava |
| CCR Technical Diver 2 | April 5, 2025 | Mactan, Cebu, Philippines | Kyungsoo Kim |
| GUE Basic Fundamentals | April 5, 2025 | Mooloolaba, Queensland, Australia | Ryan Booker |
| GUE Fundamentals | April 5, 2025 | Dahab, Egypt | Mahmoud Esmat |
| GUE Basic Fundamentals | April 5, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Recreational Diver 1 - Nitrox | April 5, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| Performance Diver | April 5, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Cave Diver 1 | April 6, 2025 | High Springs, Florida, United States | Jon Kieren |
| DPV Diver 1 | April 6, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 1 | April 6, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Sven Nelles |
| CCR Diver 1 | April 6, 2025 | Hemmoor, Niedersachsen, Germany | Derk Remmers |
| Doubles Primer | April 7, 2025 | Akumal , Quintana Roo, Mexico | Alessandro Vezzani |
| Cave Diver 1 | April 7, 2025 | Playa Del Carmen, Quintana Roo, Mexico | ARTHUR NGUYEN-KIM |
| Cave Diver 1 | April 7, 2025 | Budapest+Croatia, Budapest, Hungary | Zsolt Szilagyi |
| GUE Basic Fundamentals | April 7, 2025 | High Springs, Florida, United States | Jon Kieren |
| Performance Diver | April 7, 2025 | Dahab, Egypt | Mark Devoldere |
| DPV Cave | April 7, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| CCR Diver 1 | April 7, 2025 | Cala Gonone, Italy | Andrea Marassich |
| Performance Diver | April 7, 2025 | High Springs, Florida, United States | Jon Kieren |
| Cave Diver 1 | April 7, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Fred Devos |
| Performance Diver | April 7, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| GUE Technical Fundamentals | April 7, 2025 | High Springs, Florida, United States | Jon Kieren |
| CCR Fundamentals | April 8, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| Recreational Supervised Diver | April 9, 2025 | Dahab, Egypt | Mark Devoldere |
| DPV Diver 1 | April 9, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| CCR Diver 1 | April 9, 2025 | Kralendijk, Bonaire | Guy Shockey |
| GUE Fundamentals | April 9, 2025 | Dahab, Egypt | Mark Devoldere |
| Technical Diver 1 | April 10, 2025 | Vinkeveen + Krnica, Croatia | JP Bresser |
| GUE Fundamentals | April 10, 2025 | Los Angeles & Avalon Catalina Island , California, United States | Steven Millington |
| GUE Fundamentals | April 10, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Technical Fundamentals | April 10, 2025 | Hemmoor, Germany | Benjamin Ott |
| GUE Fundamentals | April 10, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| DPV Diver 1 | April 11, 2025 | Tenero, Ticino, Switzerland | Ivan Wagner |
| Advanced Open Water Diver | April 11, 2025 | Singapore and Tioman, Singapore | Gemma Thomas |
| Cave Diver 2 | April 12, 2025 | High Springs, Florida , United States | Douglas Mudry |
| DPV Diver 1 | April 12, 2025 | Cala Gonone, Italy | Per Normark |
| Drysuit Primer | April 12, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Technical Fundamentals | April 12, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| GUE Fundamentals | April 12, 2025 | Québec et Thetford Mines, Quebec, Canada | Martin Lessard |
| GUE Basic Fundamentals | April 12, 2025 | Ventura/LA Counties, California, United States | Tom Figueroa |
| Performance Diver | April 12, 2025 | Sai Kung, Hong Kong | Heison Chak |
| Doubles Primer | April 12, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Fundamentals Part 1 | April 12, 2025 | Köln, Nordrhein-Westfalen, Germany | Sven Nelles |
| Drysuit Primer | April 12, 2025 | Oslo, Oslo, Norway | Marius Svanevik |
| Technical Diver 1 | April 13, 2025 | Cabo de Palos, Murcia, Spain | Richard Walker |
| Performance Diver | April 13, 2025 | Oslo, Oslo, Norway | Marius Svanevik |
| Drysuit Primer | April 13, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| DPV Cave | April 14, 2025 | Cala Gonone, Italy | Andrea Marassich |
| DPV Cave | April 14, 2025 | Cala Gonone, Italy | Andrea Marassich |
| GUE Basic Fundamentals | April 14, 2025 | Cabo de Palos, Spain | Bartek Trzcinski |
| DPV Cave | April 14, 2025 | Cala Gonone, Italy | Andrea Marassich |
| GUE Fundamentals | April 14, 2025 | High Springs, Florida, United States | Stretch Aaron Altenhein |
| DPV Diver 1 | April 14, 2025 | Lysekil, Sweden | Per Normark |
| GUE Technical Fundamentals | April 14, 2025 | Cabo de Palos, Spain | Bartek Trzcinski |
| Cave Diver 2 | April 14, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Diver 1 | April 15, 2025 | Vinkeveen, Netherlands | JP Bresser |
| GUE Technical Fundamentals | April 15, 2025 | Dauin , Philippines | Jimmy Choo |
| Doubles Primer | April 15, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| Drysuit Primer | April 15, 2025 | Rheinbach, Nordrhein-Westfalen, Germany | Sven Nelles |
| Technical Diver 1 | April 16, 2025 | gioiosa ionica, Reggio Calabria, Italy | Mario Arena |
| Recreational Diver 3 - Trimix | April 16, 2025 | Civitavecchia, Roma, Italy | Claudio Provenzani |
| Doubles Primer | April 16, 2025 | Rheinbach, Nordrhein-Westfalen, Germany | Sven Nelles |
| CCR Diver 1 | April 16, 2025 | Hemmoor, Germany | Daniel Schulte |
| GUE Basic Fundamentals | April 17, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| GUE Basic Fundamentals | April 17, 2025 | Hemmoor, Niedersachsen, Germany | Oliver Ober |
| CCR Technical Diver 2 | April 17, 2025 | Goseng, Kangwon-do, Korea (South) | Kyungsoo Kim |
| Recreational Diver 1 - Nitrox | April 17, 2025 | Dahab, Egypt | Mahmoud Esmat |
| GUE Technical Fundamentals | April 17, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| Open Water Diver | April 17, 2025 | Dahab, Egypt | Mahmoud Esmat |
| Scientific Diver | April 17, 2025 | Den Osse, Zeeland, Netherlands | Erik Wurz |
| DPV Diver 1 | April 18, 2025 | Los Angeles, California, United States | Steven Millington |
| Rescue Primer | April 18, 2025 | High Springs, Florida , United States | Douglas Mudry |
| GUE Fundamentals | April 18, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| Recreational Diver 3 - Trimix | April 18, 2025 | Lysekil, Sweden | Per Normark |
| GUE Technical Fundamentals | April 18, 2025 | Zurich, Switzerland | Irene Homberger |
| Technical Diver 1 | April 18, 2025 | Bonaire, Bonaire | Kirill A. Egorov |
| CCR Fundamentals | April 18, 2025 | San Michele d pagana/Rapallo, Italy | Niccolo Crespi |
| GUE Technical Fundamentals | April 18, 2025 | Sai Kung, Hong Kong | Heison Chak |
| GUE Basic Fundamentals | April 19, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Rescue Primer | April 19, 2025 | Almelo, Netherlands | Matthijs Holtkamp |
| Rescue Primer | April 19, 2025 | Cabo de Palos, Spain | Bartek Trzcinski |
| GUE Fundamentals Upgrade | April 19, 2025 | Radstock, Somerset, United Kingdom | Neil Powell |
| Technical Diver 1 | April 19, 2025 | Osezaki, Shizuoka, Japan | Yousuke Ogiwara |
| Performance Diver | April 19, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| GUE Technical Fundamentals | April 19, 2025 | Santa Margherita Ligure, Italy | Bruno Borelli |
| Rescue Primer | April 19, 2025 | Vinkeveen, Netherlands | Anne-Marie Bresser |
| Cave Diver 1 | April 20, 2025 | High Springs, Florida, United States | Jon Kieren |
| CCR Fundamentals | April 21, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Cave Diver 2 | April 21, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Cave Diver 1 | April 21, 2025 | High Springs, Florida, United States | David Rhea |
| CCR Technical Diver 2 | April 21, 2025 | Mactan, Cebu, Philippines | Graham Blackmore |
| Cave Diver 1 | April 21, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Diver 2 | April 21, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Cave Diver 1 | April 21, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Sven Nelles |
| GUE Fundamentals | April 21, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| Recreational Diver 1 - Nitrox | April 21, 2025 | Dahab, Egypt | Andrei Dmitriev |
| CCR Fundamentals | April 21, 2025 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| GUE Fundamentals | April 22, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Technical Fundamentals | April 22, 2025 | TULAMBEN , Bali, Indonesia | Jimmy Choo |
| CCR Fundamentals | April 23, 2025 | Cebu, Philippines | Heison Chak |
| GUE Fundamentals | April 24, 2025 | Freiburg, Baden-Württemberg, Germany | Christian Schweiger |
| GUE Technical Fundamentals | April 24, 2025 | Lysekil, Sweden | Per Normark |
| DPV Diver 1 | April 25, 2025 | Vinkeveen, Netherlands | Anne-Marie Bresser |
| Recreational Diver 3 - Trimix | April 25, 2025 | Dahab, Egypt | Sebastian von Koss |
| DPV Diver 1 | April 25, 2025 | Almelo, Netherlands | Matthijs Holtkamp |
| Doubles Primer | April 25, 2025 | auf Safari, Egypt | Keith Kreitner |
| Technical Diver 1 | April 25, 2025 | Hangzhou, Zhejiang, China | YanBin Wu |
| Master Diver | April 26, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| GUE Basic Fundamentals | April 26, 2025 | kunming, Yunnan, China | Lu Chen |
| Advanced Open Water Diver | April 26, 2025 | Tioman, Malaysia | Gemma Thomas |
| Performance Diver | April 26, 2025 | auf Safari, Egypt | Keith Kreitner |
| Performance Diver | April 26, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Gas Blender | April 26, 2025 | Locarno, Ticino, Switzerland | Ivan Wagner |
| Drysuit Primer | April 26, 2025 | Protaras, Famagusta, Cyprus | Imad Farhat |
| Cave Diver 1 | April 27, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| Cave Diver 2 | April 27, 2025 | Cala Gonone, Italy | Andrea Marassich |
| Technical Diver 1 | April 27, 2025 | Krnica, Istria county, Croatia | Richard Walker |
| Technical Diver 1 | April 27, 2025 | Tulamben, Bali, Indonesia | Jimmy Choo |
| GUE Fundamentals | April 27, 2025 | Dahab, Egypt | Mahmoud Esmat |
| GUE Fundamentals | April 27, 2025 | Fantasy Island Beach Resort, Dive & Marina - Roatan, Honduras | Laurent Dahan |
| DPV Diver 1 | April 28, 2025 | Lysekil, Sweden | Per Normark |
| DPV Diver 1 | April 28, 2025 | Protaras, Famagusta, Cyprus | Imad Farhat |
| Doubles Primer | April 28, 2025 | Akumal, Quintana Roo, Mexico | Alessandro Vezzani |
| Cave Diver 2 | April 28, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Cave Diver 2 | April 28, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals | April 29, 2025 | Vinkeveen, Netherlands | JP Bresser |
| Open Water Diver | May 1, 2025 | Dahab, Egypt | Mahmoud Esmat |
| Drysuit Primer | May 1, 2025 | Fuxian hu, China | Lu Chen |
| DPV Diver 1 | May 1, 2025 | Dormagen, Germany | Sebastian von Koss |
| GUE Fundamentals | May 1, 2025 | Palaia Fokaia, Attiki, Greece | Nikos Vardakas |
| GUE Fundamentals | May 1, 2025 | Holmestrand, Norway | Marius Svanevik |
| GUE Fundamentals | May 1, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| Performance Diver | May 1, 2025 | Fantasy Island Beach Resort, Dive & Marina - Roatan, Honduras | Laurent Dahan |
| Drysuit Primer | May 1, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| GUE Fundamentals | May 1, 2025 | OSLO, Norway | Annika Persson |
| Performance Diver | May 1, 2025 | Lysekil, Sweden | Per Normark |
| Technical Diver 2 | May 1, 2025 | Krnica, Istria county, Croatia | Mario Arena |
| GUE Fundamentals | May 1, 2025 | Augsburg, Bayern, Germany | Oliver Ober |
| Technical Diver 1 | May 1, 2025 | Hemmoor, Niedersachsen, Germany | Daniel Schulte |
| GUE Fundamentals | May 2, 2025 | Fuxian hu, Yunnan, China | Lu Chen |
| Technical Diver 1 | May 2, 2025 | Puerto Galera, Batangas, Philippines | YanBin Wu |
| Doubles Primer | May 3, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| Rescue Primer | May 3, 2025 | Lysekil, Sweden | Per Normark |
| Doubles Primer | May 3, 2025 | Tweed Heads, New South Wales, Australia | Ryan Booker |
| GUE Fundamentals | May 3, 2025 | München/Regensburg, Bayern, Germany | Christina Müller |
| GUE Technical Fundamentals | May 4, 2025 | Tilburg, Noord-Brabant, Netherlands | Martijn Blommaert |
| GUE Basic Fundamentals | May 4, 2025 | Tilburg, Noord-Brabant, Netherlands | Martijn Blommaert |
| Doubles Primer | May 5, 2025 | Xiaoliuqiu, PingTung County, Taiwan | LIU YEN CHUN |
| CCR Fundamentals | May 5, 2025 | Hemmoor, Niedersachsen, Germany | Derk Remmers |
| GUE Basic Fundamentals | May 5, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| Cave Diver 2 | May 5, 2025 | Puerto Aventuras, Mexico | John Kendall |
| DPV Diver 1 | May 5, 2025 | Lysekil, Sweden | Per Normark |
| DPV Diver 1 | May 5, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Cave | May 5, 2025 | Cala Ganone, Nuoro, Italy | Kirill A. Egorov |
| CCR Fundamentals | May 5, 2025 | Puerto Aventuras, Mexico | John Kendall |
| GUE Basic Fundamentals | May 5, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| CCR Cave | May 5, 2025 | Budapest, Hungary | JP Bresser |
| Recreational Diver 1 - Nitrox | May 5, 2025 | Dahab, Janub Sina', Egypt | Ahmed Hagi |
| CCR Technical Diver 1 | May 6, 2025 | Los Angeles, California, United States | Steven Millington |
| Deep Primer | May 6, 2025 | Tulamben, Bali, Indonesia | Jimmy Choo |
| GUE Fundamentals | May 7, 2025 | Bangkok, Bangkok , Thailand | Sanya Lohitnavy |
| GUE Basic Fundamentals | May 7, 2025 | Xiaoliuqiu, PingTung County, Taiwan | LIU YEN CHUN |
| GUE Fundamentals | May 8, 2025 | Gullmarsfjorden, Sweden | Annika Persson |
| CCR Diver 2 | May 8, 2025 | Cala Ganone, Nuoro, Italy | Kirill A. Egorov |
| GUE Technical Fundamentals | May 8, 2025 | Lysekil, Sweden | Per Normark |
| GUE Fundamentals | May 8, 2025 | Fuxianhu, Yunnan, China | Lu Chen |
| Performance Diver | May 8, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| DPV Diver 1 | May 8, 2025 | Puerto Galera, Batangas, Philippines | YanBin Wu |
| GUE Fundamentals | May 8, 2025 | Schwetzingen, Baden-Württemberg, Germany | Gunnar Midtgaard |
| GUE Fundamentals | May 8, 2025 | Protaras, Famagusta, Cyprus | Imad Farhat |
| Technical Diver 1 | May 10, 2025 | Ålesund or Oslo, More og Romdal, Norway | Gunnar Midtgaard |
| GUE Fundamentals | May 10, 2025 | Siegburg, Germany | Sebastian von Koss |
| Technical Diver 1 | May 10, 2025 | Krnica, Istria county, Croatia | Sven Nelles |
| Performance Diver | May 10, 2025 | Zurich, Switzerland | Irene Homberger |
| DPV Diver 1 | May 11, 2025 | Puerto Galera, Batangas, Philippines | YanBin Wu |
| Technical Diver 1 | May 11, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Francesco Cameli |
| GUE Basic Fundamentals | May 11, 2025 | Siegburg, Germany | Sebastian von Koss |
| GUE Technical Fundamentals | May 11, 2025 | Siegburg, Germany | Sebastian von Koss |
| Cave Diver 1 | May 11, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| CCR Diver 2 | May 12, 2025 | Krnica, Croatia | JP Bresser |
| CCR Diver 1 | May 12, 2025 | Palaia Fokaia, Attiki, Greece | Derk Remmers |
| Cave Diver 2 | May 12, 2025 | Puerto Aventuras, Mexico | John Kendall |
| CCR Cave | May 12, 2025 | Budapest, Hungary | JP Bresser |
| GUE Fundamentals | May 12, 2025 | High Springs, Florida, United States | Stretch Aaron Altenhein |
| Technical Diver 1 | May 12, 2025 | Krnica, Croatia | JP Bresser |
| Cave Diver 2 | May 12, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| Cave Diver 2 | May 12, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 1 | May 12, 2025 | Cala Gonone, Nuoro, Italy | Peter Gaertner |
| Open Water Diver | May 13, 2025 | Kunming, Yunnan, China | Lu Chen |
| CCR Diver 1 | May 14, 2025 | Vinkeveen, Netherlands | JP Bresser |
| DPV Diver 1 | May 14, 2025 | Protaras, Famagusta, Cyprus | Imad Farhat |
| Upgrade to GUE Technical Fundamentals | May 14, 2025 | Siegburg, Germany | Sebastian von Koss |
| GUE Technical Fundamentals | May 15, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| GUE Fundamentals | May 15, 2025 | Limhamn, Skane, Sweden | Annika Persson |
| GUE Basic Fundamentals | May 16, 2025 | Stockholm/Dalarö, Sweden | Per Normark |
| GUE Fundamentals Part 2 | May 16, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| GUE Technical Fundamentals | May 16, 2025 | Canakkale, Çanakkale, Turkey | Nevcan Uludaş |
| BLS-D & Oxygen First Aid | May 16, 2025 | Joachimsthal Werbellinsee, Brandenburg, Germany | Oliver Ober |
| GUE Technical Fundamentals | May 16, 2025 | Des Moines, Washington, United States | James Fraser |
| DPV Diver 1 | May 16, 2025 | playa del carmen, Quintana Roo, Mexico | Marcelin Nebenhaus |
| GUE Fundamentals Part 2 | May 17, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Technical Diver 1 | May 17, 2025 | 1000 Islands Region , Ontario, Canada | Michael Pinault |
| GUE Fundamentals Upgrade | May 17, 2025 | Protaras, Famagusta, Cyprus | Imad Farhat |
| Technical Diver 1 | May 17, 2025 | Tulamben, Bali, Indonesia | Gideon Liew |
| Rescue Primer | May 17, 2025 | Werbellinsee, Brandenburg, Germany | Oliver Ober |
| CCR Fundamentals | May 17, 2025 | Brockville, Ontario, Canada | Heison Chak |
| GUE Fundamentals | May 17, 2025 | Sydney, New South Wales, Australia | Sebastien Landat |
| GUE Basic Fundamentals | May 17, 2025 | Queenscliff, Victoria, Australia | Rhys Toone |
| DPV Diver 1 | May 18, 2025 | Tilburg, Noord-Brabant, Netherlands | Martijn Blommaert |
| ITC Rec 1 / Fundamentals | May 18, 2025 | Cala Gonone, Nuoro, Italy | Dorota Czerny |
| CCR Diver 2 | May 18, 2025 | Key West, Florida, United States | Kirill A. Egorov |
| Cave Diver 1 | May 19, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals | May 19, 2025 | High Springs, Florida, United States | Jon Kieren |
| Cave Diver 1 | May 19, 2025 | Puerto Aventuras, Mexico | John Kendall |
| CCR Diver 2 | May 19, 2025 | Palaia Fokaia, Attiki, Greece | Derk Remmers |
| CCR Fundamentals | May 19, 2025 | Krnica, Croatia | JP Bresser |
| Cave Diver 2 | May 19, 2025 | Puerto Aventuras, Mexico | John Kendall |
| CCR Fundamentals | May 19, 2025 | Oslo, Norway | Gunnar Midtgaard |
| CCR Fundamentals | May 20, 2025 | Los Angeles & Avalon, Catalina Island, California, United States | Steven Millington |
| Recreational Diver 3 - Trimix | May 20, 2025 | Kristiansand, Norway | Keith Kreitner |
| CCR Diver 1 | May 21, 2025 | Incheon / Yangyang, Korea (South) | Kyungsoo Kim |
| Recreational Diver 3 - Trimix | May 21, 2025 | Civitavecchia, Roma, Italy | Claudio Provenzani |
| Scientific Diver | May 21, 2025 | Kressbronn am Bodensee, Germany | Henning May |
| GUE Fundamentals Upgrade | May 21, 2025 | Stavanger, Norway | Annika Persson |
| GUE Fundamentals | May 22, 2025 | Almelo, Netherlands | Matthijs Holtkamp |
| Navigation Primer | May 22, 2025 | Düsseldorf, Germany | Sebastian von Koss |
| GUE Fundamentals | May 22, 2025 | Haugesund , Norway | Marius Svanevik |
| GUE Fundamentals | May 22, 2025 | Protaras, Famagusta, Cyprus | Imad Farhat |
| GUE Fundamentals | May 22, 2025 | Stavanger , Norway | Annika Persson |
| DPV Diver 1 | May 23, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| DPV Diver 1 | May 23, 2025 | Nizhniy tagil , Sverdlovskaya (Yekaterinburg), Russia | Sergey Porkhachev |
| GUE Basic Fundamentals | May 23, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Kelvin Davidson |
| Performance Diver | May 24, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| BLS-D & Oxygen First Aid | May 24, 2025 | Hilden, Germany | Sebastian von Koss |
| GUE Technical Fundamentals | May 24, 2025 | Dahab, Egypt | Mahmoud Esmat |
| Performance Diver | May 24, 2025 | Lysekil, Vastra Gotaland, Sweden | Jesper Haav |
| GUE Fundamentals Part 2 | May 25, 2025 | Toronto, Ontario, Canada | Alain Eid |
| CCR Diver 1 | May 25, 2025 | Hemmoor, Niedersachsen, Germany | Derk Remmers |
| Rescue Primer | May 25, 2025 | Düsseldorf, Germany | Sebastian von Koss |
| Cave Diver 1 | May 25, 2025 | Gramat, France | Irene Homberger |
| CCR Diver 1 | May 25, 2025 | Cala Gonone, Nuoro, Italy | Andrea Marassich |
| Documentation Diver | May 25, 2025 | Krnica, Croatia | JP Bresser |
| GUE Fundamentals | May 26, 2025 | Sesimbra, Portugal | Sabine Sidi-Ali |
| Cave Diver 2 | May 26, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Technical Diver 1 | May 26, 2025 | Stavanger , Norway | Annika Persson |
| Cave Diver 1 | May 27, 2025 | Puerto Aventuras , Quintana Roo, Mexico | Christophe Le Maillot |
| CCR Diver 1 | May 28, 2025 | Mactan , Cebu , Philippines | Kyungsoo Kim |
| Doubles Primer | May 28, 2025 | Dahab, Egypt | Mahmoud Esmat |
| GUE Fundamentals | May 29, 2025 | Deepstop - Schwetzingen, Germany | Christof Müller |
| CCR Diver 2 | May 29, 2025 | Krnica, Istria county, Croatia | Kirill A. Egorov |
| GUE Fundamentals | May 29, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| GUE Fundamentals | May 29, 2025 | Puidoux, Switzerland | Sabine Sidi-Ali |
| GUE Fundamentals | May 29, 2025 | Mandal, Norway | Marius Svanevik |
| GUE Fundamentals | May 29, 2025 | Hemmoor, Niedersachsen, Germany | Frederik Bring |
| DPV Diver 1 | May 29, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Doubles Primer | May 30, 2025 | Sesimbra, Portugal | Sabine Sidi-Ali |
| Technical Diver 1 | May 30, 2025 | Cabo de Palos, Murcia, Spain | Sven Nelles |
| GUE Fundamentals | May 31, 2025 | Krnica, Croatia | Anne-Marie Bresser |
| Cave Diver 2 | June 1, 2025 | Cala Gonone, Italy | Andrea Marassich |
| Open Water Diver | June 1, 2025 | Schneverdingen, Hemmoor, Niedersachsen, Germany | Oliver Ober |
| CCR Diver 2 | June 1, 2025 | Krnica, Croatia | JP Bresser |
| DPV Diver 1 | June 1, 2025 | TBD Toronto/Brockvlle, Canada | Michael Pinault |
| GUE Fundamentals | June 1, 2025 | TBD-Toronto/Brockville, Canada | Michael Pinault |
| CCR Diver 1 | June 2, 2025 | Oslo, Norway | Gunnar Midtgaard |
| Open Water Diver | June 2, 2025 | High Springs & Ft Lauderdale, Florida, United States | Meredith Tanguay |
| Cave Diver 1 | June 2, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals | June 3, 2025 | Nizhniy tagil , Sverdlovskaya (Yekaterinburg), Russia | Sergey Porkhachev |
| Cave Sidemount | June 3, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| Cave Diver 1 | June 5, 2025 | Plura - Royvik, Nordland, Norway | Annika Persson |
| GUE Technical Fundamentals | June 5, 2025 | Kas, Antalya, Turkey | Nevcan Uludaş |
| GUE Technical Fundamentals | June 5, 2025 | Gdańsk, Poland | Bartek Trzcinski |
| GUE Basic Fundamentals | June 6, 2025 | Lysekil, Sweden | Jesper Haav |
| DPV Diver 1 | June 6, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals | June 6, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| GUE Fundamentals Part 2 | June 6, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Cave Diver 1 | June 6, 2025 | Cabo de Palos, Murcia, Spain | Sven Nelles |
| GUE Fundamentals | June 6, 2025 | Puidoux, Vaud, Switzerland | Sabine Sidi-Ali |
| CCR Technical Diver 2 | June 7, 2025 | Matan, Cebu, Philippines | Kyungsoo Kim |
| GUE Basic Fundamentals | June 7, 2025 | Zurich, Switzerland | Irene Homberger |
| Cave Diver 1 | June 8, 2025 | Cala Gonone, Nuoro, Italy | Peter Gaertner |
| CCR Diver 2 | June 8, 2025 | Vis island, Croatia | JP Bresser |
| GUE Fundamentals | June 8, 2025 | Dahab, Egypt | Mahmoud Esmat |
| Cave Sidemount | June 8, 2025 | Cala Gonone, Italy | Andrea Marassich |
| Technical Diver 1 | June 9, 2025 | Krnica, Croatia | JP Bresser |
| CCR Fundamentals | June 9, 2025 | Krnica, Croatia | JP Bresser |
| CCR Diver 1 | June 9, 2025 | Krnica, Croatia | JP Bresser |
| Cave Diver 2 | June 9, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 1 | June 9, 2025 | Cala Gonone, Italy | Andrea Marassich |
| GUE Fundamentals Upgrade | June 9, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Recreational Diver 1 - Nitrox | June 9, 2025 | Schwetzingen, Baden-Württemberg, Germany | Esther Trösch |
| Technical Diver 1 | June 9, 2025 | Ft Lauderdale area, Florida, United States | Meredith Tanguay |
| Cave Diver 1 | June 9, 2025 | Cala Gonone, Italy | Andrea Marassich |
| CCR Fundamentals | June 11, 2025 | Vobster Quay, Somerset, United Kingdom | Richard Walker |
| Doubles Primer | June 11, 2025 | Gilboa Quarry, Ohio, United States | Ivo Chiarino |
| GUE Basic Fundamentals | June 11, 2025 | Marina di Gioiosa Ionica, Italy | Bartek Trzcinski |
| GUE Basic Fundamentals | June 12, 2025 | Gilboa Quarry, Ohio, United States | Ivo Chiarino |
| GUE Technical Fundamentals | June 12, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| GUE Technical Fundamentals | June 12, 2025 | Kolsva, Sweden | Per Normark |
| GUE Basic Fundamentals | June 12, 2025 | Cologne, Germany | Benjamin Ott |
| Technical Diver 1 | June 13, 2025 | Monterey, California, United States | Alberto Nava |
| GUE Basic Fundamentals | June 13, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| Technical Diver 1 | June 13, 2025 | OSLO , Norway | Annika Persson |
| DPV Diver 1 | June 13, 2025 | Ivy Lea, Ontario, Canada | Heison Chak |
| DPV Diver 1 | June 14, 2025 | Tulamben, Bali, Indonesia | Jimmy Choo |
| Recreational Diver 3 - Trimix | June 14, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| GUE Fundamentals Part 1 | June 14, 2025 | Porto S. Stefano, Grosseto, Italy | Claudio Provenzani |
| DPV Diver 1 | June 14, 2025 | Schwetzingen , Germany | Christof Müller |
| BLS-D & Oxygen First Aid Instructor | June 14, 2025 | Korntal-Münchingen, Baden-Württemberg, Germany | Manuela Schoch |
| Performance Diver | June 14, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| Drysuit Primer | June 14, 2025 | Montreal, Quebec, Canada | Imad Farhat |
| Performance Diver | June 14, 2025 | Kolsva, Sweden | Per Normark |
| Cave Diver 1 | June 15, 2025 | Cala Gonone, Nuoro, Italy | Peter Gaertner |
| GUE Basic Fundamentals | June 15, 2025 | Sydney, New South Wales, Australia | Sebastien Landat |
| GUE Fundamentals | June 15, 2025 | Quebec, Quebec, Canada | Dany Dulac |
| DPV Diver 1 | June 16, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Technical Diver 1 | June 16, 2025 | Ivy Lea, Ontario, Canada | Heison Chak |
| Technical Diver 1 | June 16, 2025 | OSLO, Norway | Annika Persson |
| Cave Sidemount | June 16, 2025 | Budapest+Croatia, Budapest, Hungary | Zsolt Szilagyi |
| Technical Diver 1 | June 17, 2025 | Gilboa Quarry, Findlay, Ohio, United States | Ivo Chiarino |
| CCR Fundamentals | June 17, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| GUE Fundamentals | June 18, 2025 | Bangkok, Bangkok , Thailand | Sanya Lohitnavy |
| GUE Fundamentals | June 19, 2025 | Hunsfels, Germany | Christian Schweiger |
| GUE Technical Fundamentals | June 19, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| GUE Basic Fundamentals | June 19, 2025 | Almelo, Netherlands | Matthijs Holtkamp |
| GUE Fundamentals | June 19, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| GUE Basic Fundamentals | June 19, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| GUE Fundamentals | June 19, 2025 | Almelo, Netherlands | Matthijs Holtkamp |
| GUE Fundamentals | June 19, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| BLS-D & Oxygen First Aid | June 20, 2025 | Leipzig, Sachsen, Germany | Keith Kreitner |
| Open Water Diver | June 21, 2025 | Oslo, Oslo, Norway | Marius Svanevik |
| Rescue Primer | June 21, 2025 | Leipzig, Sachsen, Germany | Keith Kreitner |
| GUE Technical Fundamentals | June 21, 2025 | Okinawa, Shizuoka, Japan | Yousuke Ogiwara |
| GUE Technical Fundamentals | June 21, 2025 | Okinawa, Shizuoka, Japan | Yousuke Ogiwara |
| Technical Diver 3 | June 21, 2025 | Siracusa, Siracusa, Italy | Graham Blackmore |
| CCR Fundamentals | June 23, 2025 | Brockville, Ontario, Canada | Heison Chak |
| Cave Diver 2 | June 23, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Basic Fundamentals | June 23, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| CCR Fundamentals | June 24, 2025 | Hemmoor, Niedersachsen, Germany | Henning May |
| GUE Fundamentals | June 25, 2025 | Tromsø, Troms, Norway | Annika Persson |
| Open Water Diver | June 25, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| GUE Technical Fundamentals | June 26, 2025 | Bergen, Rogaland, Norway | Gunnar Midtgaard |
| GUE Fundamentals | June 26, 2025 | Wazee Lake, Brockway, Wisconsin, United States | Ivo Chiarino |
| BLS-D & Oxygen First Aid | June 27, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| Performance Diver | June 27, 2025 | Joachimsthal, Werbelinsee, Brandenburg, Germany | Oliver Ober |
| BLS-D & Oxygen First Aid Refresher | June 27, 2025 | Stuttgart, Baden-Württemberg, Germany | Peter Gaertner |
| GUE Basic Fundamentals | June 27, 2025 | Joachimsthal Werbellinsee, Brandenburg, Germany | Oliver Ober |
| GUE Basic Fundamentals | June 27, 2025 | Lysekil, Vastra Gotaland, Sweden | Jesper Haav |
| Drysuit Primer | June 28, 2025 | Schwetzingen, Baden-Württemberg, Germany | Esther Trösch |
| Rescue Primer | June 28, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| Doubles Primer | June 28, 2025 | Toronto, Ontario, Canada | Alain Eid |
| ITC GUE Fundamentals | June 29, 2025 | Magglingen, Switzerland | Irene Homberger |
| CCR Fundamentals | June 29, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| Recreational Diver 2 - Triox | June 30, 2025 | OSLO, Norway | Annika Persson |
| Cave Diver 1 | July 1, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Scientific Diver | July 2, 2025 | Glavotok on Krk, Istria county, Croatia | Erik Wurz |
| GUE Fundamentals | July 2, 2025 | Glavotok on Krk, Istria county, Croatia | Erik Wurz |
| GUE Fundamentals | July 3, 2025 | Vinkeveen, Netherlands | JP Bresser |
| Drysuit Primer | July 4, 2025 | Fuxian hu, Yunnan, China | Lu Chen |
| DPV Diver 1 | July 4, 2025 | Sydney, New South Wales, Australia | Duncan Paterson |
| Performance Diver | July 5, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| Performance Diver | July 5, 2025 | Toronto, Ontario, Canada | Alain Eid |
| GUE Fundamentals | July 5, 2025 | Fuxian hu, Yunnan, China | Lu Chen |
| GUE Fundamentals Upgrade | July 6, 2025 | Hunsfels, Germany | Christian Schweiger |
| CCR Diver 1 | July 6, 2025 | Cala Gonone, Italy | Andrea Marassich |
| CCR Fundamentals | July 7, 2025 | Vinkeveen, Netherlands | JP Bresser |
| Cave Diver 2 | July 7, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Fundamentals Upgrade | July 8, 2025 | Sydney, New South Wales, Australia | Duncan Paterson |
| GUE Basic Fundamentals | July 10, 2025 | Dormagen, Germany | Sebastian von Koss |
| GUE Technical Fundamentals | July 10, 2025 | Dormagen, Germany | Sebastian von Koss |
| DPV Diver 1 | July 11, 2025 | Stromberg, Rheinland-Pfalz, Germany | Sven Nelles |
| DPV Diver 1 | July 12, 2025 | Vinkeveen, Netherlands | Anne-Marie Bresser |
| GUE Technical Fundamentals | July 12, 2025 | Aurora, Ontario, Canada | Heison Chak |
| Rescue Primer | July 12, 2025 | ALmelo, | Matthijs Holtkamp |
| ITC Rec 1 / Fundamentals | July 12, 2025 | Vinkeveen, Netherlands | JP Bresser |
| GUE Technical Fundamentals | July 12, 2025 | Ibrice Korfezi, Edirne, Turkey | Nevcan Uludaş |
| GUE Technical Fundamentals | July 14, 2025 | High Springs , United States | Stretch Aaron Altenhein |
| Technical Diver 1 | July 14, 2025 | Lysekil , Sweden | Annika Persson |
| CCR Diver 1 | July 15, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| GUE Fundamentals | July 17, 2025 | Lysekil , Sweden | Annika Persson |
| CCR Technical Diver 1 | July 17, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| GUE Technical Fundamentals | July 17, 2025 | Kressbronn am Bodensee, Baden-Württemberg, Germany | Oliver Reimer |
| GUE Basic Fundamentals | July 18, 2025 | Aachen, Germany | Benjamin Ott |
| Doubles Primer | July 19, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Cave Diver 1 | July 20, 2025 | Gramat, France | Irene Homberger |
| DPV Diver 1 | July 20, 2025 | Stromberg, Germany | Sebastian von Koss |
| Cave Diver 1 | July 20, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Kelvin Davidson |
| Cave Diver 1 | July 20, 2025 | Gramat, France | Irene Homberger |
| Technical Diver 1 | July 21, 2025 | Victoria, British Columbia, Canada | Jason Cook |
| Cave Diver 2 | July 21, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Fred Devos |
| CCR Technical Diver 1 | July 21, 2025 | Hemmoor, Germany | JP Bresser |
| CCR Fundamentals | July 21, 2025 | Vinkeveen, Netherlands | JP Bresser |
| GUE Technical Fundamentals | July 21, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Technical Diver 2 | July 22, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| CCR Fundamentals | July 23, 2025 | Schwetzingen, Baden-Württemberg, Germany | Derk Remmers |
| GUE Fundamentals | July 24, 2025 | Offenburg, Germany | Christian Schweiger |
| GUE Technical Fundamentals | July 26, 2025 | Lysekil, Vastra Gotaland, Sweden | Jesper Haav |
| Cave Diver 1 | July 26, 2025 | Gramat, France | Irene Homberger |
| Performance Diver | July 26, 2025 | High Springs , United States | Stretch Aaron Altenhein |
| Cave Diver 1 | July 26, 2025 | Gramat, France | Irene Homberger |
| Cave Diver 1 | July 27, 2025 | Gramat, Lot, France | Sven Nelles |
| Cave Diver 1 | July 27, 2025 | Gramat, France | Irene Homberger |
| Recreational Diver 3 - Trimix | August 1, 2025 | Monterey, California, United States | Alberto Nava |
| GUE Basic Fundamentals | August 1, 2025 | Joachimsthal Werbellinsee, Brandenburg, Germany | Oliver Ober |
| Open Water Diver | August 1, 2025 | Schneverdingen, Hemmoor, Niedersachsen, Germany | Oliver Ober |
| Technical Diver 1 | August 1, 2025 | Zürich, Switzerland | Henning May |
| Performance Diver | August 1, 2025 | Joachimsthal Werbellinsee, Brandenburg, Germany | Oliver Ober |
| Cave Diver 1 | August 3, 2025 | Cajarc, Lot, France | Sven Nelles |
| Recreational Diver 1 - Nitrox | August 4, 2025 | Glavotok on Krk, Istria county, Croatia | Erik Wurz |
| GUE Fundamentals | August 4, 2025 | Bali, Indonesia | Gemma Thomas |
| Technical Diver 1 | August 4, 2025 | Santa Margherita, Genova, Italy | Francesco Cameli |
| GUE Basic Fundamentals | August 9, 2025 | Toronto, Ontario, Canada | Alain Eid |
| GUE Basic Fundamentals | August 11, 2025 | High Springs, Florida, United States | Stretch Aaron Altenhein |
| Technical Diver 1 | August 11, 2025 | Sydney, New South Wales, Australia | Duncan Paterson |
| GUE Fundamentals Upgrade | August 15, 2025 | Weyregg am Attersee, Austria | Per Normark |
| DPV Diver 1 | August 15, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| DPV Diver 1 | August 15, 2025 | Almelo, Netherlands | Matthijs Holtkamp |
| Rescue Primer | August 16, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| DPV Diver 1 | August 16, 2025 | Weyregg am Attersee, Austria | Per Normark |
| Technical Diver 1 | August 18, 2025 | Krnica, Istria county, Croatia | Sven Nelles |
| CCR Fundamentals | August 23, 2025 | Vinkeveen, Netherlands | JP Bresser |
| Doubles Primer | August 23, 2025 | Toronto, Ontario, Canada | Alain Eid |
| CCR Diver 2 | August 24, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Kirill A. Egorov |
| GUE Technical Fundamentals | August 28, 2025 | Samandag, Hatay, Turkey | Nevcan Uludaş |
| GUE Basic Fundamentals | August 28, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| GUE Fundamentals | August 28, 2025 | Schwetzingen, Germany | Dimitris Fifis |
| Cave Diver 1 | August 31, 2025 | Gramat, France | Irene Homberger |
| Cave Diver 2 | August 31, 2025 | Gramat, France | JP Bresser |
| Cave Diver 1 | August 31, 2025 | Gramat, France | JP Bresser |
| CCR Diver 2 | September 1, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Technical Diver 1 | September 1, 2025 | 1000 Islands Region, Canada | Michael Pinault |
| CCR Fundamentals | September 1, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Technical Diver 3 | September 1, 2025 | Cebu, Cebu, Philippines | Graham Blackmore |
| DPV Cave | September 1, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| Open Water Diver | September 1, 2025 | Tenero, Ticino, Switzerland | Ivan Wagner |
| Doubles Primer | September 6, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Cave Diver 1 | September 6, 2025 | Gramat, France | Irene Homberger |
| Cave Diver 1 | September 7, 2025 | Gramat, France | Per Normark |
| Cave Diver 1 | September 7, 2025 | Gramat, France | JP Bresser |
| Cave Diver 1 | September 7, 2025 | Cala Gonone, Italy | Andrea Marassich |
| Technical Diver 1 | September 7, 2025 | Krnica, Istria county, Croatia | Sven Nelles |
| CCR Cave | September 8, 2025 | Gramat, France | JP Bresser |
| Cave Diver 1 | September 8, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| CCR Fundamentals | September 10, 2025 | Hemmoor, Niedersachsen, Germany | Daniel Schulte |
| GUE Basic Fundamentals | September 11, 2025 | Québec et Thetford Mines, Quebec, Canada | Martin Lessard |
| Advanced Open Water Diver | September 13, 2025 | Karaburun, Izmir, Turkey | Nevcan Uludaş |
| Drysuit Primer | September 13, 2025 | Schwetzingen, Baden-Württemberg, Germany | Esther Trösch |
| GUE Basic Fundamentals | September 13, 2025 | Toronto, Ontario, Canada | Alain Eid |
| Cave Diver 2 | September 14, 2025 | Gramat, France | JP Bresser |
| Cave Diver 1 | September 14, 2025 | Gramat, Lot, France | Ferry Schram |
| Cave Diver 1 | September 14, 2025 | Gramat, France | JP Bresser |
| Cave Diver 2 | September 15, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Technical Fundamentals | September 15, 2025 | High Springs , Florida, United States | Stretch Aaron Altenhein |
| Cave Diver 1 | September 15, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Ivo Chiarino |
| Cave Diver 1 | September 15, 2025 | Salangen , Troms, Norway | Annika Persson |
| Scientific Diver | September 17, 2025 | Helsinki, Finland | Erik Wurz |
| Scientific Diver | September 18, 2025 | Den Osse, Zeeland, Netherlands | Erik Wurz |
| Technical Diver 1 | September 20, 2025 | Høvåg, Aust-Agder, Norway | Derk Remmers |
| Cave Diver 1 | September 21, 2025 | Gramat, Lot, France | Ferry Schram |
| Cave Diver 1 | September 21, 2025 | Gramat, France | JP Bresser |
| Cave Diver 1 | September 21, 2025 | Gramat, France | Per Normark |
| Cave Diver 1 | September 21, 2025 | Gramat, France | Irene Homberger |
| Performance Diver | September 22, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Technical Fundamentals | September 24, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| DPV Diver 1 | September 26, 2025 | Locarno, Ticino, Switzerland | Ivan Wagner |
| Cave Diver 1 | September 28, 2025 | Cala Gonone, Nuoro, Italy | Peter Gaertner |
| Cave Diver 1 | September 28, 2025 | Gramat, France | Irene Homberger |
| CCR Fundamentals | September 28, 2025 | Vinkeveen, Netherlands | JP Bresser |
| Cave Diver 1 | September 28, 2025 | High Springs, Florida, United States | Jon Kieren |
| CCR Technical Diver 1 | September 28, 2025 | Krnica, Croatia | JP Bresser |
| Cave Diver 1 | September 29, 2025 | Cabo de Palos, Spain | Ricardo Constantino |
| Cave Diver 1 | September 29, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Sven Nelles |
| Open Water Diver | October 1, 2025 | Schneverdingen, Hemmoor, Niedersachsen, Germany | Oliver Ober |
| CCR Diver 2 | October 1, 2025 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| DPV Diver 1 | October 1, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| DPV Cave | October 1, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| Gas Blender | October 4, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| GUE Basic Fundamentals | October 4, 2025 | Toronto, Ontario, Canada | Alain Eid |
| CCR Diver 2 | October 5, 2025 | Krnica, Croatia | JP Bresser |
| Cave Diver 1 | October 5, 2025 | Gramat, France | Irene Homberger |
| Technical Diver 1 | October 5, 2025 | Kralendijk, Bonaire | Meredith Tanguay |
| CCR Fundamentals | October 6, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Technical Diver 2 | October 6, 2025 | Cabo de Palos, Spain | Ricardo Constantino |
| CCR Diver 2 | October 6, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Cave Diver 2 | October 6, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| GUE Technical Fundamentals | October 9, 2025 | Hemmoor, Niedersachsen, Germany | Keith Kreitner |
| Navigation Primer | October 11, 2025 | Wien, Austria | Sebastian von Koss |
| Cave Diver 1 | October 12, 2025 | Cala Gonone, Nuoro, Italy | Peter Gaertner |
| GUE Technical Fundamentals | October 12, 2025 | Zurich, Switzerland | Irene Homberger |
| Cave Diver 1 | October 12, 2025 | Cajarc, Lot, France | Sven Nelles |
| Cave Diver 1 | October 12, 2025 | Gramat France, France | Irene Homberger |
| GUE Fundamentals | October 12, 2025 | Vinkeveen, Netherlands | JP Bresser |
| Cave Diver 1 | October 13, 2025 | Cabo de Palos, Spain | Ricardo Constantino |
| Technical Diver 1 | October 13, 2025 | Krnica, Istria county, Croatia | Sander Evering |
| Rescue Primer | October 13, 2025 | Wien, Austria | Sebastian von Koss |
| GUE Fundamentals | October 15, 2025 | Attersee oder Wien, Austria | Sebastian von Koss |
| Technical Diver 1 | October 18, 2025 | Puerto Galera , Mindoro Oriental, Philippines | Jimmy Choo |
| Technical Diver 1 | October 18, 2025 | OSLO, Norway | Annika Persson |
| CCR Fundamentals | October 19, 2025 | Stockholm, Sweden | JP Bresser |
| Cave Diver 1 | October 19, 2025 | Cajarc, Lot, France | Sven Nelles |
| CCR Technical Diver 2 | October 19, 2025 | Kralendijk, Bonaire | Guy Shockey |
| Cave Diver 1 | October 20, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| ITC GUE Fundamentals | October 21, 2025 | Vancouver Island, British Columbia, Canada | Guy Shockey |
| GUE Technical Fundamentals | October 23, 2025 | Stavanger, Norway | Gunnar Midtgaard |
| GUE Fundamentals | October 23, 2025 | Vinkeveen, Netherlands | JP Bresser |
| GUE Technical Fundamentals | October 25, 2025 | Istanbul, Istanbul, Turkey | Nevcan Uludaş |
| Documentation Diver | October 25, 2025 | Stockholm, Sweden | JP Bresser |
| Cave Diver 1 | October 26, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Sven Nelles |
| Cave Diver 2 | October 26, 2025 | High Springs, Florida, United States | Kirill A. Egorov |
| DPV Diver 1 | October 26, 2025 | Vinkeveen, Netherlands | JP Bresser |
| GUE Technical Fundamentals | October 27, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| DPV Cave | October 27, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| Technical Diver 1 | October 28, 2025 | Krnica, Croatia | Annika Persson |
| GUE Technical Fundamentals | November 1, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| GUE Basic Fundamentals | November 1, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Cave Diver 1 | November 2, 2025 | Zero Gravity Dive Centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Cave Diver 1 | November 2, 2025 | High Springs, United States | Per Normark |
| Cave Diver 1 | November 2, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Sven Nelles |
| CCR Technical Diver 2 | November 3, 2025 | Yangyang , Kangwon-do, Korea (South) | Kyungsoo Kim |
| CCR Diver 2 | November 3, 2025 | Puerto Aventuras, Mexico | John Kendall |
| CCR Fundamentals | November 8, 2025 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| Cave Diver 1 | November 9, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| DPV Diver 1 | November 15, 2025 | Zurich, Switzerland | Irene Homberger |
| Cave Diver 1 | November 16, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Cave Diver 1 | November 16, 2025 | High Springs, United States | Per Normark |
| CCR Diver 2 | November 16, 2025 | Kralendijk, Bonaire | JP Bresser |
| Technical Diver 2 | November 17, 2025 | Palaia Fokaia, Attiki, Greece | Derk Remmers |
| Cave Diver 1 | November 17, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| GUE Fundamentals | November 23, 2025 | Kralendijk, | JP Bresser |
| CCR Diver 2 | November 23, 2025 | Kralendijk, Bonaire | JP Bresser |
| Technical Diver 1 | November 23, 2025 | Kralendijk, Bonaire | JP Bresser |
| GUE Technical Fundamentals | November 24, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo , Mexico | Annika Persson |
| Photogrammetry Diver | November 24, 2025 | Puerto Aventuras , Mexico | John Kendall |
| DPV Cave | November 24, 2025 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| GUE Fundamentals | November 27, 2025 | Köln, Nordrhein-Westfalen, Germany | Sven Nelles |
| GUE Fundamentals Upgrade | November 29, 2025 | Zero Gravity Dive centre Puerto Aventuras , Quintana Roo, Mexico | Annika Persson |
| Discover Diving | November 30, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| CCR Diver 2 | December 1, 2025 | Puerto Aventuras, Mexico | John Kendall |
| Cave Diver 1 | December 1, 2025 | Playa Del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Technical Diver 1 | December 1, 2025 | Zero Gravity Dive centre, Puerto Aventuras , Quintana Roo, Mexico | Annika Persson |
| GUE Fundamentals | December 1, 2025 | Kralendijk, Bonaire | JP Bresser |
| CCR Diver 2 | December 6, 2025 | Kralendijk, Bonaire | JP Bresser |
| Cave Diver 2 | December 8, 2025 | High Springs, Florida, United States | Meredith Tanguay |
| Cave Diver 1 | December 8, 2025 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Cave Diver 2 | December 8, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Scientific Diver | December 10, 2025 | Dahab, Janub Sina', Egypt | Erik Wurz |
| GUE Fundamentals | December 11, 2025 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| GUE Basic Fundamentals | December 15, 2025 | Lapu Lapu, Cebu, Philippines | Jimmy Choo |
| GUE Technical Fundamentals | December 15, 2025 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Scientific Diver | December 17, 2025 | Kralendijk, Bonaire | Erik Wurz |
| GUE Fundamentals | December 20, 2025 | Kralendijk, Bonaire | Anne-Marie Bresser |
| GUE Fundamentals | December 25, 2025 | Third Dimension Diving, Tulum, Quintana Roo, Mexico | Kelvin Davidson |
| Cave Diver 2 | January 2, 2026 | Playa del Carmen, Quintana Roo, Mexico | Emőke Wagner |
| Cave Diver 2 | January 2, 2026 | Third Dimension Diving, Tulum, Mexico | Ivo Chiarino |
| Cave Sidemount | January 12, 2026 | Puerto Aventuras, Quintana Roo, Mexico | Christophe Le Maillot |
| Cave Diver 1 | February 9, 2026 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| CCR Diver 2 | February 12, 2026 | Dahab, Janub Sina', Egypt | Sameh Sokar |
| Cave Diver 1 | February 15, 2026 | Zero Gravity Dive centre, Puerto Aventuras, Quintana Roo, Mexico | Annika Persson |
| Cave Diver 1 | February 21, 2026 | Puerto Aventuras , Quintana Roo, Mexico | Kyungsoo Kim |
| Cave Diver 1 | April 12, 2026 | Gramat, France | Irene Homberger |
| DPV Diver 1 | April 16, 2026 | Tvaerminne, Finland | Erik Wurz |
| GUE Fundamentals | June 13, 2030 | Port de Pollença, Baleares, Spain | Sven Nelles |
| DPV Diver 1 | July 5, 2030 | Hemmoor, Niedersachsen, Germany | Sven Nelles |
