GUE Diving Courses
GUE (Global Underwater Explorers) offers one of the world's most rigorous and comprehensive dive training programs. Founded by wreck and cave divers, GUE combines standardized procedures (Doing It Right) with top-tier training. The course offerings cover all experience levels and set high industry standards.
📌 More information about GUE can be found [here].
Courses 2025
GUE Performance Diver
📅 13.–14. September 2025
Esther Trösch – esther@gue.com
GUE Technical Fundamentals
📅 17.–20. September 2025
Esther Trösch – esther@gue.com
GUE Doubles Primer
📅 25.–26. Oktober 2025
Esther Trösch – esther@gue.com
GUE CCR Fundamentals
📅 15.–19. November 2025
Derk Remmers – derk@gue.com
GUE Drysuit Primer
📅 22.–23. November 2025
Esther Trösch – esther@gue.com
📅 28.–30. November 2025
Esther Trösch – esther@gue.com
For custom dates, feel free to contact us at: shop@deepstop.de
Deepstop – GUE Dive Center
As a premium dive center, we provide comprehensive support for divers and course participants. With multiple experienced GUE instructors on-site, we offer personalized guidance and a diverse range of courses.
Our dive center features:
✔ Spacious training room
✔ Fully equipped workshop
✔ Filling station & compressor
✔ Perfect diving conditions in close proximity
📅 Course schedules & events: Visit our website or follow us on Facebook
📩 For inquiries: shop@deepstop.de
Our GUE Instructors
Derk Remmers
Wreck diver & GUE Instructor (TEC 2 / JJ CCR 1 & 2) – Specialty: JJ CCR
📞 +49 (0)173 2683606 | ✉️ derk@gue.com | [Instructor Page]
Esther Trösch
GUE Instructor (Recreational and Fundamentals), also supports sales & web design
📞 +49 (0)174 7772277 | ✉️ esther@gue.com | [Instructor Page]


Christof Müller
GUE Instructor, expert in Sidemount & Cave Diving
✉️ christof@gue.com | [Instructor Page]
Keith Kreitner
Owner of TECWATERS Hamburg, GUE Instructor & dive travel organizer
Hans Drexler
Founder of Deepstop, active diver since 1990
✉️ hans.drexler@deepstop.de