Sonja Otto - Founder and Instructor

Tri Diving, was established in 2011 in and has since expanded to include various dive tours to different countries. Tri Diving was the brainchild of Sonja Terblanche-Otto. Sonja was born and raised in the Garden route, South Africa. Sonja is a PADI Open Water Speciality Instructor and she is passionate about the marine life, and teaching scuba diving. All the Tri Diving destinations and tours has been scouted and tested by Sonja to ensure the best value for money at these great exotic destinations.

Sonja matriculated at Point High School in Mossel Bay and earned her academic qualifications at the University of Stellenbosch, University of Cape Town and the University of Pretoria. She has 4 degrees, BSc Nature Conservation, BSc (Hons) Zoology, BSc (Hons) Exercise Science and MSc Exercise Science. Sonja receive her National Colours as an Elite Triathlete in 1996 and competed for 8 years in various countries as a professional athlete.

Hano Otto - Dive Master

Hano has been a ‘sport freak’ since he can remember. At a very young age he already excelled in various disciplines with rugby and athletics (cross country was his main focus). After school he spent some time in the army (special forces), before going to university to study law. He then started working as PA for one of the High Court judges, where he focused more on road running and made numerous achievements: 12 Comrades Marathons (5 silver); 2nd place in Rhodes Mountain Marathon and 9th place in the Karoo 80km Marathon (sub 6 hours). Hano has obtained various qualifications: High Ropes Director (Ropes Course Development – UK), Abseil Supervisor, Rope Skills Instructor, River Guide, Skipper (40 nautical miles), Dive Master (PADI), Sailing – Competent Crew (8000+ nautical miles), and Various Facilitation Courses. Hano is passionate about diving and photography.

Contact Info


Phone:    +27 (0)82 579 7595
Postal Address:
Po Box 1232
Greatbrak River

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