Scuba Schools International (SSI) was established in 1970 with the vision of making it possible for anyone to learn how to dive safely. Today, SSI is the world’s largest professional business-based training agency, with 3,500+ Training Centres and over 100,000 SSI Professionals in 150+ countries.

For over 50 years, SSI has provided high-quality training programmes and materials for Recreational Scuba, Extended Range, Freediving, Mermaid, Swim, and Lifeguard programmes from beginner to Instructor Trainer levels. With digital and printed materials available in more than 40 languages in over 3,500 international SSI Training Centre and Resort locations, SSI enables people to experience the underwater world across the globe.

International Recognition

SSI completely embodies the industry by being a founding member of the RSTC (Recreational Scuba Training Council) and holding the internationally acclaimed ISO (International Organisation for Standardisation) certification, playing an active role in setting industry minimum training standards.

Simply stated, an SSI Certification is welcomed all over the planet, wherever you choose to dive. SSI is clearly a name you can trust.


  • SSI (2021, June 7). About Scuba Schools International. Scuba Schools International. Retrieved July 7, 2023, from Link
  • Scuba Schools International (2020). Diving Community [Photograph]. SSI. Link