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 Centers and over 100,000 SSI Professionals in 150+ countries.

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