TDI Nitrox

TDI Nitrox certification equips divers with the knowledge to plan and optimize dives using enriched ... Find Out More

Intro to tech

Take Your First Step into Technical Diving with TDI Intro to Tech Explore the foundations of tech... Find Out More

Advanced Nitrox

TDI's Advanced Nitrox course is designed for divers who want to deepen their understanding of ni... Find Out More

Trimix

The TDI Trimix course provides the training required to competently and safely utilize breathing gas... Find Out More

Advanced Trimix

The TDI Advanced Trimix course provides the training required to safely utilize breathing gases cont... Find Out More

Decompression Procedures Diver

The Decompression Procedures Diver course examines the theory, methods, and procedures of planned st... Find Out More

Extended Range Diver

The Extended-Range Diver course provides training and experience required to competently utilize aid... Find Out More

TDI Sidemount Diver

Master Sidemount Diving with the TDI Sidemount Diver Course Discover the benefits of sidemount di... Find Out More

Cavern Diver

Explore Overhead Environments with the TDI Cavern Diver Course Take your diving skills into the o... Find Out More

TDI Advanced Nitrox and Deco P...

Expand Your Limits with TDI Advanced Nitrox & Decompression Procedures Take your technical di... Find Out More