TDI (Technical Diving International).
Whether your interests lie in nitrox, rebreathers, mixed gas or any of the many other programs that TDI offers you can be assured that you will be participating in training that offers you the "cutting edge" of diving technology. With offices worldwide and over 10,000 instructors teaching our programs, TDI has become the largest international specialized dive agency. Use the links below to view the TDI courses that we offer.