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Why TDI?

Technical Diving International (TDI) is the largest technical training agency in the world. One of the first agencies of its kind, its focus was and still is on providing training materials and education for specialised diving situations.

One-Stop Education Solution

International Training, Inc. (ITI) comprises of a group of multiple specialised training agencies: Scuba Diving International (SDI), Technical Diving International (TDI), and First Response Training International (FRTI), to name a few.

Getting your training started with TDI gives you many options for personal development. With dozens of opportunities for you to follow, TDI's technical courses prepare you to take your diving to the next level, explore the underwater environment safely with confidence and have fun in your local waters, caves, wrecks and oceans worldwide. Find out more about the ITI story here!

Technical Diving International

Technical Diving International (TDI) is the largest technical diving agency in the world. Its courses and certifications are recognised everywhere as the gold standard by which others are measured.

It is associated with many leading industry groups such as the Recreational Scuba Training Council (RSTC) USA, Canada and Europe; the European Underwater Federation (EUF); and the International Organization for Standardization (ISO). Your card, and most of all your training, will be recognised and respected the world over!

Spoilt for choice? Don't fret.

The TDI diver training program is straight forward, proven effective and offers divers a comprehensive path from Intro to Tech™ to Advanced Trimix.

Formed in 1994, TDI has built a reputation for a complete curriculum that includes cavern to full cave, decompression diving, trimix, and wreck penetration training. Simply put, TDI is a one-stop technical training solution that you will not out-grow.

We know the numerous options available out there can be overwhelming and confusing. Take a look at these Technical Diver equivalencies for a better idea of what's available to you, as a budding technical diver:

Chart to illustrate TDI technical diver equivalencies between various technical diving agencies

An experience unlike any other

Start your jouney with Lighthouse today through any of our TDI or SDI courses. Don't see what you're looking for? Reach out to us and we'll be more than happy to help.

Let's go tech diving