SNSI – Scuba and Nitrox Safety International

Logo of SNSI - Scuba and Nitrox Safety International scuba training agency

SNSI or Scuba and Nitrox International was founded in 1995. It was the first agency to bring the use of Nitrox in Italy. SNSI included in its founding members pioneer Italian diver Umberto Pepoli.

Training offered: Recreational, Technical, Wreck

Website: http://scubasnsi.goscubasnsi.com/

Email: NA
Headquarter: Italy
Address: Viale IV Novembre 22, Borgo San Lorenzo (FI), Italy
Phone: 1 772 777 4382

TDI – Technical Diving International

Logo for TDI or Technical Diving International scuba training agency

TDI or Technical Diving International was founded in 1994 by underwater explorer Bret Gilliam. It was meant to be a complete educational system for non-sport diving with topics such as decompression, additional cylinders, alternative breathing gases, rebreathers, or overhead environments such as wrecks, caves or mines.

Training offered: Technical, Cave, Wreck, Rebreather

Website: http://www.tdisdi.com

Email: worldHQ@tdisdi.com

Headquarter: United States of America
Address: 1321 SE Decker Ave, Stuart, Florida, 34994
Phone: 1-888 778 9073

RAID – Rebreather Association of International Divers

Logo for scuba agency RAID or Rebreather Association of International Divers

RAID or Rebreather Association of International Divers was founded by Barry Coleman. In the early 90s he started rebreather diving and conceptualised the design of a recreational rebreather. Working closely with the design team at Poseidon, the Mk VI Discovery Rebreather was born and brought to market in 2007. RAID was then launched by Coleman to support the diver training required for Mk VI.

Training offered: Recreational, Technical, Cave, Rebreather

Website: https://www.diveraid.com/

Email: admin@diveraid.com

Headquarter: Australia
Address: 18 Arunga Drive, Beresfield. NSW. 2322, Australia
Phone: +61 (0) 2 4088 0560

NADD – NADD Global Diving Agency

Logo of NADD Global Diving Agency

NADD or NADD Global Diving Agency was founded in 1984. Its activities are directed mainly to the development of educational systems, swimming courses, swimming and diving for people with disabilities. NADD acquired large expertise gained from experience with how difficult and complex is underwater training for disabled people. This was a solid foundation for the development of a larger project; hence the birth of a single agency teaching of its kind.

Training offered: Recreational, Technical, Freediving

Website: http://www.naddeurope.com/

Email: mailing@naddeurope.com, adm-itaf03@cmas.org

Headquarters: Italy
Address: Via Fratelli Rosselli, 3, Milan, 20139
Phone: + 39/02/53 72 99

PSS Worldwide – Professional Scuba Schools

Logo for PSS - Professional Scuba Schools training agency

PSS Worldwide or Professional Scuba Schools began to operate in the diving sector in the 1990s. PSS was founded by experts who had already been involved in diver training for over twenty-five years and who came from various professional fields.

Training offered: Recreational, Technical, Wreck, Freediving

Website: https://www.pssworldwide.org/en/default.aspx

Email: info@pssww.org

Headquarter: Italy
Address: Via Diocleziano 350, Napoli, Italy 80125
Phone: +39-081-7623000

NASE Worldwide – National Academy of Scuba Educators

Logo for NASE - National Academy of Scuba Educators diving certification agency

The National Academy of Scuba Educators or NASE Worldwide was founded in 1982 in Lubbock, Texas. It was the concept of a group of scuba diving enthusiasts and business experts who identified a different approach to scuba diver certification agencies and their business practices.

Training offered: Recreational, Technical

Website: https://www.naseworldwide.org/

Email: info@naseworldwide.org

Headquarter: United States of America
Address: Jacksonville, FL 32206, PO Box 3166
Phone: +1.888.903.NASE (6273)

ANDI – American Nitrox Divers, Inc.

Logo of ANDI or American Nitrox Divers Inc. diving training agency

It is in 1988 that ANDI or the American Nitrox Divers, Inc. was formed to respond to a demand for training using other breathing gases than air. It also covered the filling of tanks with enriched air.

Training offered: Recreational, Technical, Cave, Rebreather, Wreck, Hyperbaric

Website: http://www.andihq.com/

Email: andi@andihq.com

Headquarter: United States of America
Address: 74 Woodcleft Avenue, Freeport, New York, 11520-3342
Phone: +1 (516) 546-2026

NAUI – National Association of Underwater Instructors

Logo of NAUI or National Association of Underwater Instructors scuba diving training agency

Al Tillman, (soon to become NAUI Instructor #1) was the director of sports for Los Angeles County Parks and Recreation during this period and established a training program sponsored by L.A. County to certify skin and scuba divers. In 1959 the National Diving Patrol was renamed the National Association of Underwater Instructors (NAUI).

Training offered: Recreational, Technical, Cave, Wreck, Ice, Rebreather, Gas Blending

Website: https://www.naui.org/

Email: NA

Headquarter: United States of America
Address: 9030 Camden Field Parkway, Riverview, FL. 33578
Phone: +1 813-628-6284

UTD – Unified Team Diving

Logo of UTD or Unified Team Diving scuba training agency

In 2007, UTD or Unified Team Diving decided to take a unique direction in diving instruction. It build an educational system around the Hogarthian & DIR gear configuration. UTD also add the aspect of polished team diving where everyone is already familiar with all aspect of a team member gear and breathing gases.

Training offered: Recreational, Technical, Cave, Wreck

Website: http://www.utdscubadiving.com/en/splash/

Email: info@utdscubadiving.com

Headquarter: United States of America
Address: 8545 Arjons Drive Suite N, San Diego, CA, 92126
Phone: +1 (855) DIVE UTD (348-3883)

ISE – Inner Space Explorers

Logo for ISE or Inner Space Explorers dive training agency

ISE which stands for Inner Space Explorers was founded in 2008 by Achim R. Schlöffel. An underwater explorer and the only german speaking Tec 2 instructor for GUE at the time. As a lot of people want to explore more of the underwater world the education provided by ISE is in depth. Its aimed to give the tools necessary to plan and realized exploration dives.

Training offered: Recreational, Technical, Cave, Wreck, Gas Blending

Website: http://is-expl.com/

Email: iconhq@is-expl.com

Headquarter: Germany
Address: Freidankstrasse 3a, 81739 München
Phone: +49 89 693 04 503