British Sub Aqua Club (BSAC)

For diving training, certification, travel, education, snorkelling.

Confédération Mondiale des Activités Subaquatiques (CMAS)

The World Underwater Federation. One of the oldest dive organisations in the world, and one that serves to coordinate standards among water sports.

Diving Equipment Marketing Association (DEMA)

Represents companies whose mission is to promote and help provide growth within recreational diving. Includes news, calendar of events, and information.

International Association of Nitrox and Technical Divers (IANTD)

Offers mission statement, information on training programs, articles, and contacts.

PADI

Up-to-date dive information, find your local dive centre or resort, weekly dive related news and more.

The Professional Scuba Association (PSA)

Offers diver training programs that expand diving knowledge, safety and integrity.

NAUI

The oldest, most respected not-for-profit international scuba training agency in the USA.

Scuba Diving International (SDI)

Provides training for the under water environment.

Scuba Schools International (SSI)

A world-wide leader in diving education that specialises in business support for dive businesses.

Technical Diving International (TDI)

Provides advanced training for the under water environment.