The largest association of recreational scuba divers in the world, DAN is supported by membership dues and donations. DAN's mission is to help divers in need of medical emergency assistance and to promote dive safety through research,education, products and diving services. DAN is Divers Alert Network, the diving industry's largest association dedicated to scuba diving safety. Serving scuba divers for more than 30 years, DAN provides emergency assistance, medical information resources, educational opportunities and more. Whether you are just learning how to scuba dive or are a veteran of the sport, DAN has a great deal to offer you. Based in Durham, North Carolina

The Divers Alert Network (DAN) is the diving industry's largest association dedicated to scuba diving safety. DAN helps divers in need of medical emergency assistance and promotes dive safety through research, education, products, and services. Divers Alert Network (DAN), a nonprofit organization, exists to provide expert medical information for the benefit of the diving public. DAN's historic and primary function is to provide timely information and assistance for underwater diving injuries, to work to prevent injuries, and to promote dive safety. Second, DAN promotes and supports underwater dive research and education, particularly as it relates to the improvement of dive safety, medical treatment, and first aid. Third, DAN strives to provide the most accurate, up-to-date, and unbiased information on issues of common concern to the diving public, primarily — but not exclusively — for dive safety. DAN World has offices in the Asia Pacific region and Latin America and the Caribbean.

Divers Alert Network (DAN) is the world's most recognised and respected dive safety organisation comprised of dive professionals and medical experts dedicated to supporting divers. Through research, medical services, educational programs and global response initiatives, DAN has created an extensive network capable of providing divers around the world with vital services. Every day, divers around the globe look to DAN as their dive safety organisation. Be part of the community and dive safe with DAN. Durbanville, Cape Town, South Africa

Lifeguards Systems is the culmination of a life's work and the dedication to creating a safer world in the realms of Water Rescue and Public Safety Diving. Lifeguard Systems in the 21st century has taken large leaps in many different areas. Public Safety divers and surface water rescue personnel can now take any of 25 different programs that are of the highest standard world-wide. Fire Engineering/Pennwell Publishing published Surface Ice Rescue, Public Safety Diving, and Ice Diving Operations. TeamLGS founded RIPTIDE, a nonprofit organization, devoted to homicidal drowning investigation and research, recovery operations, and public safety diver and water rescue technician accident prevention. Besides the training of Headquarter instructors, LGS started teaching ten day Phase 1 Public Safety Diver Instructor Training Courses to certify those that were not able to do the long HQ internship programs. This ITC is the highest standards public safety diver instructor training course in the industry. Shokan, New York