American Nitrox Divers International (or ANDI) was founded by Ed Betts and Dick Rutkowski

Dick Rutkowski

Richard "Dick" Rutkowski is a pioneer in the fields of hyperbaric medicine, diving medicine and diver training, especially in relation to the use of breathing gases....

 in 1988 as a Scuba diving

Scuba diving

Scuba diving is a form of underwater diving in which a diver uses a scuba set to breathe underwater....

 training agency. As a former dive supervisor of NOAA, and the original founder of IANTD, Dick Rutkowski is responsible for many of the developments in the recreational diving

Recreational diving

Recreational diving or sport diving is a type of diving that uses SCUBA equipment for the purpose of leisure and enjoyment. In some diving circles, the term "recreational diving" is used in contradistinction to "technical diving", a more demanding aspect of the sport which requires greater levels...

industry.

ANDI has since expanded to include offices in The United Kingdom, Israel, Australia, Sweden, Italy, Germany, The Netherlands, Greece, Japan, Taiwan, Republic of Korea, Republic of Maldives, Republic of Philippines, Latin America, Middle East, with its home office in the United States of America.