New Heaven Dive School
New Heaven Dive School now have over ten years of experience on Koh Tao and with that comes diving expertise. Thoughout our time here we have always respected the local environment and contributed as much of our own energy as possible to preserve the natural beauty of Koh Tao. We have been involved with turtle conservation, reef restiration, The "We Love Koh Tao" festival, The "Koh Tao Under Water" festival and any other activities which help to create the eco-friendly environment
More detail:
http://www.newheavendiveschool.com