Cedric Arnold
http://www.realfeatures.com/
Speaks English, French and Thai. Shoots documentary, portraits, corporate and travel photography.

Phanumas Sriprasom (Mas)
http://www.phanumasphotography.com
Also a cameraman (for film & TVCs)

Itti Karuson
http://www.ittikaruson.com/
Fashion & Wedding Photographer. A professional Thai photographer with training and experience in Melbourne (Australia) and New York (USA).

Gavin Gough
http://www.gavingough.com/
Freelance travel photographer and writer from England
He's also the co-founder of Bangkok Photo School

Jonathan Taylor
http://www.jonathantaylor.com
Photojournalist who have shot for Times, London's Sunday Times Magazine, Marie Claire, the Guardian Magazine, Stern and the New York Times Magazine.
He also runs a photography school - www.photographyschoolasia.com