Airco Limited
Altotech Global Co., Ltd.
BNSP Co., Ltd.
Camfil (Thailand) Limited.
Carrier (Thailand) Limited
Dunham-Bush (Thailand) Co., Ltd.
Delta Green Industrial (Thailand) Co., Ltd.
I.T.C. (1993) CO., LTD.
Innovative Instrument Co., Ltd.
Johnson Controls International (Thailand) Co., Ltd.
Kulthorn Co., Ltd.
MD Consumer Appliance (Thailand) Co., Ltd.
Nexter Living Co., Ltd.
Qingdao Hisense Hitachi-Air Conditioning System Co., Ltd.
Regal Rexnord Co., Ltd.
Siam Daikin Sales Co., Ltd.
Thai Samsung Electronics Co., Ltd.
Thai Sekisui Foam Co., Ltd.
TYK FILTERS Co., Ltd.
Windchill Limited
ASHRAE THAILAND
Aeroflex Co., Ltd.
Carel (Thailand) Co., Ltd.
Comfort Chil Synergy Co., Ltd.
COPELAND (THAILAND) LIMITED
EEC Engineering Network Co., Ltd.
Eminent Air (Thailand) Co., Ltd.
Kruger Ventilation Industries (Thailand) Co.,Ltd.
Stiebel Eltron Asia Co., Ltd.
Thai engineering and Business Co., Ltd.
Truwater (Thailand) Co., Ltd.
Ventpro Solution Co., Ltd
W.AND ASSOCIATES Designs Co., Ltd.
ZIEHL-ABEGG (Thailand) Ltd.