Local & International Enterprises

PTT Public Company Limited

Bridge Stone Tire Manufacturing (Thailand) Co., Ltd.

Fujitsu System Business (Thailand) Co., Ltd.

Mitsubishi Chemical (Thailand) Co., Ltd.

Keyance (Thailand) Co., Ltd.

Daiki Nikkei Thai Co., Ltd.

Ohgitani Kogyo (Thailand) Co., Ltd.

Thai-Nisca Co., Ltd.

Tyco International (Thailand) Co., Ltd.

Material Automation (Thailand) Co., Ltd.

Ageless (Thailand) Co., Ltd.

Guard System and Marketing Co., Ltd.

Amornmas Co., Ltd.

SF Bowl Co., Ltd.

Amburaya Resort Co., Ltd.

CB Property Co., Ltd.

Bucons Co., Ltd.

System Design Co., Ltd. (Japan)

Nisca Corporation (Japan)

FIX Inc. (Japan)

Plasser & Theurer (Austria)

GNT Inc. (Japan)

Muramoto Electron (Thailand) Public Co., Ltd.