• AMERICAN STANDARD SANITARYWARE (THAILAND) PLC.
  • BEER THAI (1991) CO., LTD.
  • CANON ENGINEERING (THAILAND) LTD.
  • CANON HI-TECH (THAILAND) LTD.
  • CANON PRECISION (THAILAND) LTD.
  • CHAROEN POKHAND FEEDMILL PLC.
  • DDK (THAILAND) LTD.
  • ELECTRICITY GENERATING AUTHORITY OF THAILAND
  • FISHER & PAYKEL APPLIANCES (THAILAND) CO., LTD.
  • FLUX INTERNATIONAL LTD.
  • FUJIKURA (THAILAND) LTD.
  • FUJIKURA ENGINEERING (THAILAND) LTD.
  • FURUKAWA METAL (THAILAND) PLC.
  • HINO MOTORS MANUFACTURING (THAILAND) LTD.
  • HITACHI CONSUMER PRODUCTS (THAILAND) LTD.
  • ITALIAN-THAI DEVELOPMENT PLC.
  • JVCKENWOOD ELECTRONICS (THAILAND) CO., LTD.
  • KOHLER (THAILAND) PLC.
  • MATSUSHITA ELECTRI WORKS, (AYUTHAYA) LTD.
  • MICHELIN SIAM CO., LTD.
  • MINEBEA THAI LTD.
  • NESTLE MILK (THAILAND) CO., LTD.
  • NIPRO (THAILAND) CORPORATION LTD.
  • NIKON (THAILAND) CO., LTD.
  • OKAMOTO (THAI) CO., LTD.
  • OKI DATA MANUFACTURING (THAILAND) CO., LTD.
  • PETROLEUM AUTHORITY OF THAILAND
  • SEIKO P&C (THAILAND) CO., LTD.
  • SIAM CITY CEMENT PLC.
  • SIAM YAMATO INDUSTRY CO., LTD.
  • SONY TECHNOLOGY (THAILAND) CO., LTD.
  • SUMMIT AUTO SEATS INDUSTRY CO., LTD.
  • SUMMIT LAEMCHABANG AUTO SEATS MANUFACTURING CO., LTD.
  • TDK (THAILAND) CO., LTD.
  • THAI ACRYLIC FIBRE CO., LTD.
  • THAI ARROW CO., LTD.
  • THAI ENGINEERING PRODUCTS CO., LTD.
  • THAI HONDA MANUFACTURING CO., LTD.
  • THAI OIL PLC.
  • THAI SUZUKI MOTOR CO., LTD.
  • THE SIAM CEMENT PLC.
  • TOSTEM THAI CO., LTD.