| AIRCO Ltd (Thailand-Bangkok) |
| AIT Engineering and Service Co.,Ltd. (Thailand-Bangkok ) |
| AIT Service Co., Ltd (Thailand-Pathumthani ) |
| Alexon Company Limited (Thailand-Muang Chachoengsao) |
| AMR Asia Co., Ltd. (Thailand-Bangkok) |
| Asahi Tec Aluminium (Thailand) (Thailand-Chonburi) |
| Azbil (Thailand) Co., Ltd. (Thailand-Bangkok) |
| Bangkok Agro Industrial Product Company (Thailand-Bangkok) |
| Bangkok Livestock Processing (Thailand-Sriracha Chonburi) |
| Binary Advance Tech Co., Ltd. (Thailand-Pathumtani ) |
| Charoen Pokphand Foods Plc ( CPF) (Thailand-Chonburi) |
| Chonburi Technical College (Thailand-Chonburi) |
| CHPP (Thailand-Bangkok ) |
| ChumphonTechnical college (Thailand-Chumphon ) |
| Corn Products Amardass Thailand Ltd (Thailand-Bangkok) |
| CPF (Thailand-Bangkok) |
| Cycon Tech Supply Ltd (Thailand-Samutprakan ) |
| Department of Natural Resources & Enviro (Vietnam-Danang) |
| Dowise Asia Co., Ltd (Thailand-Bangkok ) |
| Electricity Generating Authority of Thai (EGAT) |
| EXCELLENT ENERGY INTERNATIONAL CO., LTD. (Thailand-Bangkok) |
| F.A.TECH CO., LTD. (Thailand-Bangkok) |
| Factory Autmation Centre Co.,Ltd. (Thailand-Bangkok) |
| Flowmaster [Thailand] Co Ltd (Thailand-Bangkok) |
| General Starch Limited (Thailand-Bangkok) |
| Green Forward Co., Ltd. (Thailand-Saraburi) |
| INC Technology Co., Ltd. (Thailand-Bangkok) |
| Infinite Control Co.,Ltd. (Thailand-Samutprakarn ) |
| Infolder Co Ltd (Thailand-Pathumthani ) |
| Innovation Ideas Limited Partnership (Thailand-Bangkok) |
| Intellect Solution Co Ltd (Thailand-Bangkok) |
| IT Forging [Thailand] Co LTD (Thailand-Rayong) |
| K.S. Mechanical & Energy Co.,Ltd. (Thailand-Nonthaburi) |
| Kasetsart University (Thailand-Bangkok) |
| KHONBURI SUGAR CO.,LTD. (Thailand-Bangkok ) |
| Kimkee Kijcharoen Co., Ltd (Thailand-Samutsakorn) |
| Lampang Rajabhat University (Thailand-Lampang) |
| Larmchabang school of technology (Thailand-Chonburi) |
| Metropolitan Electricity Authority [MEA] (Thailand-Bangkong) |
| Mitr Kalasin Sugar Co., Ltd (Thailand-Bangkok) |
| Mitsubishi Electric Factory Automation (Thailand-Bangkok) |
| Modern Cass International Cosmetics Co., (Thailand-Bangkok) |
| Nakhonnayok Technical college (Thailand-Nakhonnayok ) |
| Pattananuparp Construction Ltd (Thailand-Rayong) |
| PEC Technology (Thailand-Bangkok) |
| Petroleum and Petrochemical Tech (Thailand) |
| Phang-Nga Technical college (Thailand-Phang-Nga) |
| Phoenix Pulp and Paper PLC (Thailand-Khon Kaen) |
| Phrae Technical college (Thailand- Phrae) |
| Phuket Technical College (Thailand-Phuket) |
| Piller (Thailand) Co.,Ltd. (Thailand-Nakorn Prathom) |
| PNP CHEMITECH CO LTD (Thailand-Bangkok) |
| Procronics Co Ltd (Thailand-Sakaeo) |
| Prompt Technical Services Limited (Thailand-Bangkok) |
| PTT Aromatics & Refining Public Company (Thailand-Rayong) |
| PTT Public Company Ltd (Thailand) |
| Rajasitharam Technical college (Thailand-Bangkok) |
| Ranong Technical College (Thailand-Ranong) |
| Samutsongkhram Technical college (Thailand-Samutsongkhram ) |
| Seagate Technology (Thailand-Samultprakam) |
| Siam Fruit Canning [1988] Co Ltd (Thailand-Prajuabkirikhan) |
| Siamwongthong Engineering Co., Ltd. (Thailand-Bangkok) |
| Smart Automation Supply Limited Partners (Thailand-Songkhla) |
| Solar Power Co Ltd (Thailand-Bangkok) |
| Solarlens Co.,Ltd. (Thailand-Ayuthaya) |
| Sunsmart Management Co.,Ltd (Thailand-Lumlukka pathumthani) |
| Sura Bangyikhan Co., Ltd. (Thailand-PathumThani) |
| System TEch Co Ltd (Thailand-Bangkok) |
| T.C. UNION AGROTECH CO.,LTD. (Thailand-Bangkok ) |
| T.J. Instrument Co., Ltd. (Thailand-Bangkok ) |
| T.P.Drug Laboratories Co Ltd (Thailand-Bangkok) |
| T.P.N. Automation System Co., Ltd. (Thailand-Bangkok) |
| TANASAN TRADING (2003) Co.,Ltd (Thailand-Bangkok) |
| TEAM SOLAR Co.,LTD (Thailand-Bangkok) |
| Technology Instruments Co., Ltd. (Thailand-Bangkok) |
| Teepawan group 1995 (Thailand-Muang Cheangrai) |
| Tetra Pak (Thai) Ltd. (Thailand-Rayong) |
| Thai Central Mechanics Ltd (Thailand-Samutprakarn) |
| The Thai Silk Company Limited (Thailand-Bangchak) |
| The United Nations (Thailand-Bangkok) |
| TOPGAS CO Ltd (Thailand-Bangkok) |
| Toyota Boshoku Gateway (Thailand) |
| TPI Polene Public Company Ltd (Thailand-Bangkok) |
| Transitions Optical [Thailand] Limited (Thailand-Chonburi) |
| Tritech Engineering Co., Ltd. (Thailand-Nontaburi ) |
| Wiboon (Thailand-Chonburi) |
| Yokogawa Thailand Ltd (Thailand-Bangkok) |
