They are our customer

ELECTRICITY GENERATING AUTHORITY OF THAILAND (EGAT)
- North Bangkok Thermal Plant
- SOUTH BANGKOK THERMAL PLANT
- SOUTH BANGKOK COMBINED CYCLE PLANT
- BANGPAKONG COMBINED CYCLE PLANT
- BANGPAKONG THERMAL PLANT
- WANG NOI COMBINED CYCLE PLANT
- MAEMOH THERMAL PLANT
- NAMPONG COMBINCED CYCLE PLANT
- KRABI THERMAL PLANT
- NONGCHOCK GAS TURBINE
- SURATTHANI GAS TURBINE
- LANKABEU GAS TURBINE

EGCO Group
- RAYONG ELECTRICITY GENERATING CO.,LTD. (REGCO)
- KHANOM ELECTRICITY GENERATING CO.,LTD. (KEGCO)
- ROI-ET GREEN
- TLP Cogeneration Co.,Ltd.

GLOW Group
- Glow SPP I.
- Glow SPP II.
- Glow SPP III.
- Bowin power

GULF Electricity Plc.
- Gulf cogen
- NongKhae cogen
- Samutprakarn cogen

RH Plc Group
- Ratchaburi Generating Co.,ltd (RGCO)
- Tri energy co.,ltd.

THAI OIL Group
- Thai oil
- IPT

AA PLC Group
- Advance agro
- Thai Power supply Unit 1-4
- National power supply unit 7, 8

THAI NATIONAL POWER CO.,LTD.

KAENG KHOI COGENERATION

LAEMCHABANG POWER

BUAYAI POWER

CHEMICAL & PETROCHEMICAL INDUSTRIES
- PTT Aromatics and Refining Public Company Limited
- PTT Global Chemical Public Company Limited
- PTT Gas separation plant
- The Bangchak Petroleum Public Company Limited
- IRPC PLC.
- THAI POLYETHYLENE CO.,LTD. (TPE)
- IRPC PLC.
- SIAM CHEMICAL PLC. (SCC)
- NATION FERTILIZER PLC (NFC)
- RAYONG OLEFIN CO.,LTD. (ROC)
- TUNTEX PETROCHEMICALS (THAILAND) PLC.
- THAI CAPROLACTAM PLC (TCL)
- THAI NITRATE CO.,LTD. (TNC)

AIR SEPARATE
- PRAX AIR
- THAI INDUSTRIAL GAS (TIG)
- BANGKOK INDUSTRIAL GAS (BIG)
- MAPTAPHUT INDUSTRIAL GAS (MIG)
- EASTERN INDUSTRIAL GAS (EIG)

STEEL MILL
- SIAM UNITED STEEL (SUS)

OFF SHORE
- PTT Exploration and Production Public Co.,ltd.
- Chevron Thailand Exploration and Production Ltd.
- Petroleum Technical Services Corporation
- Vietsovpetro
- Jay Ray McDermott International, Inc.

PULP & PAPER
- SIAM KRAFT
- THAI KRAFT
- THAI CANE PAPER
- PHOENIX

INTERNATIONAL CONTRACTOR
- THE J.V. SDEM & ITI & ITD
- THE JOHN HOLLAND
- THE MITSUI & CO
- THE JGC CORP.
- THE FOSTER WHEELER INTERNATIONAL CORP.
- THEMITSUBISHI CORP.
- THE STONE & WEBSTER CORP.
- FRONEX
- SUNLAND
- GENERAL ELECTRIC
- BLACK & VEATCH
- TOYO ENGINEERING CORP.
- ELECTROWATT - ECONO
- FORTUM ENGINEERING SOLUTION THAILAND
- AKERKVAERNER
- SOFRESID
- ALSTOM POWER
- SIEMENS POWER GENERATION
- SIEMENS TRANSPORTATION
- RAILTECH