| No. | Company Name | Country |
|---|---|---|
| 1 | BASF | Malaysia |
| 2 | China Communication Construction | Malaysia |
| 3 | China Construction Engineering Malaysia (CCEM) | Malaysia |
| 4 | Dalian Huarui Heavy Industry | Malaysia |
| 5 | Equator Engineering (EESB) | Malaysia |
| 6 | Exytes Malaysia Sdn Bhd | Malaysia |
| 7 | HQC Engineering | Malaysia |
| 8 | Hyundai Engineering & Construction | Malaysia |
| 9 | Lotte Chemical Titan | Malaysia |
| 10 | MMC-Gamuda Joint Venture | Malaysia |
| 11 | Saiga Co. Ltd | Malaysia |
| 12 | Samsung C&T (KL) | Malaysia |
| 13 | Sapura Energy Berhad | Malaysia |
| 14 | Sungchang Engineering & Construction | Malaysia |
| 15 | Teambuild Engineering Sdn Bhd | Malaysia |