| Kuwait Oil Company | Nassar S Alhajri coorperation |
| Hyundai Engineering & Construction | Dong Yeong E&C Co., Ltd. |
| Samsung SDS Co.LTD | O&G Engineering Co.WLL |
| Gs Engineering & Construction | IOT Anwesha FZE, |
| SK Engineering & Construction | L&T Kuwait Const.Co.WLL |
| Bader Almulla Brothers Co.WLL | Finesco International Gen.Trad.&Cont.Co. |
| Petrofac International Ltd | Ciecon Co.LTD |
| Alkhorayef Kuwait | vMonitor |
| Mitsubishi Electric | Gulfspic Gen.Trad.&Cont.Co.WLL |
| Saipem spA | Burgan gate Contracting Co. |
| GE OIL & GAS | Warba National Cont.Co.WLL |
| Kukje Plant Co.LTD | Al Ajmi and Partner Co. |
| Sinopec Tenth Const.Co.LTD (STCC) | Kaffaba Gen.Trad.&Cont.Co.WLL |
| Arabtec Construction LLC | Spetco |
| BioGenesis Enterprises | Agrim Projects & Services |
| Menard Vibro Middle East | Al Ajmi |
| The Energy and Resources Institute (TERI) | Alsharawi enterprices |
| Schneider Electric | Alghanim International |
| Hera Ag Ambiental | Apex |
| Isolux Ingineeria.SA | Beak Suk |
| United special Technical Services LLC | Fressynet |
| Alkulaib International Trading Co.LTD | Hanbo Engineering |
| IMCO Engineering & Const.Co.WLL | Mark Technologies |
| Sungdo Engineering & Construction LTD | Petrostar |
| Mohsin Al Kharafi & Sons | Samjin Steel structures |
| Kumyang Electric Co.Ltd | Kohinoor International |
| DMI Engineering & Manufacturing Co.Ltd | OTIS Elevator Company |
| MITSUBISHI Electric Elevators & Escalators | TK Elevator |
| SOS - Specialist Oilfield Services | RAPID ACCESS |
| GENESIS | ASMACS |
| LIMAK INSAAT | EL EMAN Construction Establishment |