| 1 | | Site Administrator | N/A |  SG | | | N/A | Solvay | N/A | Brussels, Brussels Hoofdstedelijk Gewest, Belgium | Chemicals | Brussels, Brussels Hoofdstedelijk Gewest, Belgium | +32 26334678 |
| 2 | | Executive Site Administrator | N/A | SG | | | N/A | Basf | N/A | Ludwigshafen, Rheinland-Pfalz, Germany | Chemicals | N/A | +49 49621600 |
| 3 | | Site Administrator | N/A | SG | | | N/A | Sita | N/A | Cointrin, Geneva, Switzerland | Information Technology and Services | N/A | +1 3039258540 |
| 4 | | Site Administrator | N/A | SG | N/A | | N/A | National Oilwell Varco | N/A | Houston, Texas, United States | Oil & Energy | Houston, Texas, United States | +1 9365909407 |
| 5 | | Site Administrator | N/A | SG | N/A | | N/A | Woh Hup Pte. Ltd. | N/A | Singapore, Singapore | Civil Engineering | Singapore, Singapore | N/A |
| 6 | | Hostel Officer and Site Administrator | N/A | SG | N/A | | N/A | Ca Facilities Pte Ltd | N/A | Singapore | Facilities Services | N/A | N/A |
| 7 | | Asia Site Administrator Executive | N/A | SG | N/A | | N/A | Oberthur Technologies | N/A | Colombes, Ile-De-France, France | Information Technology and Services | N/A | +33 329346161 |
| 8 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Downer Edi Engineering Pte | N/A | N/A | Construction | N/A | N/A |
| 9 | | Site Administrator | N/A | SG | N/A | | N/A | Sbm Offshore | N/A | Schiedam, Zuid-Holland, Netherlands | Oil & Energy | N/A | N/A |
| 10 | | Site Administrator | N/A | SG | N/A | | N/A | Mun Siong Engineering Limited | N/A | Singapore, Singapore | Oil & Energy | Singapore, Singapore | N/A |
| 11 | | Hse Site Administrator | N/A | SG | | N/A | N/A | Chiyoda Singapore (Pte) Ltd | N/A | Singapore, Singapore | Construction | Singapore, Singapore | N/A |
| 12 | | Site Administrator | N/A | SG | | N/A | N/A | Novelty Builders | N/A | N/A | Construction | N/A | N/A |
| 13 | | Site Administrator | N/A | SG | | N/A | N/A | Nippon Express Pte | N/A | N/A | Construction | N/A | N/A |
| 14 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Utoc Engineering Pte Ltd | N/A | Singapore, Singapore | Mechanical or Industrial Engineering | Singapore, Singapore | N/A |
| 15 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Sanofi | N/A | France, Aquitaine, France | N/A | N/A | +33 499777879 |
| 16 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Woh Hup Pte. Ltd. | N/A | Singapore, Singapore | Construction | Singapore, Singapore | N/A |
| 17 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Bbr | N/A | Spain | N/A | N/A | +34 690709664 |
| 18 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Resource Piling Pte Ltd | N/A | Singapore | Construction | N/A | N/A |
| 19 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Exxonmobil | N/A | United States | Oil & Energy | N/A | +1 2028620200 |
| 20 | | Site Administrator | N/A | SG | N/A | N/A | N/A | Chye Joo Construction Pte Ltd | N/A | Singapore, Singapore | Construction | Singapore, Singapore | +65 6565607788 |