| 3631 | Sph Fire Systems Pte Ltd 199703295R | 启用 |
| 3632 | Sin Lee Aircond & Refrigeration Pte Ltd 198800780K | 启用 |
| 3633 | Sjh Builders Pte Ltd 198702609C | 启用 |
| 3634 | Sante Scaffolding Pte. Ltd. 198104018G | 启用 |
| 3635 | Swee Builders Pte Ltd 199801449R | 启用 |
| 3636 | Sin Ee Electrical Pte Ltd 199403031R | 启用 |
| 3637 | Sef Construction Pte Ltd 199402938G | 启用 |
| 3638 | Sgb Starkstrom Pte Ltd 199401942W | 启用 |
| 3639 | Sin Hong Yong Pte Ltd 199101503H | 启用 |
| 3640 | Ssm Industries Pte. Ltd. 200106558D | 启用 |
| 3641 | Sch Engineering Pte Ltd 200006247M | 启用 |
| 3642 | St Synthesis Pte Ltd 198703428D | 启用 |
| 3643 | Sbs Roller Doors Pte. Ltd. 200004944H | 启用 |
| 3644 | Singo Services Pte Ltd 199901150K | 启用 |
| 3645 | Sodexo Singapore Pte. Ltd. 198200257N | 启用 |
| 3646 | Systemic Technology Pte Ltd 199703413C | 启用 |
| 3647 | Soil Build (pte.) Ltd. 197600979M | 启用 |
| 3648 | Spm Construction Pte Ltd 199603720C | 启用 |
| 3649 | Sprinkler Engineering (pte) Ltd 197601204D | 启用 |
| 3650 | Strive Engineering Pte Ltd 199508950G | 启用 |
| 3651 | S. A. Engineering Pte. Ltd. 200205251K | 启用 |
| 3652 | Seah Construction Pte Ltd 198004697C | 启用 |
| 3653 | Shingtai Piling Pte Ltd 199600238Z | 启用 |
| 3654 | Sin Yong Iron Works Pte Ltd 199702139M | 启用 |
| 3655 | Spacelogic Pte. Ltd. 200208833D | 启用 |
| 3656 | Shiang May Construction Works (private) Limited 198300196D | 启用 |
| 3657 | Shg Engineering Pte. Ltd. 197101482N | 启用 |
| 3658 | Schneider Electric Singapore Pte. Ltd. 197903476G | 启用 |
| 3659 | Sanchoon Builders Pte Ltd 199102023W | 启用 |
| 3660 | Sondex South East Asia Pte. Ltd. 201000602M | 启用 |