| 3331 | Swee Bee Co Pte. Ltd 197200271H | Active |
| 3332 | Sun Pacific Equipments Pte. Ltd. 199406873N | Active |
| 3333 | Singapore Assay Office
| Active |
| 3334 | Shuan Shin Trading Pte. Ltd. 200207411C | Active |
| 3335 | Swan-li (S) Pte Ltd
| Active |
| 3336 | Suntracks Concepts Llp T09LL0459E | Active |
| 3337 | Sharp Win Trading 52799999K | Active |
| 3338 | Stracom Engineering Pte Ltd 199001542E | Active |
| 3339 | Singapore Wallcoverings Centre (Private) Limited 196900026K | Active |
| 3340 | Sum Cheong Piling Private Limited 196500206Z | Active |
| 3341 | Svs Pte. Ltd. 201607480Z | Active |
| 3342 | Systemair (sea) Pte. Ltd. 199705011N | Active |
| 3343 | Supratechnic Pte Ltd 196800133C | Active |
| 3344 | Superlink Holdings Pte. Ltd. 200701574E | Active |
| 3345 | St Machinery Pte. Ltd. 201003990W | Active |
| 3346 | Spir Star Asia Pte Ltd 199805834M | Active |
| 3347 | Sl Marine Engineering Pte. Ltd. 200612530C | Active |
| 3348 | Sin Hiap Chuan Hardware & Engineering Pte Ltd 199801942M | Active |
| 3349 | Singa Plastics Limited 196600054R | Active |
| 3350 | Sunny Controls & Application Pte. Ltd. 200309147W | Active |
| 3351 | Ste Systems Pte. Ltd. 200719558M | Active |
| 3352 | Ssb Cryogenic Equipment Pte Ltd 199609144C | Active |
| 3353 | Ssangleong Bulkhandling Pte Ltd 199905160H | Active |
| 3354 | Singapore Marine Engineering & Spares Pte Ltd
| Active |
| 3355 | Singapore Daito Engineering (pte) Ltd 197500372E | Active |
| 3356 | Signode S'pore Pte Ltd
| Active |
| 3357 | Sansei Singapura (pte) Ltd 197300810M | Active |
| 3358 | St Engineering Electronics Ltd. 196900084E | Active |
| 3359 | Super Fire Systems Pte. Ltd. 198403832W | Active |
| 3360 | Sulzer Singapore Pte. Ltd. 199507991M | Active |