| 511 | Skill Mill Private Limited 201524189W | 启用 |
| 512 | Said 53328739A | 启用 |
| 513 | Sherly Professional Beaute Care 52817906C | 启用 |
| 514 | S D Singh Company 10080700C | 启用 |
| 515 | Seng Kiat Construction Co 23088700K | 启用 |
| 516 | Stratagzy Private Limited 201500088K | 启用 |
| 517 | Sunshine Electrical & Plumbing Contractor 24511900X | 启用 |
| 518 | Surfolk Food Mart Centre 35612200W | 启用 |
| 519 | Sin Pek Hoe Stainless Steel Engineering 46293900J | 启用 |
| 520 | Skyfast Express Private Limited 200204206E | 启用 |
| 521 | Seng Company 04666100W | 启用 |
| 522 | Sgl Services 52989740K | 启用 |
| 523 | Sinpol Pte. Ltd. 201603710H | 启用 |
| 524 | Saber Technical Services & Supplies 52987567E | 启用 |
| 525 | Starise Auto Pte. Ltd. 201603784C | 启用 |
| 526 | Singtest Technology Pte. Ltd. 201604285R | 启用 |
| 527 | Super Million Electronic Traders 39130000L | 启用 |
| 528 | Sum Heng Furniture Company 06131600L | 启用 |
| 529 | Sci Investments V T16UF7732E | 启用 |
| 530 | Sin Chong Goldsmith 05163500C | 启用 |
| 531 | S Ha Marine Services 53112773K | 启用 |
| 532 | Sparrow Global Air Services 53064115A | 启用 |
| 533 | Softedge Pte. Ltd. 200923090K | 启用 |
| 534 | Sybelle Fashion 22564200W | 启用 |
| 535 | Soon Hock Store 23395600W | 启用 |
| 536 | Sendex Plumbing Electrical Services 48077800X | 启用 |
| 537 | Singapore Fast Food Pte. Ltd. 201523012C | 启用 |
| 538 | Singapore Winfirst Pte. Ltd. 201604114C | 启用 |
| 539 | Sunrain Co 23870600A | 启用 |
| 540 | Sing Leong Signcrafts And Company 01776400M | 启用 |