| 541 | Sin Chong Goldsmith 05163500C | 有効 |
| 542 | S Ha Marine Services 53112773K | 有効 |
| 543 | Sparrow Global Air Services 53064115A | 有効 |
| 544 | Singapore Nan Ann Mutual Help Association S63MB0335E | 有効 |
| 545 | Softedge Pte. Ltd. 200923090K | 有効 |
| 546 | Sybelle Fashion 22564200W | 有効 |
| 547 | Soon Hock Store 23395600W | 有効 |
| 548 | Sendex Plumbing Electrical Services 48077800X | 有効 |
| 549 | Singapore Fast Food Pte. Ltd. 201523012C | 有効 |
| 550 | Singapore Winfirst Pte. Ltd. 201604114C | 有効 |
| 551 | Sunrain Co 23870600A | 有効 |
| 552 | Sing Leong Signcrafts And Company 01776400M | 有効 |
| 553 | Soon Aik Renovation Works 33575000A | 有効 |
| 554 | Soon Guan Fishery Co 09008000M | 有効 |
| 555 | Sentosa Co 07907000X | 有効 |
| 556 | Splash Interactive Pte. Ltd. 200000312R | 有効 |
| 557 | Sen Lee Textiles Co 06543500A | 有効 |
| 558 | Sze Chin Coffee Powder Company 24952300X | 有効 |
| 559 | Stro Trading Pte. Ltd. 201436198G | 有効 |
| 560 | Sino Bliss Limited T16UF1155A | 有効 |
| 561 | Simplex Fire & Security 52991190J | 有効 |
| 562 | Siow Wuu Wood Works 20096900E | 有効 |
| 563 | Speed Trac Logistics 53218338W | 有効 |
| 564 | Soon Chai Mini Market 48396300C | 有効 |
| 565 | Straits Diesel 53327127D | 有効 |
| 566 | Shenton Properties Pte. Ltd. 201310970M | 有効 |
| 567 | Saphorin Pte. Ltd. 201524202N | 有効 |
| 568 | Sme Alliance Llp T15LL0853J | 有効 |
| 569 | Super Autoparts Pte. Ltd. 201603629E | 有効 |
| 570 | Sin Hun Ming 05689100L | 有効 |