| 481 | Qis Technology Pte Ltd 199501357C | Active |
| 482 | Quay Properties Pte Ltd 199506701M | Active |
| 483 | Qu's Technology International (s) Pte Ltd 199504291C | Active |
| 484 | Quest Ion Limited T10UF2634K | Active |
| 485 | Qingdao Wubin International Trade Company T10UF1083C | Active |
| 486 | Qhse Services 53331703K | Active |
| 487 | Q Squared Solutions Pte. Ltd. 201105251M | Active |
| 488 | Quick & Best Electrical Engineering Pte Ltd 199804377G | Active |
| 489 | Qualisys Consultancy Services (singapore) Pte Ltd 199805401D | Active |
| 490 | Queenton Limited T10UF0060C | Active |
| 491 | Q Lox Ltd. T09UF2958H | Active |
| 492 | Qatar Petroleum International Limited T09UF3183G | Active |
| 493 | Quoin Makan Pte. Ltd. 201538374D | Active |
| 494 | Quest Fortune Limited T09UF3356F | Active |
| 495 | Qsoft Pte. Ltd. 201538399D | Active |
| 496 | Qlogic International Ltd T09UF2678A | Active |
| 497 | Qubit Pte Ltd 199601098D | Active |
| 498 | Qnet Limited T10UF0473D | Active |
| 499 | Qk Exhibition Pte. Ltd. 201104293H | Active |
| 500 | Quayside Enterprises (singapore) Pte Ltd 199406098W | Active |
| 501 | Quan Mei Singapore Pte Ltd 199403712D | Active |
| 502 | Qualif Pte Ltd 199407234D | Active |
| 503 | Qcd Electronics Pte Ltd 199405395M | Active |
| 504 | Quarry Manufacturing And Supplies (s) Pte Ltd 199400947R | Active |
| 505 | Quanrong Infrastructure Pte. Ltd. 199405309C | Active |
| 506 | Quartus Bay Pte Ltd 199408186K | Active |
| 507 | Qigong Evergreen Health (s) Pte Ltd 199406848K | Active |
| 508 | Qas Systems Pte Ltd. 199405249W | Active |
| 509 | Quyan Holdings Limited T11UF4032D | Active |
| 510 | Queen's Market Pte. Ltd. 201219777D | Active |