| 6541 | Octavus Properties Pte Ltd 198403737W | Active |
| 6542 | Orgonites Singapore 53312181K | Active |
| 6543 | Ocean Partners Pty Ltd T08UF7477F | Active |
| 6544 | Ocean View Wa Pty Ltd C/ Montagu Pty Ltd T08UF7478B | Active |
| 6545 | Ong Travel 53311815L | Active |
| 6546 | Orchard Investment Ltd T08UF3480J | Active |
| 6547 | Oue Limited 196400050E | Active |
| 6548 | Oke Pho Pte Ltd 196300397M | Active |
| 6549 | Old Chin Kitchen 53311997M | Active |
| 6550 | Og Private Limited 196200157H | Active |
| 6551 | Organic Tea Singapore 53312062D | Active |
| 6552 | Omega Handelsgesellschaft Mbh & Co. Kg T08UF8026A | Active |
| 6553 | Orion Cars 53311919K | Active |
| 6554 | Ong Ktb 53311915D | Active |
| 6555 | Orchard Leasing (pte) Limited 198301672D | Active |
| 6556 | Onefiftyfour 53319182C | Active |
| 6557 | Orion Land Pte Ltd 198301278K | Active |
| 6558 | Ob Forest Music School Pte. Ltd. 200302471Z | Active |
| 6559 | Orthopaedic Surgery (pte) Ltd. 198303091D | Active |
| 6560 | Ow Hin Kok Private Limited 196400112K | Active |
| 6561 | Onchoice Holdings Limited T08UF7989B | Active |
| 6562 | Org Telecom Limited (singapore Branch) T05FC6680A | Active |
| 6563 | Oncard International Limited T08UF8018K | Active |
| 6564 | Opportunity Holdings Limited T08UF9200K | Active |
| 6565 | Ocapac Holding Company T08UF4117H | Active |
| 6566 | Odel (private) Limited T08UF4113B | Active |
| 6567 | Orient Networks (hk) Limited Singapore Branch S94FC4857J | Active |
| 6568 | Oxley Capital Group Limited T08UF9180D | Active |
| 6569 | Omg Harjavalta Chemicals Holding B.v. T08UF3371J | Active |
| 6570 | Omnisciences Group Ltd T08UF8623C | Active |