| 541 | Once Upon A Table Pte. Ltd.
201535149C | Aktif |
| 542 | One Asia Media Group Pte. Ltd.
201418355H | Aktif |
| 543 | Oedak Technology Pte. Ltd.
201607580N | Aktif |
| 544 | Ocean Eastern Development Pte Ltd
199005684W | Aktif |
| 545 | Odeon One Pte. Ltd.
201418289R | Aktif |
| 546 | Osinvest Pte. Ltd.
201413789G | Aktif |
| 547 | Onthego Software Lab Pte. Ltd.
201400568N | Aktif |
| 548 | Overseas Management Services Pte. Ltd.
201426635M | Aktif |
| 549 | Obor Investment Holdings Pte. Ltd.
201324152R | Aktif |
| 550 | Onaxess Networks Pte. Ltd.
201326435Z | Aktif |
| 551 | Oilfield Workforce Consultancy Pte. Ltd.
201330678M | Aktif |
| 552 | Octagon Shipping Pte. Ltd.
201331419N | Aktif |
| 553 | Orange Investment 2 Pte. Ltd.
201528030G | Aktif |
| 554 | Oodles Learning (bukit Timah) Pte. Ltd.
201326641W | Aktif |
| 555 | Optima Technologies Pte. Ltd.
201324230D | Aktif |
| 556 | Oliveitcs
53265759D | Aktif |
| 557 | Orgreen Supplies
53311516K | Aktif |
| 558 | Oil Price Information Service, Llc
T10UF2557F | Aktif |
| 559 | Oneshopp Bizz
53267426W | Aktif |
| 560 | Onestop Motoring
53289085W | Aktif |
| 561 | Ozzono Singapore
53267449M | Aktif |
| 562 | Oog Holdings Pte. Ltd.
201328925M | Aktif |
| 563 | Ocean Progress Pte. Ltd.
201533235G | Aktif |
| 564 | Omegra Shipping Pte. Ltd.
201331449M | Aktif |
| 565 | Omni Coaching
53286079M | Aktif |
| 566 | Overdale Pte Ltd
197903174C | Aktif |
| 567 | Oa Capital Group Pte. Ltd.
201527702R | Aktif |
| 568 | Oko Haus Private Limited
201418681G | Aktif |
| 569 | Oxen Digital (odigi) Pte. Ltd.
201332515C | Aktif |
| 570 | O Hue Pte. Ltd.
201418438K | Aktif |