| 841 | Ortho Graphics
53052782X | 启用 |
| 842 | Occam Advisors Llp
T15LL1631E | 启用 |
| 843 | Offshore Gold Shipping Pte Ltd
198303706E | 启用 |
| 844 | Orchid International Distribution
52799386K | 启用 |
| 845 | Oklahoma City University Alumni (singapore)
S90SS0079H | 启用 |
| 846 | Outsource It Private Limited
201535979R | 启用 |
| 847 | Online Journey Pte. Ltd.
201536353N | 启用 |
| 848 | Orion Judo Club
T04SS0212G | 启用 |
| 849 | One Belt One Road Company Pte. Ltd.
201536006Z | 启用 |
| 850 | Original Soup
53312927C | 启用 |
| 851 | Omega Overseas Pte. Limited
201409177E | 启用 |
| 852 | Ojs Electrical & Engineering Enterprise
52839011B | 启用 |
| 853 | Ok Business Centre
52799280A | 启用 |
| 854 | Operation Renewal (singapore)
S89SS0003F | 启用 |
| 855 | Oslabs Pte. Ltd.
201536408Z | 启用 |
| 856 | Organisasi Kaunselor
T06SS0254G | 启用 |
| 857 | Operasia
53052916E | 启用 |
| 858 | Orim Singapore
52511100W | 启用 |
| 859 | Octagon Engineering & Supplies
52859286J | 启用 |
| 860 | Oil And Colour Chemists' Association Singapore Section
S92SS0100K | 启用 |
| 861 | One (singapore)
T05SS0263L | 启用 |
| 862 | Ocbc Recreation Club
S88SS0102G | 启用 |
| 863 | Oh Hong Trading
52853781D | 启用 |
| 864 | Osc Automation Engineering
53151789J | 启用 |
| 865 | Oek Joo Hua Group
53100879K | 启用 |
| 866 | Onetech Productions
53097669B | 启用 |
| 867 | Ong Hock Kee And Company
06916800L | 启用 |
| 868 | Options Supplies & Services
52785200K | 启用 |
| 869 | Originalfook
53322365B | 启用 |
| 870 | Obg & Sons Pte Ltd
199507923E | 启用 |