| 871 | Oses Technologies 52880640L | Active |
| 872 | Ong Seng Hin 53287455B | Active |
| 873 | Optic Focus 52874356B | Active |
| 874 | Orange Realty Services 52863044W | Active |
| 875 | Optics And Photonics Society Of Singapore S94SS0029C | Active |
| 876 | Our Kids Place International Preschool 51391000W | Active |
| 877 | Om Cricket 53130418C | Active |
| 878 | Ooi Agencies 52869521E | Active |
| 879 | Ong Kim Eng Insurance Agency 52871262D | Active |
| 880 | Open Hand Christian Fellowship S99SS0018E | Active |
| 881 | Oyt Trading 51012000L | Active |
| 882 | Oheng Trading 52841269L | Active |
| 883 | Osteoporosis Society (singapore) S96SS0085D | Active |
| 884 | Orchid Training Consultant 52867293B | Active |
| 885 | Oh Seng Tian Hardware 52889860D | Active |
| 886 | Ohms Mobile Service Pte. Ltd. 201509011M | Active |
| 887 | Orchid Executive Support 52908697B | Active |
| 888 | Ong Departmental Store 52897514E | Active |
| 889 | Organic Fit For Life Food 52901569B | Active |
| 890 | One Art Studio 53079207M | Active |
| 891 | Ong Yong Lee Transport 52815621K | Active |
| 892 | Oriental Pearl Business Services 52813716J | Active |
| 893 | Ohoh Enterprise 52904251K | Active |
| 894 | Onus Group Pte. Ltd. 201530256N | Active |
| 895 | Okc Interior Decoration 52814571A | Active |
| 896 | Our Bus Service 52832114E | Active |
| 897 | Openbucks Pte. Ltd. 201524970D | Active |
| 898 | Oak Tree Books Distribution 52986525D | Active |
| 899 | Osteoporosis Support Society S98SS0082D | Active |
| 900 | Overseas Mission Christian Fellowship S99SS0001F | Active |