| 6301 | Ocp Asia (singapore) Pte. Limited 200905520K | Active |
| 6302 | Old Street Bak Kut Teh (hm) Pte. Ltd. 201501701K | Active |
| 6303 | Ornsay Marine Services Pte Ltd 199703573M | Active |
| 6304 | Original Media Private Limited 201401374K | Active |
| 6305 | One Step (singapore) Pte. Ltd. 200815341M | Active |
| 6306 | Onespring Pte. Ltd. 201322182C | Active |
| 6307 | Organic Basic Llp T09LL1469A | Active |
| 6308 | Ocw Insurance Brokers Pte Ltd 198001632C | Active |
| 6309 | Otto Investment Limited T08UF9461G | Active |
| 6310 | Oneasia Limited T09UF2362C | Active |
| 6311 | Onex Holdings Ltd T09UF2322E | Active |
| 6312 | Ocean Anchor Global Logistics Pte Ltd 198000894M | Active |
| 6313 | Osaka 8 Pte. Ltd. 201014394H | Active |
| 6314 | Oh's International Direct Mail (pte) Limited 198000165D | Active |
| 6315 | Osk Ventures Internatonal Limited T08UF8882H | Active |
| 6316 | Omega Performance Pte. Ltd. 198000116K | Active |
| 6317 | Oilmech Engineerring & Supplies Pte. Ltd. 198000709W | Active |
| 6318 | Oei Hong Leong Foundation Pte. Ltd. 198003269K | Active |
| 6319 | Oscl Corporation Limited T09UF2278D | Active |
| 6320 | Okina (pte) Ltd 198105895H | Active |
| 6321 | Octavia Capital Limited T08UF9565D | Active |
| 6322 | Optec (fiber Optic) Singapore Pte Ltd 198601596H | Active |
| 6323 | Optimum Source Ltd T08UF4336D | Active |
| 6324 | Ong Sam Yong Holding Pte. Ltd. 198600201Z | Active |
| 6325 | Ocbc Nominees Singapore Private Limited 197400645Z | Active |
| 6326 | Oilmarine Supplies Pte Ltd 198601087N | Active |
| 6327 | Oh Guan Hing Sesame Oil Factory Pte Limited 197400539R | Active |
| 6328 | Oriental Times Holdings Pte. Ltd. 200404963W | Active |
| 6329 | Oz Minerals Insurance Pte. Ltd. 198500303M | Active |
| 6330 | Orlit Enterprises (s) Pte. Ltd. 197601243D | Active |