| 391 | Omnititan Venture Pte Ltd
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| 392 | Oculus Ltd
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| 393 | Oh Huat Hin Sesame Oil Mfr
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| 394 | Og Pte Ltd
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| 395 | Om Automation Pte Ltd
199905391G | 启用 |
| 396 | Oh Guan Hing Sesame Oil Fty Pte Ltd
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| 397 | Ohm Engineering Pte Ltd
198500785N | 启用 |
| 398 | One Source Distribution Pte. Ltd.
200405694Z | 启用 |
| 399 | O S Electronics (s) Pte Ltd
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| 400 | Omni United (s) Pte. Ltd.
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| 401 | Omnitec Services Pte Ltd
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| 402 | Omex Pte Ltd
199605322W | 启用 |
| 403 | Officina Meccanica Sestese (S) Pte Ltd
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| 404 | Oiltex Pte Ltd
199408668Z | 启用 |
| 405 | Ohmm Pte. Ltd.
200703766R | 启用 |
| 406 | One Nine Seven Six Pte. Ltd.
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| 407 | Omg (S) Pte Ltd
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| 408 | Old Chang Kee
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| 409 | Oh's Farm Catering Pte. Ltd.
200400662W | 启用 |
| 410 | Offshore Construction Services Pte Ltd
199106444W | 启用 |
| 411 | Ocean Sky Int'l Ltd
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| 412 | Ocean Properties Pte Ltd
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| 413 | One Ninety Bar
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| 414 | Ogawa Health Care Pte. Ltd.
200208302C | 启用 |
| 415 | Odessa
09924900J | 启用 |
| 416 | O S Electrical & Refrigeration Trading
40884900B | 启用 |
| 417 | Omron Electronic Components Pte Ltd
200003080H | 启用 |
| 418 | One Stop Docutech
52873037A | 启用 |
| 419 | Oriv Marketing Pte Ltd
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| 420 | Oshima Engineering & Trading Pte. Ltd.
200307254Z | 启用 |