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| 692 | Ocean Newline Industries Pte Ltd
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| 693 | Ong Brothers Tiling & Construction Pte Ltd
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| 694 | Okamoto (singapore) Private Limited
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| 695 | Orient Star Pacific Pte. Ltd.
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| 696 | Oal Builders Pte Ltd
197801295R | 启用 |
| 697 | Overseas Technical Engineering And Construction Pte. Ltd.
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| 698 | Omega Scientific Pte Ltd
198305296Z | 启用 |
| 699 | Owl City Sg Pte. Ltd.
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| 700 | Onethreeonefour
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| 701 | Optolight Solutions (s) Pte. Ltd.
201420073R | 启用 |
| 702 | Ong Wai Chong
53318168B | 启用 |
| 703 | Owen Corporation
T15UF5903C | 启用 |
| 704 | Oriel Business Corporate Services
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| 705 | On9 Systems
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| 706 | Oh Eng Hui
52945293J | 启用 |
| 707 | Onezine Pte. Ltd.
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| 708 | Ocean Star Pub And Entertainment
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| 709 | Oshe Management & Services
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| 710 | Ong Sui Moi Hokkien Wayang
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| 711 | Oon Moh Contractor
22977000B | 启用 |
| 712 | Octopus (singapore) Holdings Limited
T14UF3418B | 启用 |
| 713 | Occidental Chemical Co Ltd
S73UF0028B | 启用 |
| 714 | Office Red Sun Ltd.
T08UF1112L | 启用 |
| 715 | Ohji Rubber & Chemicals Co Ltd
S87UF0402C | 启用 |
| 716 | Overseas Decloedt & Fils
S73UF0025C | 启用 |
| 717 | Oxea Holding Gmbh
T07UF2944J | 启用 |
| 718 | Oilers Investments Limited
T07UF2620J | 启用 |
| 719 | Opnet Technologies Llc
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| 720 | Oryza Capital Limited
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