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| 2012 | Orix Aircraft Corporation
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| 2013 | Ong Eng Siang Trading
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| 2014 | Orient Hero (asia) Limited
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| 2015 | Ooffle Pte. Ltd.
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| 2016 | Oocl Logistics (singapore) Pte. Limited
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| 2017 | Orient Tainers Pte Ltd
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| 2018 | Options Publications Pte Ltd
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| 2019 | Orchard Medical Clinic Pte. Ltd.
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| 2020 | One Earth Holdings Pte. Ltd.
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| 2021 | Onesta Consultancy & Management Service
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| 2022 | Overseas Connect Pte. Ltd.
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| 2023 | Oasis Commodities Pte. Ltd.
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| 2024 | Og Global Venture Pte. Ltd.
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| 2025 | One Junction Private Limited
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| 2026 | One Gym Global
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| 2027 | Omm Engineering
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| 2028 | Optimal Solution Pte. Ltd.
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| 2029 | One Voucher Resources Pte. Ltd.
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| 2030 | Olive Tree International Search
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| 2031 | Oriental Maya (s'pore) Pte. Ltd.
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| 2032 | Ong & Wang Pte. Ltd.
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| 2037 | Opes Capital Partners Pte. Ltd.
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| 2038 | Ocean Trading & Management Pte. Ltd.
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| 2039 | Os Automotive Consultancy And Services Pte. Ltd.
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