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| 1629 | Kin Xin Engineering Pte Ltd
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| 1630 | Kang Zhu Qian Construction Pte Ltd
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| 1631 | K.t. Soh Construction Pte Ltd
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| 1632 | Kingsland Engineering Pte Ltd
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| 1633 | Krishco Singapore Construction Pte Ltd
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| 1634 | Komco Engineering Pte Ltd
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| 1635 | Kok Heng Landscaping Pte Ltd
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| 1636 | Kong Siah Engineering Pte Ltd
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| 1637 | Koa Low Engineering Pte Ltd
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| 1638 | Kai Lim Pte. Limited
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| 1639 | Kbi Contracts & Marketing Pte Ltd
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| 1642 | Koon Construction & Transport Co. Pte. Ltd.
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| 1643 | Kuishin Bo
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| 1644 | Krichard's Lighting (S) Pte Ltd
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| 1645 | Kto Automobile Assessors
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| 1646 | Kim Tiong Huat Contractor Pte Ltd
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| 1647 | Kone Pte Ltd
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| 1648 | Kajo Multi Services
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| 1650 | Kian Wah Contract (pte) Ltd
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