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| 722 | Kingdom Music Pte. Ltd.
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| 723 | K P Ho & Associates
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| 724 | K C Lau & Co
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| 725 | Kallang Bowl
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| 726 | Kaiser-Sgi (asia) Pte. Ltd.
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| 727 | Koon Sing Enterprise
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| 728 | Ko
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| 730 | Kislev Trading House
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| 731 | Kirloskar Brothers Ltd
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| 732 | Kim Soon Lee Heavy Vehicle Parking Centre
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| 733 | Kiat Lee Scrap Vehicles Centre Pte Ltd
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| 734 | Kh Mak Heart Clinic Pte. Ltd.
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| 736 | Ksy Marketing Pte Ltd
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| 738 | Kian Seng Auto Co. Pte. Ltd.
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| 739 | Khian Seng Hup Kee
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| 740 | Kheng Keng Motors Pte Ltd
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| 741 | Koyan Trading Company
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| 743 | Klm Royal Dutch Airlines
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| 744 | Kna Manpower Consultants Pte. Ltd.
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| 746 | Kib Insurance Brokers (s) Pte Ltd
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