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| 512 | Kah Khiu Association Mutual Aid Section
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| 513 | Keppel Fels Multi Purpose Co Operative Society Ltd
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| 514 | Kavella Investments Inc.
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| 515 | Kavya Epikurean Pte. Ltd.
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| 516 | Kiosked Ltd
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| 517 | Kaewfoo Electrical & Construction
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| 518 | K.w.s.t Design
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| 519 | Kiosked Singapore Information Systems Pte. Ltd.
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| 520 | Knowesis Adtap Pte. Ltd.
201535015E | 启用 |
| 521 | Kenyon Consulting
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| 522 | Kaistar Services
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| 523 | Koon Heng Air Con Services
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| 524 | Kome Interior Pte. Ltd.
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| 525 | Kapowww By Chef Mel Dean Pte. Ltd.
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| 526 | Kcuts Nex Pte. Ltd.
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| 527 | Kizuki Capital Co., Ltd.
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| 528 | Khanchand & Sons
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| 529 | Kickle Asia Pte. Ltd.
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| 530 | Kheng Guan Electrical Engineering Company
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| 531 | Kusina De Pinoy
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| 532 | Kesari Singapore Pte. Ltd.
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| 533 | Kesatuan Kebajikan Khairat Kematian Kampong Ayer Gemuroh
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| 534 | Kairos Capital Partners Pte. Ltd.
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| 535 | Krystal Wee Cookbook Pte. Ltd.
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| 536 | Kass Transit Llp
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| 537 | Kafei Dian
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| 538 | Korean Plus (s) Pte. Ltd.
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| 540 | Kuang Tai Lee Trading
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