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| 512 | Mkd Transcorp Pty Ltd
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| 513 | Maison Kayser (singapore) Pte. Ltd.
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| 514 | Multi Massage & Foot Reflexology Centre
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| 515 | Mee Chin Seafood
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| 516 | Mccoy Pte. Ltd.
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| 517 | Mm Education Partners Llp
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| 518 | Mlr Holdings Ltd
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| 519 | Make Design
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| 520 | Meiban Global Pte. Ltd.
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| 521 | Meng Huat Air Cond Co
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| 522 | Memento Health Pte. Ltd.
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| 523 | Marsiling 81
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| 524 | Motovation Accessory
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| 525 | Mama Warehouse
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| 526 | Mmjb Pte. Ltd.
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| 527 | Mei Hwa Lee Transport Service
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| 528 | Mah Curtain Interior Services
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| 529 | Mts Sr Marine Offshore Pte. Ltd.
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| 530 | M Colin Works
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| 531 | Merit General Services
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| 532 | Meeware
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| 533 | Mjt Instruments Ltd (09513922)
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| 534 | Mind & Soul
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| 535 | May May Dress Store
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| 536 | Milvik Singapore Pte. Ltd.
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| 537 | Mister 2sixty Llp
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| 538 | Mitsui & Co. Global Logistics (asia) Pte. Ltd.
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| 539 | Mayor Multi Services
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| 540 | M.n. Zrinn Building Services
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