| 661 | Nanyang Gum Benjamin Manufacturing (private) Limited 196900479E | Active |
| 662 | Nanyang Table Chairs & Canvas Supplier
| Active |
| 663 | Neo Tee Khin Dr
| Active |
| 664 | Nanking Watch Dealers
| Active |
| 665 | Nct Technology Pte Ltd 199102417G | Active |
| 666 | Netiquette Software Pte. Ltd. 200706402C | Active |
| 667 | Natferrous Pte Ltd
| Active |
| 668 | National Healthcare Group Polyclinics 52929305J | Active |
| 669 | Natural Reflex & Beauty Therapy Centre
| Active |
| 670 | National Neuroscience Institute Of Singapore Pte Ltd 199801559D | Active |
| 671 | Neighbourhood Medical Clinic Pte Ltd 199205798R | Active |
| 672 | Neighbourhood Locksmith Service 52940437X | Active |
| 673 | Natsteel Ltd
| Active |
| 674 | Natrad Food Pte Ltd
| Active |
| 675 | Nam Leong Co Pte. Ltd. 195800019C | Active |
| 676 | Neecare Medical Centre 53135725B | Active |
| 677 | Nav Marine Pte. Ltd. 200507980D | Active |
| 678 | National University Of S'pore
| Active |
| 679 | Nassim Link Int'l Pte Ltd
| Active |
| 680 | Nbda Asia Pte. Ltd. 200719004M | Active |
| 681 | Netherlands Foreign Investment Agency
| Active |
| 682 | Natural Vision Centre Pte. Ltd. 200402369D | Active |
| 683 | Nanyang Inc Pte. Ltd. 200609141D | Active |
| 684 | National Healthcare Group Pte Ltd 200002150H | Active |
| 685 | National Dental Centre
| Active |
| 686 | National Cancer Centre Of S'pore Pte Ltd
| Active |
| 687 | Nanyang Environment & Water Research Institute
| Active |
| 688 | National Skin Centre (singapore) Pte Ltd 198801862W | Active |
| 689 | Nam Wan Tea Co Pte Ltd
| Active |
| 690 | Northrop Grumman Electronic Systems Int'l Inc
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