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| 512 | Ips Marketing Resources (S) Pte Ltd
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| 513 | Ip Softcom Ltd
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| 514 | Inzign Pte Ltd 198102200D | Active |
| 515 | Investigations & Surveillance Int'l Pte Ltd
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| 516 | Ing Asia Private Bank Ltd
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| 517 | Iqdynamics Pte Ltd
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| 518 | Institute Of Public Relations Of S'pore
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| 519 | Ipk Broadcast Systems (pte) Ltd 198205068K | Active |
| 520 | Invitrogen S'pore Pte Ltd
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| 521 | Integratif Medical Pte. Ltd. 200200350M | Active |
| 522 | Inhwa Mfg (S) Pte Ltd
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| 523 | Ingenico Int'l (S) Pte Ltd
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| 524 | Isetan Scotts
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| 525 | Ip Mirror Pte. Ltd. 200003703C | Active |
| 526 | Insureasia Agency Pte Ltd 200105250R | Active |
| 527 | Ips-eurotec Asia Pacific Pte Ltd
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| 528 | Instron S'pore Pte Ltd
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| 529 | Ishizu Trading (s) Pte Ltd 198901575D | Active |
| 530 | Ips-oru Asia Pacific Ltd
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| 531 | Ipanel Pte Ltd 200006429W | Active |
| 532 | Isocom Technology Pte Ltd 200100638N | Active |
| 533 | Intelligent Actuators Systems S'pore Pte Ltd
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| 534 | Innoprint & Gifts Pte Ltd 199602234H | Active |
| 535 | Image Display Solution Pte. Ltd. 200405994D | Active |
| 536 | Ilt S'pore Pte Ltd
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| 537 | Infomagic Pte Ltd 199702465K | Active |
| 538 | Innomed Pte Ltd 197601737G | Active |
| 539 | Igt Testing Systems Pte. Ltd. 200107967Z | Active |
| 540 | Innotel Solutions Pte Ltd 200103103W | Active |