| 511 | Kapowww By Chef Mel Dean Pte. Ltd. 201543192N | 启用 |
| 512 | Kcuts Nex Pte. Ltd. 201605628G | 启用 |
| 513 | Kizuki Capital Co., Ltd. T15UF2395L | 启用 |
| 514 | Khanchand & Sons 06109400E | 启用 |
| 515 | Kickle Asia Pte. Ltd. 201604256H | 启用 |
| 516 | Kheng Guan Electrical Engineering Company 22555900E | 启用 |
| 517 | Kusina De Pinoy 53014085C | 启用 |
| 518 | Kesari Singapore Pte. Ltd. 201600556G | 启用 |
| 519 | Kairos Capital Partners Pte. Ltd. 201602595Z | 启用 |
| 520 | Krystal Wee Cookbook Pte. Ltd. 201602643H | 启用 |
| 521 | Kass Transit Llp T16LL0408E | 启用 |
| 522 | Kafei Dian 53256155D | 启用 |
| 523 | Korean Plus (s) Pte. Ltd. 201509818E | 启用 |
| 524 | Kapitalgoods 53329241K | 启用 |
| 525 | Kuang Tai Lee Trading 46312100K | 启用 |
| 526 | Knewton Technologies Pte. Ltd. 201601967E | 启用 |
| 527 | Kaiser Consultancy Limited Liability Partnership T12LL2195G | 启用 |
| 528 | Kwf Printing Pte Ltd 200101309Z | 启用 |
| 529 | Kee Guan Huat Supermarket 24654100L | 启用 |
| 530 | Kiko Granite & Natural Stones 52935938C | 启用 |
| 531 | Kindercom Educare 52884872X | 启用 |
| 532 | Kim Chin Seng General Contractor 21782300M | 启用 |
| 533 | Kim Sia Engineering 26338900J | 启用 |
| 534 | Khim Yeong Motor Trading 53327957K | 启用 |
| 535 | Kwok Kwong Printing Co 25148800D | 启用 |
| 536 | Kenglee Electrical Engineering 52913751L | 启用 |
| 537 | Kirkhill Environmental Limited (09089732) T15UF4182G | 启用 |
| 538 | Kraft Tool Singapore 53042728A | 启用 |
| 539 | Kaptura Productions Llp T16LL0154G | 启用 |
| 540 | Kwangchye 53327488E | 启用 |