| 6391 | Kau Siang Renovation 38447500X | 有効 |
| 6392 | Kola Design 53191927K | 有効 |
| 6393 | Kian Ai Joss Paper 28016000C | 有効 |
| 6394 | K Star Karaoke Pte. Ltd. 201535296G | 有効 |
| 6395 | Kalan Pty Ltd T06UF2068B | 有効 |
| 6396 | K S Logistic 53044173W | 有効 |
| 6397 | Kjb Services Ltd (09543530) T15UF3618L | 有効 |
| 6398 | Kent Thong Turtle Shop 52923569B | 有効 |
| 6399 | Karros Trading Ltd S78UF0091B | 有効 |
| 6400 | Kenetics Group Limited T06UF2052K | 有効 |
| 6401 | Kmt Services 53230067W | 有効 |
| 6402 | Katis Dressmaking 53202119C | 有効 |
| 6403 | Knighteam Industries (s) Pte. Ltd. 199403185W | 有効 |
| 6404 | K.b. Chua Trading Enterprise 48929700E | 有効 |
| 6405 | Kee Hiong Hng Eating House 25612100A | 有効 |
| 6406 | Korean Scholarship Association In Singapore T12SS0117L | 有効 |
| 6407 | Kratos Plaschem Enterprise 53194405X | 有効 |
| 6408 | Ks Lim Aquatic 53038771M | 有効 |
| 6409 | Kwei Yew Construction 31761200W | 有効 |
| 6410 | K P Chai Engineering & Management Consultants 44832500D | 有効 |
| 6411 | Kam Chartered Bus Service 53194332A | 有効 |
| 6412 | Kit.top Innovation Services 52918262M | 有効 |
| 6413 | Ks Home Design 53247888J | 有効 |
| 6414 | King's Furniture Contracts 45494600K | 有効 |
| 6415 | Kong Fai General Contractor 40492300C | 有効 |
| 6416 | Kwang Hwee Ho Trading 34724600A | 有効 |
| 6417 | Kgl Consulting Group 53197013B | 有効 |
| 6418 | Klassic Venture 53071875L | 有効 |
| 6419 | Koh Bus Services 53194397J | 有効 |
| 6420 | Kar Pin Cooked Food 25624800A | 有効 |