| 991 | Yi Chuan Metal Works 50332400X | Active |
| 992 | Yamato International Inc. S89UF0052H | Active |
| 993 | Yi Fatt Eggs Distributor 50755500K | Active |
| 994 | Yew Fa Arts & Crafts 50370100M | Active |
| 995 | Yangon Museum Development Pte. Ltd. 201532704N | Active |
| 996 | Ywk Air-Cool System Pte. Ltd. 201500241M | Active |
| 997 | Yan Song Engineering Contractor 49926300J | Active |
| 998 | Yeow Kong Electrical 51035100W | Active |
| 999 | Yect Kew Marketing (singapore) 50631600M | Active |
| 1000 | Yeo Marine & Engineering Pte. Ltd. 198203337M | Active |
| 1001 | Yaman Enterprise Pte Limited 197400671N | Active |
| 1002 | Yuen Tat Glass Work 53068838K | Active |
| 1003 | Yokogawa Electric Corporation S86UF0031J | Active |
| 1004 | Yz Beauty Spa 53256267D | Active |
| 1005 | Yew & You Enterprise 53000192J | Active |
| 1006 | Yong Li International Services 53119482E | Active |
| 1007 | Yugen Kaisha Triton Property T07UF1686B | Active |
| 1008 | Yamagata Corporation T06UF0062L | Active |
| 1009 | Ying Ying Ying 53311361W | Active |
| 1010 | York Peng Trading 53311355E | Active |
| 1011 | Yong Heng Heavy Equipment 52823061A | Active |
| 1012 | Yong Lian Huat Repair & Servicing 52872110X | Active |
| 1013 | Ye International Holding Limited T07UF1504A | Active |
| 1014 | Yz Trading 53084278E | Active |
| 1015 | Yengai Studio 53173902C | Active |
| 1016 | Yong Hong Kopitiam Pte. Ltd. 200818563W | Active |
| 1017 | Yishun Palm Springs Residents' Committee S87SS0119A | Active |
| 1018 | Yong Xing Engrg 53151348C | Active |
| 1019 | Ytc Solutions 52799078K | Active |
| 1020 | Yishun Hearts Residents' Committee S88SS0117C | Active |