| 661 | Yamaichi Shoji Co., Ltd S83UF0054C | Active |
| 662 | Yangzheng (yeung Ching) Alumni T03SS0109L | Active |
| 663 | Yayasan Sampoerna Ltd T08UF0970H | Active |
| 664 | Yokogawa & Co., Ltd. T07UF2711B | Active |
| 665 | Yuasa Corporation T03UF0011H | Active |
| 666 | Yeh & Wells International 52881479J | Active |
| 667 | Yew Fa Product Enterprise 52934888L | Active |
| 668 | Yusoffian Alumni Association T02SS0058L | Active |
| 669 | Yung Li Investments, Inc. T08UF0942G | Active |
| 670 | Yye Goh & Associates 52878158L | Active |
| 671 | Yio Chu Kang Secondary School Alumni Association T01SS0077J | Active |
| 672 | Yong Beng Air Conditioning & Services 52872428B | Active |
| 673 | Yamakuni Iron Company Ltd S75UF0063H | Active |
| 674 | Yeoh Kim Tian Investment Sdn Bhd S66UF0004J | Active |
| 675 | Yun Kai Martial Arts And Athletic Association T02SS0032C | Active |
| 676 | Yangxin Guqin Society T03SS0221L | Active |
| 677 | Yun Yang Dragon And Lion Dance Association (singapore) T04SS0128H | Active |
| 678 | Ying & Yang Import/export N Distributor 52876834D | Active |
| 679 | Youth Horizons T13SS0098F | Active |
| 680 | Yong Jia Electrical Contractor 52861970E | Active |
| 681 | Yl Services 52868846D | Active |
| 682 | Youth Entrepreneur Scholastic Fund (yes) T05SS0030D | Active |
| 683 | Yong Kai Optical 52878215X | Active |
| 684 | Yc Meng & Associates 52867171E | Active |
| 685 | Ying Kang Air Con Engineering 52865271X | Active |
| 686 | Ymc Holdings Co., Ltd. T07UF2271L | Active |
| 687 | Yishun Evangelical Church T02SS0001C | Active |
| 688 | Yong Soon Seafood 52867337L | Active |
| 689 | Yuka Holdings Ltd S88UF0048G | Active |
| 690 | Ys One Business Association T03SS0195F | Active |