| 991 | Woongnam Singapore Pte. Ltd.
201018077W | Active |
| 992 | Wecon Construction Pte. Ltd.
201010450D | Active |
| 993 | Win Wah Aluminium & Construction
52867289D | Active |
| 994 | Watts Constructors Pte. Ltd.
201015970D | Active |
| 995 | Wealthy Electrical Trading
39355100L | Active |
| 996 | Wing Lee Electrical Service
52811589L | Active |
| 997 | Wing Khiong Renovation & Trading
24880500B | Active |
| 998 | Wing Tuck Engineering Pte Ltd
198801102Z | Active |
| 999 | Wizdenki Pte Ltd
200100977W | Active |
| 1000 | Wei Tein Construction Pte Ltd
198802519D | Active |
| 1001 | Windeck Industrial Resources
50709600B | Active |
| 1002 | Wellbase Builder Pte. Ltd.
200608143H | Active |
| 1003 | Wha Engineering Pte. Ltd.
200616185G | Active |
| 1004 | Wnt Contract & Trading Pte. Ltd.
201007958Z | Active |
| 1005 | Wit Engineering Pte. Ltd.
200608440Z | Active |
| 1006 | W2 Industrial Services Hub Pte. Ltd.
200700531E | Active |
| 1007 | Win And Win Landscape Pte. Ltd.
201014648M | Active |
| 1008 | Wood & Wood Flooring Pte. Ltd.
200819226M | Active |
| 1009 | Willy Design & Engineering Pte. Ltd.
200808003K | Active |
| 1010 | Wilson Construction & Trading Pte. Ltd.
200614379N | Active |
| 1011 | Wiltech Engineering & Services Pte. Ltd.
200608154M | Active |
| 1012 | Wang Sheng Pte. Ltd.
200617285W | Active |
| 1013 | W'ray Decor Pte. Ltd.
200606919Z | Active |
| 1014 | Wei Kiat Construction Pte. Ltd.
200606116K | Active |
| 1015 | Wen Yi Plasterceil Decor Pte. Ltd.
200711263R | Active |
| 1016 | Westlite Dormitory (tuas) Pte. Ltd.
200502020N | Active |
| 1017 | Wai Choong Construction Pte. Ltd.
200603728D | Active |
| 1018 | Wired Or Wireless Systems Pte. Ltd.
200602864H | Active |
| 1019 | Wanbin Enterprise Pte. Ltd.
200722026D | Active |
| 1020 | Wanco Electric Pte. Ltd.
200811366G | Active |