| 1801 | Wado Precision Engineering
41488100A | 有効 |
| 1802 | Wickerworks
41232700K | 有効 |
| 1803 | Win Win Tailor
38466300A | 有効 |
| 1804 | Weng Soon Contractor
38360700X | 有効 |
| 1805 | Wisdomway
50878500J | 有効 |
| 1806 | Wallpaper Express
53327158D | 有効 |
| 1807 | Wl Studio Pte. Ltd.
201601243N | 有効 |
| 1808 | Wira Overseas Enterprise
38466100M | 有効 |
| 1809 | Wonderful Cable Electrical Enterprises & Manufacturing
41493600X | 有効 |
| 1810 | Wong Boon Siong Food Stuffs Manufacturer
40429700E | 有効 |
| 1811 | Westpool Maintainance Services
37017400C | 有効 |
| 1812 | William Grant & Sons Singapore Distribution Pte. Ltd.
201602987G | 有効 |
| 1813 | Wang San Yang Tea Merchant
41986500D | 有効 |
| 1814 | William's Products
40448900A | 有効 |
| 1815 | Wija Eating House
41391400C | 有効 |
| 1816 | Weng Hiap Engrg Works
37781600X | 有効 |
| 1817 | Worthy Workers Services
36147900W | 有効 |
| 1818 | West Asia Partners Pte. Ltd.
201526774K | 有効 |
| 1819 | Winson Tang
37398300W | 有効 |
| 1820 | World Wide Sound Centre
38473000X | 有効 |
| 1821 | Wu Lian Electronic Service
36105600A | 有効 |
| 1822 | Write Handed
53327552X | 有効 |
| 1823 | Wahlorful Party Concepts
53310555B | 有効 |
| 1824 | Wesdesign
53271373K | 有効 |
| 1825 | Wing Khiong Hardware & Machinery (import & Export)
37292100X | 有効 |
| 1826 | Wimi Renovation Contractor
38570000L | 有効 |
| 1827 | West Island Optical Centre
38090100E | 有効 |
| 1828 | Winoso Trading
41336200X | 有効 |
| 1829 | Wedouli Confectionery
37648500X | 有効 |
| 1830 | Wan Shui Trading
37765200L | 有効 |