| 1861 | T & D Sanitary Plumbing 37038800C | Active |
| 1862 | Trumpf Pte Ltd
| Active |
| 1863 | Tay Lian Hoe Hardware Pte Ltd 199904790W | Active |
| 1864 | Thinkz Design Int'l Pte Ltd
| Active |
| 1865 | Tech Millennium Enterprise 52918916W | Active |
| 1866 | Ts Auto Accessories & Trading 52818144X | Active |
| 1867 | Trio Top Oceanics & Associates 42557800C | Active |
| 1868 | Tech Tools Pte Ltd 199204491Z | Active |
| 1869 | Tat Lee Engineering Pte Ltd
| Active |
| 1870 | Tuck Lee Ice Works (1957) Pte Ltd
| Active |
| 1871 | Tokyo Keiso-krohne (S'pore) Pte Ltd
| Active |
| 1872 | Thomas & Betts Asia (S) Pte Ltd
| Active |
| 1873 | Thermo Fisher Scientific
| Active |
| 1874 | Tong Tar Transport Service Pte Ltd 197800458K | Active |
| 1875 | Tomoe Valve Asia Pacific Pte. Ltd. 200612850K | Active |
| 1876 | Tan Brother Electrical Corpn Pte Ltd
| Active |
| 1877 | Tat Lian Trading Company 08680400J | Active |
| 1878 | Trim Systems Pte Ltd 197602249E | Active |
| 1879 | Tantraco Enterprise Pte Ltd 198401546W | Active |
| 1880 | Tah Li Engineering Pte Ltd 199501665R | Active |
| 1881 | Tropical Fibreglass Co 28539800L | Active |
| 1882 | Teba Engineering & Enterprises
| Active |
| 1883 | Trans Instruments (S) Pte Ltd
| Active |
| 1884 | Tang Tuck Kim Registered Surveyor 37347500D | Active |
| 1885 | Trade Circle 40290400A | Active |
| 1886 | Torx Industries (s) Pte Ltd 199306509D | Active |
| 1887 | Trisome Technical Services And Supply Pte Ltd 199207073G | Active |
| 1888 | Tripod Trading Pte Ltd 198901699G | Active |
| 1889 | Taihei Industries Pte Ltd
| Active |
| 1890 | Teck Hoe Airconditioning Parts Pte. Ltd. 197801697R | Active |