| 331 | Unigroup Worldwide - S'pore Pte Ltd
| Active |
| 332 | United Engineers Ltd
| Active |
| 333 | Ultysports S'pore Llp
| Active |
| 334 | Ufinity Pte Ltd
200000177W | Active |
| 335 | Ue-tradetec (S) Pte Ltd
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| 336 | U Say Marketing Pte Ltd
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| 337 | Ube S'pore Pte Ltd
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| 338 | Uhin Holding Pte Ltd
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| 339 | U.S. Commercial Service, American Embassy - S'pore
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| 340 | Uchida Yoko (S) Pte Ltd
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| 341 | U S Department Of Agriculture
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| 342 | U-elites' Martial Fitness
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| 343 | U S Pet House
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| 344 | U S Meat Export Federation
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| 345 | U B Zanotti Systems Pte Ltd
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| 346 | Uco Bank
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| 347 | Ucara
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| 348 | Ubt Construction Pte Ltd
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| 349 | U S Embassy Commercial Service
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| 350 | U E Metal Enterprises Pte. Ltd.
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| 351 | Ucc Ueshima Coffee (S) Pte Ltd
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| 352 | U P Communications Pte Ltd
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| 353 | U S Embassy
| Active |
| 354 | Uniwes Engineering (s) Pte Ltd
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| 355 | Uniqulus Furnishing & Design
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| 356 | Underwater Construction & Engineering Pte. Ltd.
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| 357 | United Resources Marketing Services Pte Ltd
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| 358 | United Aluminium Products Pte Ltd
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| 359 | Unis Plastic
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| 360 | Usg Products (f.e.) Pte. Ltd.
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