| T-O Insurance Brokers |
| Top Ace Motor Works Corp - Baguio |
| Tortuga Valley Plantation Inc |
| Total Distribution & Logistic (Aboitiz) - Cebu |
| Total Petroleum Philippines |
| Tours and Travel Inc |
| Toyota Iloilo Inc - Western Visayas |
| Toyota Philippines |
| Traders Royal Bank |
| Trans Asia Oil & Energy Development Corp |
| Trans Asia Power Generation Corp |
| Transco National Corp (National Transmission Corp) |
| Trends and Technologies |
| Trishvi International - Cebu |
| True Value Hardware |
| Tsuneishi Heavy Industries Inc (Cebu) |
| Tupperware |
| TVP Dental-B Corp |
| TW & G - Cebu |
| TY Trade International Corp |
| U-Freight, Inc. |
| Ukay2 |
| Una Mas Mingoy's |
| Unifrutti Philippines - Davao |
| Unilever Foods (formerly California Manufacturing Corp.) |
| Unimer Trading Corporation |
| Union Galvasteel Corp |
| Unionbank of the Philippines |
| Uniproducer Company Inc |
| Unique Charitable Association - Cebu |
| United Bearing Industrial Corp |
| United Coconut Chemicals Inc |
| United Coconut Planters Bank |
| United Community Skilled Workers - Davao |
| United Imus Doctor's Inc. - Cavite |
| United Laboratories |
| United Pulp & Paper Co Inc |
| United South Dockhandlers Inc - Cebu |
| Uni-terra Holdings, Inc. |
| Universal Motors Corp. |
| Universal Reinsurance Corporation |
| Universal Robina Corporation |
| University of Baguio |
| University of Cebu |
| University of Mindanao |
| University of the East |
| University of the Philippines Film Center |
| Uptown Industrial Sales Inc |
| Urbano and Amparo Foundation |
| VAFCSO - Cebu |
