| Tracy Grading And Paving INC | Robert Carlos Rocha | — | (209) 839 6590 | Other | Tracy · San Joaquin County | — | — |
| Tracy Landscape INC | Catalan Alejandro Reteguin | — | (209) 808 3079 | Windows, patio, painters | Tracy · San Joaquin County | — | — |
| Tracy Marble Countertops INC | Antele Jose Perez | — | (510) 826 8200 | Other | Tracy · San Joaquin County | — | — |
| Tracy Rooter INC | Jesus Huerta | — | (510) 871 0715 | Other | Tracy · San Joaquin County | — | — |
| Tracy Sign INC | Craig Stephen Yeszin | — | (209) 835 3464 | Other | Tracy · San Joaquin County | — | — |
| Traffic Limited | Traffic Limited | — | (916) 217 1263 | Other | Lodi · San Joaquin County | — | — |
| Trainathought Landscapes | Trainathought Landscapes | — | (209) 829 9868 | Windows, patio, painters | Tracy · San Joaquin County | — | — |
| Transform Energy Asset Management LLC | Todd Eric Filbrun | — | (209) 809 1300 | Other roofers | Escalon · San Joaquin County | — | — |
| Transform Energy INC | Todd Eric Filbrun | sales@transformenergy.com | (209) 809 1300 | Other roofers | Escalon · San Joaquin County | — | — |
| Treetop Construction | Tremaine Bobby Manning | — | (209) 518 4575 | GC, remodel, ADU | Stockton · San Joaquin County | — | — |
| Treichel Concrete Construction INC | Marlan Keith Treichel | — | (209) 334 1950 | Other | Acampo · San Joaquin County | — | — |
| Trem Landscaping And Maintenance | Trem Landscaping And Maintenance | — | (209) 817 4424 | Windows, patio, painters | Stockton · San Joaquin County | — | — |
| Trevizo Tile & Stone | Hugo Trevizo | — | (209) 367 8863 | Other | Lodi · San Joaquin County | — | — |
| Tri Connections INC | Tri Chi Huynh | — | (209) 276 4890 | Electricians | Stockton · San Joaquin County | — | — |
| Tri Valley Cabinets INC | Jeremy Payton Maynard | — | (209) 390 3591 | Other | Lodi · San Joaquin County | — | — |
| Tri Valley Polishing | Tri Valley Polishing | — | (209) 597 7289 | Other | Tracy · San Joaquin County | — | — |
| Tri Valley Stair & Trim INC | Brian Douglas Wagner | — | (209) 830 8490 | GC, remodel, ADU | Tracy · San Joaquin County | — | — |
| Tri-county Plumbing | Tri-county Plumbing | — | (213) 300 9203 | Other | Mountain House · San Joaquin County | — | — |
| Tri-technic INC | Dennis Wayne Ledbetter | info@tri-technic.com | (209) 599 6000 | Electricians | Ripon · San Joaquin County | — | — |
| Tri-valley Concrete | Luis Daniel Coronel Del Real | info@trivalleyconcrete.com | (209) 542 0081 | Other | Tracy · San Joaquin County | — | — |
| Tri-valley Truck Works INC | Troy Lafayette Collinsworth | — | (209) 839 8232 | Other | Tracy · San Joaquin County | — | — |
| Trident Installations | Gary Paul Schermesser | — | (209) 839 1101 | Other | Tracy · San Joaquin County | — | — |
| Trigo Industries | Trigo Industries | — | (209) 993 2901 | Windows, patio, painters | Tracy · San Joaquin County | — | — |
| Trigo's Plumbing | Trigo's Plumbing | — | (209) 993 9774 | Other | Stockton · San Joaquin County | — | — |
| Trinity Development & Construction INC | Christopher Michael Flaherty | — | (209) 939 9025 | GC, remodel, ADU | Stockton · San Joaquin County | — | — |
| Trinity Gardens Landscape Services | David Charles Andrews | — | (209) 329 3083 | Windows, patio, painters | Lodi · San Joaquin County | — | — |
| Tripex Solutions LLC | Gustavo Jr Agis | info@tripexsolutions.com | (209) 815 9628 | HVAC | Manteca · San Joaquin County | — | — |
| Triple M Enterprises INC | Timothy James Mohler | — | (209) 599 3112 | Other | Ripon · San Joaquin County | — | — |
| Trippple Threat Plumbing LLC | Yoan Quang Minh Delestrez | — | (510) 552 7714 | Other | Tracy · San Joaquin County | — | — |
| Triton Air | Triton Air | — | (949) 409-6123 | HVAC | San Clemente · San Joaquin County | — | — |
| Triton Remodeling | Triton Remodeling | info@tritonremodeling.com | (209) 740-7355 | GC, remodel, ADU | Tracy · San Joaquin County | — | — |
| Troy Bettenhausen Plumbing | Troy Bettenhausen Plumbing | — | (209) 712 3084 | Other | Lodi · San Joaquin County | — | — |
| True Finish | True Finish | — | (209) 607 9652 | Other | Ripon · San Joaquin County | — | — |
| True Gen Roofing INC | Martin Junior Soliz | — | (669) 309 3303 | Other roofers | Tracy · San Joaquin County | — | — |
| Trueform Home Renovation | Trueform Home Renovation | — | (209) 915 2947 | GC, remodel, ADU | Woodbridge · San Joaquin County | — | — |
| Truewill Construction LLC | Rohan Gautambhai Gadhvi | — | (657) 253 6479 | Other | Mountain House · San Joaquin County | — | — |
| Trupower Electric INC | Julian Trujillo | — | (209) 518 2672 | Electricians | Lodi · San Joaquin County | — | — |
| Trusted Heating Cooling & Construction | Zandian Fereydoon | — | (425) 505 0850 | HVAC | Mountain House · San Joaquin County | — | — |
| Trustpoint Electric INC | Juan Carlos Conchas | — | (650) 281 5640 | Electricians | Tracy · San Joaquin County | — | — |
| Tts Construction Corporation | Nathen Rodney Howard | info@ttsconstruction.com | (209) 333 7788 | HVAC | Lodi · San Joaquin County | — | — |