| The Country Craftsman | The Country Craftsman | — | (530) 520 2693 | Other | Chico · Butte County | — | — |
| The Door Company | Mark Severance Stuenkel | — | (530) 895 3422 | Other | Chico · Butte County | — | — |
| The Drywall Goat | The Drywall Goat | — | (530) 774 5354 | Other | Chico · Butte County | — | — |
| The Perry Company | Robin Lewis Perry | — | (530) 893 0711 | GC, remodel, ADU | Chico · Butte County | — | — |
| The Pool Pro Professional Service And Repair | Reed Dale Freeman | — | (530) 899 7753 | Pool | Chico · Butte County | — | — |
| The Remodeling Company | Charles Gregory Burke | — | (530) 518 1949 | GC, remodel, ADU | Chico · Butte County | — | — |
| The Tree Guy | The Tree Guy | — | (530) 520 9270 | Tree | Magalia · Butte County | — | — |
| The Water Heater Specialist | The Water Heater Specialist | info@indiantypefoundry.com | (530) 370 7729 | HVAC | Oroville · Butte County | — | — |
| The Wire Guy | The Wire Guy | steel@wireguy.com | (530) 680 2797 | Electricians | Chico · Butte County | — | — |
| The Yeti Company | Branden Matthew Meyer | — | (530) 255 4880 | HVAC | Gridley · Butte County | — | — |
| Theveos And Sons Construction | Robin Kent Theveos | — | (530) 370 6513 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Theveos Construction INC | Robin Kent Theveos | — | (530) 990 2649 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Thomas A Tarman Architect | Thomas A Tarman Architect | — | (530) 891 3413 | GC, remodel, ADU | Chico · Butte County | — | — |
| Thomas Jefferson Coffin | Thomas Jefferson Coffin | — | (530) 519 7997 | GC, remodel, ADU | Chico · Butte County | — | — |
| Thomas L White General Engineering Contractor | Thomas Logan White | — | (530) 895 1194 | Other | Chico · Butte County | — | — |
| Thrifty Rooter Service & Plumbing Co | Hannah Marie Lang | — | (530) 891 4445 | Other | Chico · Butte County | — | — |
| Thurman Roofing And Construction | Richard Don Thurman | — | (530) 521 2339 | Other roofers | Chico · Butte County | — | — |
| Thurmon Plumbing | Thurmon Plumbing | — | (530) 774 5978 | Other | Magalia · Butte County | — | — |
| Tietz Construction Co | Ian Daniel Tietz | — | (530) 680 2097 | GC, remodel, ADU | Chico · Butte County | — | — |
| Tile Guys | Matthew Caleb Houck | — | (530) 370 3778 | Other | Oroville · Butte County | — | — |
| Tim Besser Well Drilling | Tim Besser Well Drilling | — | (530) 343 0924 | Other | Chico · Butte County | — | — |
| Tim Hendricks | Tim Hendricks | — | (530) 306 5311 | GC, remodel, ADU | Chico · Butte County | — | — |
| Tim Merrill And Sons Construction INC | Robert Michael Merrill | — | (530) 680 7983 | GC, remodel, ADU | Chico · Butte County | — | — |
| Tim Simonds General Contractor | Tim Simonds General Contractor | — | (530) 345 1209 | GC, remodel, ADU | Chico · Butte County | — | — |
| Timmy Ray Morgan DBA Ray's Fencing | Ray's Fencing | — | (530) 589 9859 | Other | Oroville · Butte County | — | — |
| Tink INC | Robert J Du Bose | — | (530) 895 0897 | Other | Durham · Butte County | — | — |
| Tiny Pine Construction Company | Cherika Lynn Salzmann | — | (530) 353 4648 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Titan Construction | Christian Stephen Kozak | stephen@titanconstruction.com | (504) 455-5411 | GC, remodel, ADU | Paradise · Butte County | — | — |
| Tjr Construction | Tanner Jae Rash | — | (530) 693 7132 | GC, remodel, ADU | Oroville · Butte County | — | — |
| Tlc Painting | Tlc Painting | — | (925) 727 2652 | Windows, patio, painters | Oroville · Butte County | — | — |
| Tobias Schwabe | Tobias Schwabe | — | (530) 519 4911 | Other | Oroville · Butte County | — | — |
| Tognoli Trucking And Grading | Tognoli Trucking And Grading | — | (530) 893 1427 | Other | Forest Ranch · Butte County | — | — |
| Tom Mossett Sr Floor Covering | Tom Mossett Sr Floor Covering | — | (530) 624 5289 | Other | Paradise · Butte County | — | — |
| Tom Provost Construction INC | Thomas Frederick Provost | — | (530) 828 3173 | GC, remodel, ADU | Chico · Butte County | — | — |
| Tom's Tree Service | Shawn Thomas Gomez | — | (530) 877 6055 | Tree | Paradise · Butte County | — | — |
| Tony Felice Independent Garage Doors | Tony Felice Independent Garage Doors | — | (530) 624 6218 | Other | Magalia · Butte County | — | — |
| Tony Hipchen Painting A Partnership | Joanne Marie Hipchen | — | (530) 864 1416 | Windows, patio, painters | Oroville · Butte County | — | — |
| Top Coat Concrete Coatings LLC | Harrison | — | (530) 635 1892 | Other | Gridley · Butte County | — | — |
| Top Notch Custom Painting | Top Notch Custom Painting | cristianbarriga01@gmail.com | (530) 514 3036 | Windows, patio, painters | Chico · Butte County | — | — |
| Top Notch Landscape Management INC | Jorge Rodriguez | — | (530) 403 6372 | Windows, patio, painters | Oroville · Butte County | — | — |