| Tony's Electric | Anthony Joseph Scapini | — | (530) 320 7099 | Electricians | Tahoe City · Placer County | — | — |
| Top Dog Drywall INC | Jose Hugo Aguilar Munoz | — | (916) 728 0473 | Other | Roseville · Placer County | — | — |
| Top Gun Caulking INC | Cole Harris Beller | — | (916) 225 5252 | Other | Auburn · Placer County | — | — |
| Top Gun Painting | Top Gun Painting | interested@domainmarket.com | (808) 463 9900 | Windows, patio, painters | Roseville · Placer County | — | — |
| Top Notch Tile | Top Notch Tile | — | (916) 879 1633 | Other | Rocklin · Placer County | — | — |
| Top Quality Windows And Glazing | Roman Igorovich Piglitsin | — | (925) 658 8534 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| Top Tier Datacom INC | Chris Slawomir Grellus | — | (916) 595 9395 | Other | Lincoln · Placer County | — | — |
| Toruno's Landscaping INC | Anthony Samuel Toruno | torunoslandscaping@gmail.com | (916) 778 7007 | Windows, patio, painters | Roseville · Placer County | — | — |
| Total Landscape Concepts | Timothy Thomas Brucks | — | (916) 316 4692 | Windows, patio, painters | Roseville · Placer County | — | — |
| Total Trim Construction INC | Thomas Anthony Jr Chiriaco | — | (916) 300 2689 | Windows, patio, painters | Auburn · Placer County | — | — |
| Town & Country Electric | Mark Edward Purscell | — | (916) 826 3473 | Electricians | Roseville · Placer County | — | — |
| Tpsj Tree Services | Sean Michael Turner | — | (530) 581 5000 | Tree | Tahoe City · Placer County | — | — |
| Tracy's Tile & Stone | Tracy's Tile & Stone | — | (916) 212 3694 | Other | Roseville · Placer County | — | — |
| Tradesmark Plastering INC | Christopher Patrick Beloberk | — | (916) 652 4491 | Other | Loomis · Placer County | — | — |
| Tradesmen Construction INC | Roman Arkhipovich Peshkov | — | (916) 693 4470 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Trailscape INC | Kevin Randall Martin | — | (530) 852 5155 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Travis Thompson | Travis Thompson | — | (530) 906 5792 | Other | Auburn · Placer County | — | — |
| Tree City Plumbing | Tree City Plumbing | — | (916) 699 6898 | Other | Roseville · Placer County | — | — |
| Tree J Arbor INC | Terrence Joseph Elliott | treej.arbor@gmail.com | (530) 320 8235 | Tree | Newcastle · Placer County | — | — |
| Tree M D | Zachary Scott Middleton | — | (530) 613 2537 | Tree | Foresthill · Placer County | — | — |
| Tree Pro Tree Service INC | Ryan William Lowe | — | (530) 885 6340 | Tree | Penryn · Placer County | — | — |
| Tree Safe | Tree Safe | — | (530) 470 0996 | Windows, patio, painters | Weimar · Placer County | — | — |
| Tree Service Foresthill | Tree Service Foresthill | — | (530) 557-8540 | Tree | Foresthill · Placer County | — | — |
| Tree Services With Jaramillo LLC | Tree Services With Jaramillo LLC | — | (346) 684-0770 | Tree | Oroville · Placer County | — | — |
| Tree Shapers Construction | Shaun Patrick Hall | — | (916) 276 1368 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Treehenge Construction INC | Haga Steve | — | (530) 308 4303 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Trentz Construction | Richard Martin Trentz | — | (530) 889 2009 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Trew Pump Service INC | Ryan Clifford Trew | trewpumpservice@gmail.com | (530) 492 4828 | Other | Auburn · Placer County | — | — |
| Tri Asian Enterprise INC | Robert George Makimoto | — | (916) 774 1195 | Windows, patio, painters | Rocklin · Placer County | — | — |
| Tri County Plumbing LLC | Christopher David Throckmorton | — | (916) 258 2314 | Other | Granite Bay · Placer County | — | — |
| Tri-c Powerline | Kenneth Leroy John Claxton | — | (530) 305 7135 | Electricians | Auburn · Placer County | — | — |
| Tri-county Concrete Pumping INC | Paul David Black | — | (530) 888 6370 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Tri-county Pump | Tri-county Pump | — | (530) 885 3052 | Other | Auburn · Placer County | — | — |
| Triark Roofing | Jay William Hancock | — | (916) 276 8632 | Other roofers | Roseville · Placer County | — | — |
| Trico Painting | Jenny Marie Stepp | info@tricopainting.com | (916) 378-1236 | Windows, patio, painters | Roseville · Placer County | — | — |
| Tricorp Group INC | Christopher Sidney Cormier | investors@tricorpgroup.com | (916) 779 8010 | HVAC | Rocklin · Placer County | — | — |
| Trident Development INC | Robert Hannan Crowley | trident.devel@gmail.com | (530) 906 4332 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Trihydro Corporation | Justin Parker Quiggle | — | (916) 367 5111 | Other | Roseville · Placer County | — | — |
| Trimline Sheet Metal Heating & Air Cond | John Peter Platt | — | (530) 613 1158 | HVAC | Colfax · Placer County | — | — |
| Trimm's Scaffolding INC | Kevin Ralph Trimm | — | (916) 624 1682 | Other | Loomis · Placer County | — | — |