| Tull Homes | Tull Homes | — | (916) 698 3532 | GC, remodel, ADU | Cool · El Dorado County | — | — |
| Tunnel Electric INC | Erik Ellsworth Martin | — | (530) 677 1092 | Electricians | Shingle Springs · El Dorado County | — | — |
| Turn-key Construction Group INC | Kent Rudolph Sciutto | info@turnkeyconstructiongroup.com | (916) 599 2176 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Turner Construction | Randal Milton Turner | — | (530) 444 0623 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Turner Electric | Jeffrey Michael Turner | deb@turnerelectric.com | (805) 962-9986 | Electricians | El Dorado · El Dorado County | — | — |
| Turney Const | Turney Const | — | (530) 318 0805 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Turold Construction Corporation | Alden Eugene Turold | turoldconstruction@gmail.com | (916) 759 3377 | GC, remodel, ADU | Cool · El Dorado County | — | — |
| Twins Construction | Christine Elizabeth Bramow-Yaw | — | (916) 606 1881 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Twisted Pair Automation LLC | Brian Michael Marini | — | (925) 330 9008 | Other | El Dorado Hills · El Dorado County | — | — |
| Two Brothers Cathodic Services INC | Dale William Hamann | — | (916) 801 3445 | Other | Garden Valley · El Dorado County | — | — |
| Ty Howard Fine Homes | Ty Howard Fine Homes | — | (530) 409 4980 | GC, remodel, ADU | Shingle Springs · El Dorado County | — | — |
| Tyco Pacific Construction INC | Erik Roger Anderson | — | (916) 792 2082 | GC, remodel, ADU | Cameron Park · El Dorado County | — | — |
| Tye White Flooring | Tye White Flooring | — | (916) 320 8132 | Other | Placerville · El Dorado County | — | — |
| Tylers Custom Slabs | Tylers Custom Slabs | — | (916) 317 7563 | GC, remodel, ADU | El Dorado · El Dorado County | — | — |
| Ultimate Garage Floors And Specialized Floor Coatings | Patrick Ronald Micely | — | (877) 843 0007 | Other | Cameron Park · El Dorado County | — | — |
| Ultimate Legacy Construction | Eduardo Jesus Ii Piney | — | (408) 710 0171 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Ultimax Builders INC | Max Tapuro Peralta | — | (408) 621 0465 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Under Pressure | Under Pressure | info@underpressure.com | (530) 903 0912 | GC, remodel, ADU | Rescue · El Dorado County | — | — |
| Union Mine Iron Company | Richard Blake Allen | — | (530) 444 0839 | Other | El Dorado · El Dorado County | — | — |
| Unique Design Gen Contractor | Unique Design Gen Contractor | — | (530) 401 0847 | GC, remodel, ADU | Mt Aukum · El Dorado County | — | — |
| Unique Roofing Services INC | Thomas Frank Vanda | — | (916) 960 3090 | Other roofers | Rescue · El Dorado County | — | — |
| Universal Builder | Universal Builder | — | (925) 699 2606 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Universal Designs | Universal Designs | — | (916) 224 6308 | GC, remodel, ADU | Pollock Pines · El Dorado County | — | — |
| Universal Masonry Design Construction | Clifton Jon Schram | — | (530) 957 1225 | Other | Diamond Springs · El Dorado County | — | — |
| Unlimited Solutions Engineering INC | Richard Lee Gamez | — | (916) 718 0774 | Other | Lotus · El Dorado County | — | — |
| Urban Environments Landscape Services INC | Michael Joseph Sonsini | — | (866) 210 2257 | Windows, patio, painters | El Dorado Hills · El Dorado County | — | — |
| Urreaga INC | Alejandro Inaki Urreaga | — | (530) 318 7629 | Other roofers | South Lake Tahoe · El Dorado County | — | — |
| Us Artistic Builder Co | Rahim M Amiri | — | (916) 346 5252 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| V & V Tile Installation | Vladimir Ivanovich Vakulchik | — | (916) 417 8572 | Other | Shingle Springs · El Dorado County | — | — |
| Valdez Construction | Cosme Lee-eric Iii Valdez | info@valdezpropertyconstruction.com | (916) 524 6264 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Valencia Landscaping | Valencia Landscaping | — | (530) 748 6991 | Windows, patio, painters | Placerville · El Dorado County | — | — |
| Valley Air Solutions | Ryan Thomas Boylan | — | (916) 279 5331 | HVAC | Somerset · El Dorado County | — | — |
| Valley Power Solutions | Brian Bruce Martin | — | (916) 216 4691 | Electricians | Somerset · El Dorado County | — | — |
| Valley Surface Revitalization | Valley Surface Revitalization | — | (916) 877 5733 | Other | Shingle Springs · El Dorado County | — | — |
| Valley View Improvement Company LLC | John Christopher Hovde | — | (916) 939 6915 | Other | El Dorado Hills · El Dorado County | — | — |
| Van Alen Painting | Van Alen Painting | — | (530) 407 3312 | Windows, patio, painters | El Dorado Hills · El Dorado County | — | — |
| Van Dyke Construction | Rick Louis Van Dyke | — | (530) 318 0466 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Van Heating And Air | Van Heating And Air | — | (530) 344 6072 | HVAC | Pollock Pines · El Dorado County | — | — |
| Vane Construction | Scott Jim Vane | — | (530) 318 5425 | GC, remodel, ADU | So Lake Tahoe · El Dorado County | — | — |
| Variegated Industries INC | Joe Benigno | — | (530) 541 0106 | Other | South Lake Tahoe · El Dorado County | — | — |