| County Overhead Door And Gate | County Overhead Door And Gate | — | (415) 240 3622 | Other | Sonora · Tuolumne County | — | — |
| Cover's Apple Ranch | Cover's Apple Ranch | — | (209) 928-4689 | Windows, patio, painters | Tuolumne · Tuolumne County | — | — |
| Craftsman Home Improvements INC | Mary Elizabeth Page | — | (209) 206 6266 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Crauthers Concrete Pumping LLC | Lance Lee Crauthers | — | (209) 770 3216 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Crook Logging INC | Russell Donald Crook | — | (209) 962 7716 | Tree | Groveland · Tuolumne County | — | — |
| Crow Canyon Construction Company | Richard Raymond Reilley | — | (510) 828 1773 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Cummings Enterprises | Michael William Cummings | — | (209) 533 4739 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Curtis Torcha Painting | Curtis Torcha Painting | — | (209) 536 0449 | Windows, patio, painters | Columbia · Tuolumne County | — | — |
| Custom Builders | Custom Builders | — | (209) 352 1990 | GC, remodel, ADU | Twain Harte · Tuolumne County | — | — |
| Custom Connections Av INC | Gregory Dwane Holly | — | (831) 251 3200 | Other | Sonora · Tuolumne County | — | — |
| Custom Hardwood Floors | Custom Hardwood Floors | — | (209) 533 3432 | Other | Standard · Tuolumne County | — | — |
| Custom Sheet Metal Mfg | Brett Patrick Riley | — | (209) 226 5036 | Other | Twain Harte · Tuolumne County | — | — |
| D J Electric | David John Anthony Reel | — | (209) 765 4111 | Electricians | Tuolumne · Tuolumne County | — | — |
| D K Building | D K Building | — | (925) 337 1297 | GC, remodel, ADU | Tuolumne · Tuolumne County | — | — |
| Dan O'connor Electric | Daniel Scott O'connor | — | (209) 533 4751 | Electricians | Sonora · Tuolumne County | — | — |
| Daniel Miller Carpentry | Daniel Miller Carpentry | — | (209) 928 3606 | GC, remodel, ADU | Tuolumne · Tuolumne County | — | — |
| Danskin Construction | Corey Allen Danskin | — | (209) 454 8927 | GC, remodel, ADU | Twain Harte · Tuolumne County | — | — |
| Dave Miller Painting | Dave Miller Painting | — | (209) 996 7271 | Windows, patio, painters | Sonora · Tuolumne County | — | — |
| Dave's Plumbing | Dave's Plumbing | — | (209) 984 3498 | Other | Jamestown · Tuolumne County | — | — |
| David Construction | David Glenn Zbrudzewski | — | (408) 781 3332 | GC, remodel, ADU | Twain Harte · Tuolumne County | — | — |
| David D Parks General Contractor DBA Parks Construction Company | David Donald Parks | — | (831) 331 6240 | GC, remodel, ADU | Twain Harte · Tuolumne County | — | — |
| David Graham Ent | David Graham Ent | — | (209) 965 3249 | Other | Cold Springs · Tuolumne County | — | — |
| David N Wise | David N Wise | — | (209) 928 4331 | Other | Sonora · Tuolumne County | — | — |
| David Smith Construction | David Ryan Smith | — | (209) 768 6184 | GC, remodel, ADU | Groveland · Tuolumne County | — | — |
| De Giobbi Painting | De Giobbi Painting | — | (209) 770 1161 | Windows, patio, painters | Sonora · Tuolumne County | — | — |
| Dean Stone Construction LLC | Dean Alan Stone | — | (209) 352 9809 | Other | Soulsbyville · Tuolumne County | — | — |
| Del Ray Olberg | Del Ray Olberg | — | (209) 596 1506 | GC, remodel, ADU | Jamestown · Tuolumne County | — | — |
| Deloro Valley | Deloro Valley | — | (209) 206-2276 | Property managers | Tuolumne · Tuolumne County | — | — |
| Demassey Painting | Demassey Painting | — | (209) 770 1550 | Windows, patio, painters | Twain Harte · Tuolumne County | — | — |
| Denali Construction INC | Randall Scott Palmer | — | (925) 785 5581 | GC, remodel, ADU | Groveland · Tuolumne County | — | — |
| Dennis A James | Dennis A James | — | (209) 532 8710 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Dennis M Mitchell DBA G Mitchell & Sons Builders | G Mitchell & Sons Builders | — | (415) 519 4171 | GC, remodel, ADU | Twain Harte · Tuolumne County | — | — |
| Depolo Design & Build | Depolo Design & Build | — | (209) 768 1346 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Design Windows And Doors Inc. | Design Windows And Doors Inc. | — | (909) 365-2179 | Windows, patio, painters | Ontario · Tuolumne County | — | — |
| Desoto Reconstruction | Desoto Reconstruction | — | (209) 588 0888 | GC, remodel, ADU | Standard · Tuolumne County | — | — |
| Dewey Construction | Ryan Michael Dewey | info@deweyconstruction.com | (925) 895 9359 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Di Pinto And Phillips | James Bexley Jr Phillips | — | (209) 550 1075 | GC, remodel, ADU | Groveland · Tuolumne County | — | — |
| Dickerson Construction | Wayne Robert Dickerson | interested@domainmarket.com | (209) 591 7425 | GC, remodel, ADU | Soulsbyville · Tuolumne County | — | — |
| Dlp Construction LLC | Daniel Louis Henry Persson | info@dlpconstruction.com | (209) 591 3006 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |
| Dls Custom Builders INC | David Lee Smith | — | (209) 402 5976 | GC, remodel, ADU | Sonora · Tuolumne County | — | — |