| A & A Builders | John Mikel Aceves | — | (209) 217 7975 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| A A A A Painting | A A A A Painting | — | (530) 798 3343 | GC, remodel, ADU | Altaville · Calaveras County | — | — |
| A Home Center | A Home Center | — | (209) 288 9584 | GC, remodel, ADU | Vallecito · Calaveras County | — | — |
| A Jordan Construction | Anthony Noel Jordan | — | (209) 728 0930 | GC, remodel, ADU | Avery · Calaveras County | — | — |
| A M D Construction | Angelo Michael Dellanini | — | (209) 768 4879 | GC, remodel, ADU | Murphys · Calaveras County | — | — |
| A W Miller Enterprises INC | Aaron Walter Miller | — | (209) 728 2600 | GC, remodel, ADU | Murphys · Calaveras County | — | — |
| Accurate Estimates INC | Thomas James Koester | — | (209) 785 7700 | GC, remodel, ADU | Copperopolis · Calaveras County | — | — |
| Adams Construction | Bryan Timothy Adams | — | (209) 814 7654 | GC, remodel, ADU | Angels Camp · Calaveras County | — | — |
| Adams Construction | Richard Cecil Adams | — | (209) 217 6315 | GC, remodel, ADU | Burson · Calaveras County | — | — |
| Ahmad S Al-ruosan | Ahmad S Al-ruosan | — | (209) 483 0154 | GC, remodel, ADU | Wallace · Calaveras County | — | — |
| All Phase Construction | Terry Lee Gates | — | (209) 304 0698 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| Alteristic Painting And Decorating | Alteristic Painting And Decorating | — | (209) 981 3326 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| American Building Concept INC | Christopher Joseph White | — | (209) 772 2464 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| American Custom Homes | American Custom Homes | — | (925) 290 5974 | GC, remodel, ADU | Murphys · Calaveras County | — | — |
| Amestoy Construction | James Michael Amestoy | — | (209) 483 4855 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| Anderson Construction | William Russelle Anderson | — | (209) 304 9247 | GC, remodel, ADU | West Point · Calaveras County | — | — |
| Anderson Construction | Guy Allen Anderson | — | (209) 293 3399 | GC, remodel, ADU | West Point · Calaveras County | — | — |
| Andy Nelson Construction | Carl Andrew Nelson | — | (209) 768 5529 | GC, remodel, ADU | Arnold · Calaveras County | — | — |
| Archer Building Company INC | Jay Craig Tippetts | info@archerbuilding.com | (916) 941 6767 | GC, remodel, ADU | Angels Camp · Calaveras County | — | — |
| Arley Building INC | Christopher Stephen Crockett | — | (714) 308 6499 | GC, remodel, ADU | Angels Camp · Calaveras County | — | — |
| Avey Construction | Kenneth Shane Avey | — | (209) 736 0295 | GC, remodel, ADU | Angels Camp · Calaveras County | — | — |
| B G Mcguire Construction INC | Guire Brian Mc | — | (209) 365 3385 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| B W C Construction | Brad Wesley Chilcott | — | (323) 796 9313 | GC, remodel, ADU | Wilseyville · Calaveras County | — | — |
| Bales Construction INC | Douglas Leroy Bales | — | (209) 795 4898 | GC, remodel, ADU | Avery · Calaveras County | — | — |
| Barker Company | Sammy Melvin Barker | — | (650) 434 5113 | GC, remodel, ADU | Copperopolis · Calaveras County | — | — |
| Bay Hill Builders | Bay Hill Builders | — | (925) 876 6369 | GC, remodel, ADU | Arnold · Calaveras County | — | — |
| Bayview Construction | Jason Allan Muller | — | (209) 897 1200 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| Bear Construction Company | Michael Sheldon Barr | — | (408) 770 1441 | GC, remodel, ADU | Arnold · Calaveras County | — | — |
| Bear Valley Plumbing & Building | Bear Valley Plumbing & Building | — | (209) 686 4053 | GC, remodel, ADU | Angels Camp · Calaveras County | — | — |
| Bernasconi Construction | Jonathan Tower Bernasconi | — | (209) 559 4207 | GC, remodel, ADU | Angels Camp · Calaveras County | — | — |
| Big 'c' Construction | John Anthony Capilla | — | (925) 354 1470 | GC, remodel, ADU | Copperopolis · Calaveras County | — | — |
| Big Trees Home Improvement | Big Trees Home Improvement | — | (209) 795 7213 | GC, remodel, ADU | Arnold · Calaveras County | — | — |
| Bill Johnson Plumbing & Construction | William Joseph Johnson | — | (707) 357 3231 | GC, remodel, ADU | Murphys · Calaveras County | — | — |
| Blue Water Builders | Blue Water Builders | — | (925) 337 3337 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| Bob Schock Construction | Schock Robert | — | (209) 304 3577 | GC, remodel, ADU | Mountain Ranch · Calaveras County | — | — |
| Bolin Builders INC | William Tracy Bolin | — | (209) 772 2280 | GC, remodel, ADU | Valley Springs · Calaveras County | — | — |
| Boucke Construction | James Reid Boucke | — | (209) 840 0465 | GC, remodel, ADU | Copperopolis · Calaveras County | — | — |
| Br Cole Construction | Brett Robert Cole | — | (408) 640 8587 | GC, remodel, ADU | Murphys · Calaveras County | — | — |
| Bradley Gene Schoettgen | Bradley Gene Schoettgen | — | (209) 753 6223 | GC, remodel, ADU | Hathaway Pines · Calaveras County | — | — |
| Bri Construction | Bruce Robert Irish | — | (925) 963 2622 | GC, remodel, ADU | Arnold · Calaveras County | — | — |