| 1st Class Construction INC | Troy Anthony Ross | — | (209) 617 8452 | GC, remodel, ADU | Patterson · Stanislaus County | — | — |
| 209 Pavement | Elizabeth Marie Vanderveen | — | (209) 985 9581 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| 24/7 Builders INC | Jose Manuel Gomez | — | (510) 875 4582 | GC, remodel, ADU | Patterson · Stanislaus County | — | — |
| 3 Diamonds Construction INC | Juan Antonio Santoyo Lopez | — | (408) 648 6178 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| 4 Vanz4 Build & D3sign | 4 Vanz4 Build & D3sign | — | (209) 204 8841 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| 7 Contractors | Rafael Idos Angeles | — | (209) 996 8746 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| A & E Construction & Remodeling INC | Alan Jay Boyington | — | (209) 252 9837 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| A & J Construction INC | Juan Eduardo Farias | — | (209) 801 6574 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| A & S Home Improvement | A & S Home Improvement | — | (805) 844 6927 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| A - 1 Glass Co | Debra Lynne Stafford | — | (209) 522 1172 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| A 2 Z Construction & Maintenance LLC | Stoney Sparky Mccullough | — | (209) 496 7735 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| A A E Construction INC | Juan Antonio Burgos Favela | — | (209) 408 9133 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| A And P Construction | Pourtaverdi Albert | — | (209) 648 4319 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| A B Construction | Armando Barajas Zepeda | — | (209) 872 1096 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| A F M Services INC | Michael Edward Martinez | — | (209) 604 6027 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| A Plus Kitchen And Bath | Anthony Rene Chavez | — | (209) 252 0800 | GC, remodel, ADU | Riverbank · Stanislaus County | — | — |
| A Step Beyond | A Step Beyond | — | (510) 228 8426 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| A&j Top Construction INC | Brambila Isamar Jimenez | — | (209) 596 8521 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| A+ Renovation Services | Jose Edgar Salazar Salas | — | (510) 260 3129 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| A1 Rayans General Construction | Narayan Ravind | — | (209) 568 9490 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Aaron Richardson Const | Aaron Richardson Const | — | (209) 450 9062 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Aca Remodeling INC | Garcia Ramon Vazquez | — | (209) 581 1691 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Accelerated Construction & Metal LLC | Bruce Charles Elliott | — | (209) 846 7998 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Ace Commercial Plastering INC | Ralph Henry Filippini | — | (209) 531 9030 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| Acme Construction Company INC | Philip Anthony Mastagni | — | (209) 523 2674 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Acosta And Sons INC | Clifford Joel Acosta | — | (209) 322 3181 | GC, remodel, ADU | Oakdale · Stanislaus County | — | — |
| Active Industrial Contracting INC | Anne Marie Frost | — | (209) 634 5659 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Adept Builder INC | Tommy Chongae Jr Yi | — | (408) 254 8557 | GC, remodel, ADU | Patterson · Stanislaus County | — | — |
| Adm Diamond Build INC | Alexander Daniel Ramirez Ramirez | — | (415) 471 9256 | GC, remodel, ADU | Salida · Stanislaus County | — | — |
| Adrian Construction | Donovan George Adrian | info@adrianconstructionca.com | (209) 409 8075 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Adu Coach Construction | Russell Glenn Gerber | aducoachconstruction@gmail.com | (260) 229 0835 | GC, remodel, ADU | Oakdale · Stanislaus County | — | — |
| Advanced Restoration Solutions | Advanced Restoration Solutions | — | (209) 272 9740 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Ag Construction | Andrew Mario Gregorio | — | (209) 604 2898 | GC, remodel, ADU | Hughson · Stanislaus County | — | — |
| Aggressive Construction & Project Management INC | Mike Shinall | — | (209) 404 9777 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Aj's Anguiano Builder | Aj's Anguiano Builder | — | (209) 981 5801 | GC, remodel, ADU | Ceres · Stanislaus County | — | — |
| Akal Buildtech INC | Pritpal Singh Grewal | — | (209) 765 0015 | GC, remodel, ADU | Salida · Stanislaus County | — | — |
| Al Construction | Jose Arturo Luna | — | (408) 649 8576 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Alameda Construction | Dwayne David Alameda | — | (209) 667 4864 | GC, remodel, ADU | Turlock · Stanislaus County | — | — |
| Alan Patrick | Alan Patrick | — | (209) 847 3273 | GC, remodel, ADU | Oakdale · Stanislaus County | — | — |
| Albino Custom Construction | Blake Paulucci Albino | — | (209) 996 4545 | GC, remodel, ADU | Waterford · Stanislaus County | — | — |