| Andy's Raingutter & Sheet Metal | Andy's Raingutter & Sheet Metal | — | (408) 592 5849 | Other | San Jose · Santa Clara County | — | — |
| Anewtek | Sau-lan Lanny Ng | — | (669) 600 7768 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Angel Landscaping & Maintenance INC | Oscar Carrillo | — | (408) 431 9223 | Windows, patio, painters | Sunnyvale · Santa Clara County | — | — |
| Angel's Concrete | Angel's Concrete | — | (408) 592 2156 | Other | San Jose · Santa Clara County | — | — |
| Angel's Excavation And Construction INC DBA Angel's Excavation | Edgar Ivan Ochoa Gonzalez | — | (408) 835 8718 | Other | San Jose · Santa Clara County | — | — |
| Angel's Masonry | Angel's Masonry | — | (408) 292 7975 | Other | San Jose · Santa Clara County | — | — |
| Angel's Service General Contractor | Jose Angel Silva Colunga | — | (408) 856 7632 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Angeles Tree Service | Juan Antonio Angeles | — | (408) 386 3179 | Tree | San Jose · Santa Clara County | — | — |
| Angels Paint & Epoxy INC | Jesus Gustavo| Alvarado-angel Jesus Gustavo Alvarado Angel | — | (408) 921 6683 | Windows, patio, painters | Sunnyvale · Santa Clara County | — | — |
| Angen's Tile Solutions | Angen's Tile Solutions | — | (408) 621 2776 | Other | San Jose · Santa Clara County | — | — |
| Anguiano Plumbing | Anguiano Plumbing | — | (408) 375 8265 | Other | East Palo Alto · Santa Clara County | — | — |
| Angulo's Norcal Tree Service INC | Gaxiola Jennifer Angulo | — | (650) 380 9668 | Tree | East Palo Alto · Santa Clara County | — | — |
| Anh Nhu Dolan | Anh Nhu Dolan | — | (408) 507 8310 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Anh Tuan Hoang | Anh Tuan Hoang | — | (408) 644 2435 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Animas Valley Construction INC | Zaragoza Escandon Daniel | — | (408) 903 8719 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Ankel Construction | John Davis | — | (669) 298 2800 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Ann Rouse Homes | Ann Rouse Homes | — | (408) 709 6585 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Anroge Wood Finishing / Painting | Anroge Wood Finishing / Painting | — | (408) 772 9693 | Windows, patio, painters | Milpitas · Santa Clara County | — | — |
| Ant Hill Signs & Design INC | Julio Cesar Perez | — | (408) 739 3060 | Other | San Jose · Santa Clara County | — | — |
| Antel Bay Networks | Antel Bay Networks | — | (408) 630 5851 | Other | San Jose · Santa Clara County | — | — |
| Anthony Lewis Incorporated | Anthony Allan Lewis | — | (408) 217 8621 | Electricians | San Jose · Santa Clara County | — | — |
| Anthony Pham | Anthony Pham | — | (415) 828 0348 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Anthony S Pino Plumbing | Anthony S Pino Plumbing | — | (408) 234 0060 | Other | Santa Clara · Santa Clara County | — | — |
| Anthony's Construction | Anthony Ray Maniscalco | — | (408) 369 1623 | Electricians | San Jose · Santa Clara County | — | — |
| Anthony's General Construction Consultant & Design | Anthony Joseph Jr Marquez | — | (408) 489 1904 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Anthony's Pool Service INC | Peter Michael Uehlin | — | (650) 941 7665 | Pool | Los Altos · Santa Clara County | — | — |
| Antigua Development INC | Efrain Alvarez Coria | — | (866) 472 3529 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Antigua Superior Painting | Etni Donaldo Garcia Grijalva | info@antiguasuperiorpainting.com | (650) 520 8290 | Windows, patio, painters | East Palo Alto · Santa Clara County | — | — |
| Antique Painting INC | Radoncic Safet | — | (408) 230 3344 | Windows, patio, painters | Mountain View · Santa Clara County | — | — |
| Antom Construction INC | Antom Hai Tran | — | (408) 964 0541 | HVAC | San Jose · Santa Clara County | — | — |
| Antonio Alvarado Penaloza | Antonio Alvarado Penaloza | — | (408) 832 0206 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Antonio De La Rosa Construction | De La Rosa Antonio | — | (408) 966 3490 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Antonio Mora Plumbing INC | Mora Antonio | — | (408) 599 7770 | Other | San Jose · Santa Clara County | — | — |
| Antuzzi Concrete Designs INC | Joseph Frederick Antuzzi | — | (408) 287 0776 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Anys INC DBA Neko Electric | Paknahal Ali Reza | — | (408) 446 4141 | Electricians | Santa Clara · Santa Clara County | — | — |
| Anytime Construction INC | Nima Jouzi | — | (408) 373 8414 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| Anytime Welding INC | Randall Akira Botkins | info@anytimewelding.com | (408) 279 3292 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Ao Brothers Painting INC | Formariz Alejandro | — | (408) 529 1518 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Ap & H Construction INC | Barrios Alejandrino Perez | — | (408) 386 5131 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Apache Roofing Company | Manuel Mel Escarcega | — | (408) 858 4145 | Other roofers | San Jose · Santa Clara County | — | — |