| A & B Malibu Plumbing Heating & Electrical | Cecile Roberts Valdivia-Mairesse | — | (310) 456 8550 | HVAC | Santa Monica · Los Angeles County | — | — |
| A & B Marble And Granite LLC | Martin Botello Barbosa | — | (805) 890 0983 | Other | Oxnard · Ventura County | — | — |
| A & B Mechanical INC | Deborah Gail Byrkit | — | (510) 264 5800 | HVAC | Hayward · Alameda County | — | — |
| A & B Painting INC | Bert Bivian Valdez | julio@andybryanpainting.com | (408) 727 4915 | Windows, patio, painters | Santa Clara · Santa Clara County | — | — |
| A & B Plumbing | Kevin Scott Fairburn | — | (559) 217 1918 | Other | Clovis · Fresno County | — | — |
| A & B Plumbing & Backflow | Michael Anthony Branco | — | (510) 471 4282 | Other | Hayward · Alameda County | — | — |
| A & B Pool Maintenance | A & B Pool Maintenance | — | (408) 265 5521 | Pool | San Jose · Santa Clara County | — | — |
| A & B Raingutters | A & B Raingutters | — | (831) 588 0720 | Other | Santa Cruz · Santa Cruz County | — | — |
| A & B Roofing | Andrew Jackson Evans | — | (707) 296 8179 | Other roofers | Fortuna · Humboldt County | — | — |
| A & B Roofing INC | Ryan Allen Worthington | — | (650) 551 7029 | Other roofers | Emerald Hills · San Mateo County | — | — |
| A & B Security | Stacia Ann Barron | — | (916) 454 4000 | Electricians | Sacramento · Sacramento County | — | — |
| A & B Shower Doors & Glass INC | Luis Angel Rangel Arredondo | estimate@abshowerdoorsglass.com | (707) 206 5016 | Windows, patio, painters | Santa Rosa · Sonoma County | — | — |
| A & B Window Treatment Incorporated | Barbaro N Basulto Acosta | — | (909) 561 5453 | Other | Fontana · San Bernardino County | — | — |
| A & Bella's Flooring INC | Moises Morales-Orozco | — | (714) 409 7264 | Other | Santa Ana · Orange County | — | — |
| A & C Concrete INC | Antonio Dario Bautista | — | (661) 955 0039 | Other | Palmdale · Los Angeles County | — | — |
| A & C Construction | Castaneda Arturo | — | (925) 628 6427 | GC, remodel, ADU | Bay Point · Contra Costa County | — | — |
| A & C Construction | Paul Alan Argetsinger | — | (760) 910 4202 | GC, remodel, ADU | Yucca Valley · San Bernardino County | — | — |
| A & C Consulting Service INC | Cuie Zhao | — | (408) 603 9339 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| A & C Electric INC | Michael Scott Christiansen | — | (626) 786 1754 | Electricians | Rancho Cucamonga · San Bernardino County | — | — |
| A & C Electrical | Kermit Reginald Perry | — | (909) 917 2551 | Electricians | Mira Loma · Riverside County | — | — |
| A & C Grading INC | Steven Frank Gonzales | — | (831) 840 0554 | Other | Watsonville · Santa Cruz County | — | — |
| A & C Heating And Air Conditioning | Perez Alex | — | (714) 317 2691 | HVAC | Corona · Riverside County | — | — |
| A & C Incorporated DBA One Call Heating And Cooling | Eduardo T Sanchez | — | (909) 422 9965 | HVAC | Riverside · Riverside County | — | — |
| A & C Landscaping INC | Alfonso Ramos | — | (619) 236 1000 | Windows, patio, painters | San Diego · San Diego County | — | — |
| A & C Noma Construction INC | Charles Noma Iv Harris | — | (707) 328 9273 | GC, remodel, ADU | Cotati · Sonoma County | — | — |
| A & C Painting | A & C Painting | — | (805) 607 8122 | Windows, patio, painters | Oxnard · Ventura County | — | — |
| A & C Plastering Specialist INC | Cortes-varillas Alexander | — | (626) 639 9108 | Other | Covina · Los Angeles County | — | — |
| A & C Professional Plumbing Corp | Fabiola Cortez | — | (909) 278 2166 | Other | Rialto · San Bernardino County | — | — |
| A & C Remodeling INC | Austin Kang | — | (213) 915 7619 | GC, remodel, ADU | Downey · Los Angeles County | — | — |
| A & C Salazar Construction INC | Antonio Rosendo Ramirez | — | (619) 636 0494 | Other | Chula Vista · San Diego County | — | — |
| A & C United Construction | Timothy Ting-Di Wu | — | (415) 347 1368 | GC, remodel, ADU | South San Francisco · San Mateo County | — | — |
| A & C Window And Door Specialist INC | Alexander Campos Ballesteros | — | (951) 252 6077 | GC, remodel, ADU | Murrieta · Riverside County | — | — |
| A & D Builders | A & D Builders | — | (818) 535 2682 | GC, remodel, ADU | Burbank · Los Angeles County | — | — |
| A & D Builders | A & D Builders | — | (408) 868 0101 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| A & D Concrete | A & D Concrete | — | (559) 250 0561 | Other | Selma · Fresno County | — | — |
| A & D Construction | Hernandez Alejandro Herrera | amkryukov@gmail.com | (916) 519 1357 | GC, remodel, ADU | Citrus Heights · Sacramento County | — | — |
| A & D Custom Concrete INC | Guerrero Dimas Gonzalez | — | (916) 519 9844 | Other | Sacramento · Sacramento County | — | — |
| A & D Electric INC | Anthony Rey Davila | — | (408) 707 4744 | Electricians | Sacramento · Sacramento County | — | — |
| A & D General Builders INC | Jason Quang Draffan | — | (619) 741 6805 | GC, remodel, ADU | El Cajon · San Diego County | — | — |
| A & D Glass Depot INC | Andy Wing Jong Lee | — | (650) 755 4501 | Windows, patio, painters | Colma · San Mateo County | — | — |