| Aa Construction | Andrew Leroy Allen | — | (916) 990 7168 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Aa Construction | Serrano Alberto | — | (909) 452 0397 | GC, remodel, ADU | Costa Mesa · Orange County | — | — |
| Aa Construction | Andree Alexis Nunura | — | (619) 273 9823 | GC, remodel, ADU | Chula Vista · San Diego County | — | — |
| Aa Construction | Alejandro| Alex Alvarado-torres | — | (408) 799 9918 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Aa Construction Builders INC | Ariel Alatorre | — | (323) 317 2025 | GC, remodel, ADU | Paramount · Los Angeles County | — | — |
| Aa Construction Home Improvement | Arian Soltanian | — | (858) 722 0407 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Aa Custom Garden Works LLC | Jose Alfredo Bravo | — | (661) 379 9664 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Aa Customs Proav INC | Divnov Alexei | — | (650) 762 9598 | Electricians | San Mateo · San Mateo County | — | — |
| Aa Deluxe Painting INC | Edwin Alesandro Aguilar Recinos | deluxepaint@aadeluxepainting.com | (510) 827 2651 | Windows, patio, painters | Sacramento · Sacramento County | — | — |
| Aa Design Construction | Armen Richard Altounian | — | (760) 272 4285 | GC, remodel, ADU | La Quinta · Riverside County | — | — |
| Aa Detailed Wood Floors INC | Ingrid Jeannette Bautista | — | (323) 388 7293 | Other | Los Angeles · Los Angeles County | — | — |
| Aa Development INC | Thomas Michael Ventimiglio | — | (917) 714 0018 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| Aa Electric INC | Alvarez Velazquez Alfonzo | — | (760) 427 9767 | Electricians | Brawley · Imperial County | — | — |
| Aa Express Electric INC | Khachik Avagyan | — | (800) 836 8858 | Electricians | Burbank · Los Angeles County | — | — |
| Aa Garage Doors | Aa Garage Doors | — | (805) 981 7999 | Other | Oxnard · Ventura County | — | — |
| Aa General Contractor | Aa General Contractor | — | (650) 274 8523 | GC, remodel, ADU | Redwood City · San Mateo County | — | — |
| Aa General Engineering | Aa General Engineering | — | (925) 250 7608 | GC, remodel, ADU | Brentwood · Contra Costa County | — | — |
| Aa HVAC INC | Jinhan Liu | — | (909) 969 0044 | HVAC | Ontario · San Bernardino County | — | — |
| Aa Interlocking Pavers & Concrete Restoration | Christian Andrew Lopez | — | (909) 485 3340 | Restoration | Rancho Cucamonga · San Bernardino County | — | — |
| Aa Kuem Kang Construction Co | John Chong Chol Lee | — | (714) 794 7600 | GC, remodel, ADU | Garden Grove · Orange County | — | — |
| Aa Lopez Construction | Alfonso Lopez-Castillo | — | (831) 253 6188 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Aa Millennium Glass | Luis Alexander Mendizabal Corado | — | (818) 217 5885 | Windows, patio, painters | Mission Hills · Los Angeles County | — | — |
| Aa Modern Construction INC | Kazem Kashizadeh | — | (949) 400 2470 | GC, remodel, ADU | Laguna Niguel · Orange County | — | — |
| Aa Modern General Contractors INC | Keshishian Rouben | — | (818) 913 5436 | GC, remodel, ADU | Sun Valley · Los Angeles County | — | — |
| Aa Networks Corp | Wai Lung Lui | — | (650) 872 1998 | Other | Burlingame · San Mateo County | — | — |
| Aa Pacific Concrete Cleaning | Aa Pacific Concrete Cleaning | — | (949) 235 1338 | Other | San Clemente · Orange County | — | — |
| Aa Painting | Aa Painting | interested@domainmarket.com | (805) 890 2672 | Windows, patio, painters | Ojai · Ventura County | — | — |
| Aa Paving | Aa Paving | info@aa-paving.com | (510) 501 2601 | Other | Bay Point · Contra Costa County | — | — |
| Aa Plumbing | Aa Plumbing | — | (510) 723 4561 | Other | Tracy · San Joaquin County | — | — |
| Aa Plumbing Remodel LLC | Robert E Mangold | — | (949) 293 8826 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Aa Plumbing Services | Antonio Terrell Arnold | — | (619) 496 1093 | Other | San Diego · San Diego County | — | — |
| Aa Premier Builder | Juan Jesus Mendoza | aapremierbuilder@gmail.com | (415) 515 3385 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| Aa Pro Heating & Cooling INC | Antonio Renteria | — | (209) 670 5802 | HVAC | Stockton · San Joaquin County | — | — |
| Aa Pump Company LLC | Adam Alonzo | — | (559) 305 0505 | Other | Orange Cove · Fresno County | — | — |
| Aa Quality Construction INC | Alex Atyai | — | (925) 216 1845 | GC, remodel, ADU | Dublin · Alameda County | — | — |
| Aa Refrigeration Corp | Agustin Ayala | interested@domainmarket.com | (562) 773 6857 | HVAC | La Habra · Orange County | — | — |
| Aa Sign Image INC | Domingo Valenzuela Gamez | — | (209) 983 5023 | Other | Stockton · San Joaquin County | — | — |
| Aa Sign Image Services | Domingo Valenzuela Gamez | — | (209) 983 5023 | Other | Stockton · San Joaquin County | — | — |
| Aa Sky Construction INC | Rafael Gonzalez Lujano | buildzoomsupport@blockrenovation.com | (858) 888 3752 | GC, remodel, ADU | San Marcos · San Diego County | — | — |
| Aa To Zz Construction | David Vinnon Thorne | — | (818) 481 9287 | GC, remodel, ADU | Sylmar · Los Angeles County | — | — |