| A E Electric | Anderson Eduviges Rafael Godoy | — | (415) 860 7161 | Electricians | Vallejo · Solano County | — | — |
| A E Enterprises | Adrian Eric Sean Holder | — | (818) 388 8197 | GC, remodel, ADU | Chatsworth · Los Angeles County | — | — |
| A E F Electric INC | Alan Edward Foisy | — | (951) 808 5402 | Electricians | Corona · Riverside County | — | — |
| A E Flooring | A E Flooring | — | (661) 964 8585 | Other | Canyon · Contra Costa County | — | — |
| A E HVAC & Electrical INC | Milorad Milosevic | — | (213) 304 7124 | HVAC | Los Angeles · Los Angeles County | — | — |
| A E I Construction Engineer Consultants INC | Daniel Munoz | — | (760) 975 5851 | Other | Escondido · San Diego County | — | — |
| A E I General Contractors | Sergio Luis Dovarro | — | (562) 746 7250 | Electricians | Downey · Los Angeles County | — | — |
| A E I Plumbing | A E I Plumbing | — | (209) 471 8281 | Other | Stockton · San Joaquin County | — | — |
| A E I Technologies | Edwin Mark Elder | — | (949) 650 7304 | Electricians | Costa Mesa · Orange County | — | — |
| A E K Construction | Abdo Elias El Kassouf | — | (818) 522 2261 | GC, remodel, ADU | Northridge · Los Angeles County | — | — |
| A E L Concrete | A E L Concrete | — | (805) 689 7354 | Other | Santa Barbara · Santa Barbara County | — | — |
| A E L Construction INC | Laina Michelle Harris | — | (760) 432 8605 | GC, remodel, ADU | Escondido · San Diego County | — | — |
| A E Mora Plumbing | A E Mora Plumbing | — | (951) 217 0364 | Other | La Verne · Los Angeles County | — | — |
| A E Q Plumbing | A E Q Plumbing | — | (661) 305 4019 | Other | Tehachapi · Kern County | — | — |
| A E Quality Painting Co | Esquivel Alfonso | — | (707) 318 7982 | Windows, patio, painters | Napa · Napa County | — | — |
| A E Roofing | Juan Carlos Escobedo | aeroofingsm@gmail.com | (805) 494 3186 | Other roofers | Thousand Oaks · Ventura County | — | — |
| A E Roofing | Eredia Antonio | aeroofingsm@gmail.com | (909) 234 8415 | Other roofers | Cameron Park · El Dorado County | — | — |
| A E S Plumbing | A E S Plumbing | — | (310) 344 7694 | Other | San Pedro · Los Angeles County | — | — |
| A E S Property Services | Richard Kent Albee | — | (619) 520 9705 | Windows, patio, painters | El Cajon · San Diego County | — | — |
| A E S Security INC | Ignacio Velazquez | — | (831) 638 1737 | Electricians | Hollister · San Benito County | — | — |
| A E S T Realty | Arthur Woo Wen Lin | — | (408) 865 1972 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| A E W Electric INC | Arthur Edmund Wolf | — | (949) 291 3386 | Electricians | Ladera Ranch · Orange County | — | — |
| A E W Engineering INC | Kenneth Ping-sang Leung | — | (415) 495 8400 | Other | San Francisco · San Francisco County | — | — |
| A Electrical | Zazz Anh Nguyen | — | (714) 448 4286 | Electricians | Westminster · Orange County | — | — |
| A Electrical Enterprise | Erick Eduardo Escalante Marroquin | — | (626) 620 1465 | HVAC | Northridge · Los Angeles County | — | — |
| A Esmond Construction | Andrew David Esmond | — | (310) 703 3451 | GC, remodel, ADU | Santa Monica · Los Angeles County | — | — |
| A Espinosa Construction | Angel Salgado Espinosa | — | (714) 863 9672 | GC, remodel, ADU | Garden Grove · Orange County | — | — |
| A F Air Conditioning & Heating INC | Mahnaz Payan | — | (818) 571 9938 | HVAC | Agoura · Los Angeles County | — | — |
| A F Brown Electrical Contractors INC | Alexander Federico Brown | — | (310) 725 9070 | Electricians | Redondo Beach · Los Angeles County | — | — |
| A F C | A F C | — | (760) 899 5741 | GC, remodel, ADU | Blythe · Riverside County | — | — |
| A F C O Development Co INC | Afari Frank | — | (310) 720 1453 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| A F Construction | Adam Clay Fischer | impallari@gmail.com | (530) 308 5585 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| A F Contracting | James Allen Alves | — | (707) 601 1008 | GC, remodel, ADU | Eureka · Humboldt County | — | — |
| A F D Construction | Antonio Fernando Dupre | — | (951) 662 3872 | GC, remodel, ADU | Temecula · Riverside County | — | — |
| A F D Demolition & Plumbing | Christopher Matthew Dennis | — | (310) 650 3827 | Other | Lawndale · Los Angeles County | — | — |
| A F D Heating And Air | Forrest Charles Bennett | — | (949) 350 0426 | HVAC | Riverside · Riverside County | — | — |
| A F Electric | Andres Joseph Flores | — | (831) 241 8785 | Electricians | Salinas · Monterey County | — | — |
| A F Fabricators | A F Fabricators | — | (562) 395 2369 | Other | Pico Rivera · Los Angeles County | — | — |
| A F General Contractors INC | Alexis Ferrer | — | (408) 691 5918 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| A F I Construction | Antonio Franco Inocencio | — | (209) 835 9702 | Other | Tracy · San Joaquin County | — | — |