| Advent Technologies INC | Heath Alan Couchman | — | (916) 476 2992 | Other | Folsom · Sacramento County | — | — |
| Adventure Construction & Remodel LLC | Christopher Allen Nicholson | — | (443) 821 6768 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Adventure Tree Service | Hector Adrian Sanchez Ramirez | — | (760) 644 3633 | Other | Escondido · San Diego County | — | — |
| Advex Sign Design | Ryan Michael Arechiga | — | (323) 803 8136 | Other | Los Angeles · Los Angeles County | — | — |
| Advise Re Developers INC | Stephen Abraham Morris | — | (310) 795 4370 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| Advisor Construction | William Daniel Jannsen | office@advisorconstruction.com | (530) 356 7055 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Advocate Electric | Joshua Paul Eberwein | — | (916) 367 9252 | Electricians | Rocklin · Placer County | — | — |
| Advocate Remodeling | Advocate Remodeling | — | (951) 217 3665 | GC, remodel, ADU | Canyon Lake · Riverside County | — | — |
| Advtech Environmental INC | Michael Edward Shiang | — | (626) 339 3234 | Other | Rowland Heights · Los Angeles County | — | — |
| Adw Construction Works | Alejandro Duarte | — | (323) 359 3720 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| Adx Consulting LLC | Ronald E Fangmeyer | — | (562) 822 8741 | HVAC | Long Beach · Los Angeles County | — | — |
| Adx Technologies INC | Sergio Ceja Magallon | info@adxtechnologies.com | (888) 430 2775 | Electricians | San Marcos · San Diego County | — | — |
| Ady Service | Hatem Adib Eljurdi | — | (818) 401 5555 | GC, remodel, ADU | Sherman Oaks · Los Angeles County | — | — |
| Adzich Properties | Adzich Properties | — | (408) 391 0420 | GC, remodel, ADU | Cupertino · Santa Clara County | — | — |
| Adzone Construction INC | Ibadulla Talibov | — | (754) 286 9010 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Ae Audio Video INC | Mikel Paul Zimmerman | — | (818) 908 8801 | Other | Granada Hills · Los Angeles County | — | — |
| Ae Builders Construction | August Michael Essner | — | (408) 601 8619 | GC, remodel, ADU | Campbell · Santa Clara County | — | — |
| Ae Builders LLC | Engelberg Andrew | — | (818) 358 5269 | GC, remodel, ADU | Northridge · Los Angeles County | — | — |
| Ae Construction | Ehsani Ali | — | (714) 679 4286 | GC, remodel, ADU | Huntington Beach · Orange County | — | — |
| Ae Construction & Remodeling INC | Stephen John Muerle | — | (530) 564 2656 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Ae Construction Enterprises INC | Ashlie Nicole Edwards | — | (951) 566 7898 | GC, remodel, ADU | Wildomar · Riverside County | — | — |
| Ae Cooling & Heating DBA General Const | Nhattruong Trung Truong | — | (408) 218 5880 | HVAC | San Jose · Santa Clara County | — | — |
| Ae Electric | Zamora Adrian | — | (559) 936 0266 | Electricians | Visalia · Tulare County | — | — |
| Ae Electric INC | Baodong Ma | — | (626) 366 3277 | Electricians | Eastvale · Riverside County | — | — |
| Ae Havc | Austin Jun Liu | — | (909) 680 0269 | HVAC | La Puente · Los Angeles County | — | — |
| Ae Modern Builders INC | Juan Carlos Espinoza | — | (626) 705 7379 | GC, remodel, ADU | Burbank · Los Angeles County | — | — |
| Ae Painting | Ae Painting | elsaraga@gmail.com | (847) 262-7149 | Windows, patio, painters | Grand Terrace · San Bernardino County | — | — |
| Ae Paving | Ae Paving | — | (510) 697 0266 | Other | Hayward · Alameda County | — | — |
| Ae Plus Construction INC | Maksim I Lozhkin | — | (916) 634 8442 | GC, remodel, ADU | North Highlands · Sacramento County | — | — |
| Ae Porter Construction INC | Aaron Everette Porter | — | (916) 913 1409 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Ae Scaffold | Adam Vance Campbell | — | (760) 518 9395 | Other | Encinitas · San Diego County | — | — |
| Ae Solutions INC | David Drake Smith | — | (714) 841 5285 | Electricians | Huntington Beach · Orange County | — | — |
| Ae Technic INC | Homan Amzajerdian | — | (213) 300 6051 | HVAC | Glendora · Los Angeles County | — | — |
| Ae Tile | Ae Tile | — | (209) 361 1083 | Other | Stockton · San Joaquin County | — | — |
| Ae&a Construction INC | Jesus A Elisea Garcia | — | (916) 595 2456 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Ae&f INC | Luis Enrique Elias-Molina | — | (657) 253 8454 | Other | Santa Ana · Orange County | — | — |
| Ae2j Rueda Construction | Gomez Adolfo Rueda | — | (707) 419 2384 | GC, remodel, ADU | Lafayette · Contra Costa County | — | — |
| Ae3 Construction Co | Armen Eyssakhanian | — | (818) 913 7923 | GC, remodel, ADU | Glendale · Los Angeles County | — | — |
| Aea Construction & Remodeling LLC | Edith Erick Santana Uribe | — | (714) 450 2199 | GC, remodel, ADU | Anaheim · Orange County | — | — |
| Aea Group LLC | Aliyar Davoodi | admin@aea-group.com | (415) 233 1059 | GC, remodel, ADU | Corte Madera · Marin County | — | — |