| A Access Automation And Gate | A Access Automation And Gate | — | (619) 443 4283 | GC, remodel, ADU | Lakeside · San Diego County | — | — |
| A Air Heating And Air Conditioning | Faris Fuad Arabo | — | (619) 922 2442 | HVAC | El Cajon · San Diego County | — | — |
| A And F Landscape Corporation | Luna Felipe | — | (619) 993 1758 | GC, remodel, ADU | Chula Vista · San Diego County | — | — |
| A And T Electric | Edward Jr Ford | — | (619) 843 7817 | Electricians | San Diego · San Diego County | — | — |
| A B Blinds | A B Blinds | — | (760) 801 5472 | Other | El Cajon · San Diego County | — | — |
| A B C Glass INC | Roberto Lomeli | — | (858) 565 9916 | Windows, patio, painters | San Diego · San Diego County | — | — |
| A B C Roof Company | Donald William Prieto | — | (619) 444 5841 | Other roofers | El Cajon · San Diego County | — | — |
| A B Construction | Baziar Ahmad | — | (858) 486 7635 | Electricians | Poway · San Diego County | — | — |
| A B Hashmi INC | Ahmad Bilal Hashmi | — | (760) 672 8059 | Windows, patio, painters | San Diego · San Diego County | — | — |
| A B J Contractors INC | Alejandro Ayala Beltran | — | (858) 333 6765 | GC, remodel, ADU | Bonita · San Diego County | — | — |
| A B M Construction | Antonio Alejandro Barron-martinez | — | (760) 277 3143 | GC, remodel, ADU | Escondido · San Diego County | — | — |
| A B P Backflow INC | Jeffrey Scott Sadoski | tech@hivedigital.com | (888) 356 7761 | Other | San Diego · San Diego County | — | — |
| A B Plumbing | Antal Benyo | — | (760) 715 1165 | Other | Vista · San Diego County | — | — |
| A B Raingutter Systems INC | Salvador Bautista | — | (760) 532 9687 | Other | Escondido · San Diego County | — | — |
| A B Roofing | Armando Badillo Diaz | info@christianroofing.com | (760) 717 5957 | Other roofers | Vista · San Diego County | — | — |
| A B S Netcom INC DBA Solarium Energy | Casey Charles Johnson | — | (888) 700 4786 | Electricians | San Diego · San Diego County | — | — |
| A B Z Tile Company | Barnas Jerry | — | (760) 510 9383 | Other | San Marcos · San Diego County | — | — |
| A Better Home Inspection By Forsters | A Better Home Inspection By Forsters | — | (760) 805-1966 | Inspectors | Fallbrook · San Diego County | — | — |
| A Better Way General Contracting | Miguel Galindo Garcia | info@christianroofing.com | (858) 229 9324 | Other roofers | Escondido · San Diego County | — | — |
| A Brinkley Construction | Alvin Lee Brinkley | — | (760) 310 5736 | GC, remodel, ADU | Vista · San Diego County | — | — |
| A Brooks Landscape | Andre Brooks Faubert | — | (760) 975 1231 | Windows, patio, painters | Escondido · San Diego County | — | — |
| A C & H Mechanical Corp | Millan Conrrado Albarran | info@achmechanical.com | (619) 864 0231 | HVAC | San Diego · San Diego County | — | — |
| A C / D C Electric Group INC | Orozovich Sasha | contact@claycoelectric.org | (619) 788 9420 | Electricians | Chula Vista · San Diego County | — | — |
| A C C I Roofing Services | Larry Rex Ii Martin | info@christianroofing.com | (619) 449 2533 | Other roofers | El Cajon · San Diego County | — | — |
| A C Construction | Edward Allen Mc Adams | — | (760) 685 2165 | GC, remodel, ADU | Fallbrook · San Diego County | — | — |
| A C Custom Cabinets | A C Custom Cabinets | — | (619) 925 2460 | Other | Chula Vista · San Diego County | — | — |
| A C Electric | Robert Wayne Green | — | (619) 823 8603 | Electricians | Spring Valley · San Diego County | — | — |
| A C Electric Corporation | Douglas Martin Stampfli | — | (858) 748 6973 | Electricians | Poway · San Diego County | — | — |
| A C Energy Systems INC | Maybeth Nolan Rothery | help@acesmonitoring.com | (760) 436 2116 | HVAC | Cardiff · San Diego County | — | — |
| A C Flooring | Andrew Kwok Chow | — | (858) 869 3010 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A C Flooring | A C Flooring | — | (760) 815 2129 | Other | Encinitas · San Diego County | — | — |
| A C Painting And Construction INC | Andre Anthony Chavez | acpaintingconstruction10@gmail.com | (858) 583 3483 | GC, remodel, ADU | Alpine · San Diego County | — | — |
| A C Plastering | A C Plastering | — | (619) 846 2734 | Other | Lemon Grove · San Diego County | — | — |
| A C Plumbing Construction | Armon Rasha Carter | — | (619) 324-3523 | Other | Carlsbad · San Diego County | — | — |
| A C Winters Construction INC | Alfred Charles Jr Winters | — | (619) 490 6504 | GC, remodel, ADU | Ramona · San Diego County | — | — |
| A Checkered Flag Construction | Velazquez Antwine | — | (619) 995 3199 | GC, remodel, ADU | La Mesa · San Diego County | — | — |
| A Coleman Builders | A Coleman Builders | — | (760) 774 4163 | GC, remodel, ADU | Encinitas · San Diego County | — | — |
| A Cortez Framing | A Cortez Framing | — | (760) 571 7130 | Other | San Marcos · San Diego County | — | — |
| A Cut Above Concrete Cutting INC | Paul Brian Lewis | — | (619) 248 5874 | Other | Lakeside · San Diego County | — | — |
| A D Building | A D Building | admarketing@themart.com | (619) 244 4587 | GC, remodel, ADU | El Cajon · San Diego County | — | — |