| All Good Works INC | Benjamin Allen Good | impallari@gmail.com | (619) 987 3741 | GC, remodel, ADU | Pine Valley · San Diego County | — | — |
| All Hours Flood And Plumbing Services | Julio Cesar Marquez Diaz | — | (619) 737 6006 | Other | San Diego · San Diego County | — | — |
| All In 1 Tree Care | All In 1 Tree Care | — | (323) 384 6577 | Tree | San Diego · San Diego County | — | — |
| All In One Quality Construction INC | Nicholas Julian Emil Martinot | guy@infinitydesignbuild.com | (951) 294 0872 | GC, remodel, ADU | Fallbrook · San Diego County | — | — |
| All In Pumping & Septic INC | Thad Mark Ostrander | — | (760) 533 6861 | Other | Ramona · San Diego County | — | — |
| All Inclusive Drywall | Miguel Valle Guzman | — | (760) 481 9081 | GC, remodel, ADU | San Marcos · San Diego County | — | — |
| All Media Glass And Metal INC | Juan Francisco Jr Escobar | — | (619) 980 8332 | Windows, patio, painters | San Diego · San Diego County | — | — |
| All Merchant Services Group INC DBA Infinite Technologies | Zackary Ray Polanco | — | (760) 798 3900 | Other | San Marcos · San Diego County | — | — |
| All Options Home Improvement | Donnie Ray Krueger | — | (619) 739 2088 | GC, remodel, ADU | National City · San Diego County | — | — |
| All Phase Drywall | George Earl Braudaway | — | (619) 429 3538 | GC, remodel, ADU | Imperial Beach · San Diego County | — | — |
| All Phase Landscape | All Phase Landscape | — | (858) 442 7820 | Windows, patio, painters | San Diego · San Diego County | — | — |
| All Phase Remodel | Eric Scarbrough | interested@domainmarket.com | (619) 247 7327 | GC, remodel, ADU | La Mesa · San Diego County | — | — |
| All Phases And Trades Construction Corp | Terry Glen Dickson | — | (619) 279 7339 | Electricians | San Diego · San Diego County | — | — |
| All Points Stone & Tile | Steven Omer Kreger | — | (858) 335 2715 | Other | San Diego · San Diego County | — | — |
| All Pro | James Ray Stinnett | — | (877) 891 7363 | GC, remodel, ADU | Del Mar · San Diego County | — | — |
| All Pro Contractor | Genaro Felix | — | (619) 389 4009 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| All Pro Demo INC | Brian Scott Hatheway | — | (619) 928 7215 | Other | La Mesa · San Diego County | — | — |
| All Pro Electric | Reyes Daniel | eddie.haro@electricare.com | (760) 518 5912 | Electricians | Escondido · San Diego County | — | — |
| All Pro Fire Protection INC | John Edward Johnston | — | (951) 244 9836 | Other | Oceanside · San Diego County | — | — |
| All Pro Grading & Engineering INC | Jeffrey Scott Webb | — | (619) 277 7223 | Other | El Cajon · San Diego County | — | — |
| All Pro Plumbing Heating Air Conditioning Electrical And Backfl | Victor Alejandro Gonzalez | — | (760) 681 0313 | HVAC | Oceanside · San Diego County | — | — |
| All Pure Water Treatment | All Pure Water Treatment | — | (619) 616 6480 | Other | San Diego · San Diego County | — | — |
| All Purpose Home Repairs LLC | Jhonatan Alberto Bolanos Martinez | — | (619) 708 8991 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| All Purpose Plumbing | All Purpose Plumbing | allpurposeplumbing@gmail.com | (760) 415 5078 | Other | Oceanside · San Diego County | — | — |
| All Repair Hvacr INC | Jaime Melendrez | — | (619) 254 9586 | HVAC | Chula Vista · San Diego County | — | — |
| All Risk Shield Home Services LLC | Jonathan David Sly | — | (866) 991 7190 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| All San Diego Drywall INC | Jose Velasco | — | (619) 419 4102 | Other | Chula Vista · San Diego County | — | — |
| All Seasons Landscape Construction & Management | Timothy Scott Mac Millan | — | (760) 519 8797 | Windows, patio, painters | Carlsbad · San Diego County | — | — |
| All Seasons Specialty Coatings | All Seasons Specialty Coatings | — | (858) 663 6325 | Other | Solana Beach · San Diego County | — | — |
| All Service Home Improvements LLC | William Rival Hollenbeck | — | (619) 884 7643 | GC, remodel, ADU | Encinitas · San Diego County | — | — |
| All Service Plumbing And Handyman | Alan Robert Parzyk | — | (760) 717 9851 | GC, remodel, ADU | Vista · San Diego County | — | — |
| All Sorts Plumbing | Jody Lee Cisewski | — | (760) 419 4041 | GC, remodel, ADU | Oceanside · San Diego County | — | — |
| All Source Company Building Group | Jerry Lee Zumbro | — | (858) 586 0903 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| All Source General Construction INC | Miguel Antonio Cardoza | mcardoza@allsourcegc.com | (559) 286 1152 | GC, remodel, ADU | Carlsbad · San Diego County | — | — |
| All Source Tile INC | Jerry Lee Zumbro | — | (619) 997 0389 | Other | San Diego · San Diego County | — | — |
| All Star A / C | All Star A / C | steved@precision-ac.com | (619) 856 5533 | HVAC | National City · San Diego County | — | — |
| All Star Drywall DBA Prieto General Contracting | Jose Antonio Iii Prieto | — | (619) 549 7725 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| All Star Engineering | Antonio Marquis Woods | — | (601) 810 7417 | Other | San Diego · San Diego County | — | — |
| All Star Fence Company | Charles Julian Jr Tillman | — | (619) 465 7114 | Other | Lemon Grove · San Diego County | — | — |
| All Star Garage Door & Gate INC | Rakelly Luna Hizkiya | — | (619) 981 4998 | Other | Spring Valley · San Diego County | — | — |