| Aaron Kelly Electric Lighting Design LLC | Aaron Paul Kelly | — | (805) 320 5357 | Electricians | Oak View · Ventura County | — | — |
| Aaron Kirby Construction | Aaron Mitchell Kirby | — | (707) 972 3679 | GC, remodel, ADU | Gualala · Mendocino County | — | — |
| Aaron Kleiman Renovation | Aaron Kleiman Renovation | buildzoomsupport@blockrenovation.com | (619) 820 6518 | GC, remodel, ADU | El Cajon · San Diego County | — | — |
| Aaron Kohen DBA Italian Home | Aaron Kohen DBA Italian Home | — | (714) 390 7523 | Other | Los Angeles · Los Angeles County | — | — |
| Aaron Koop DBA Complete Fueling Solutions | Complete Fueling Solutions | — | (661) 706 8688 | Other | Bakersfield · Kern County | — | — |
| Aaron L Holloway Construction | Aaron Larson Holloway | — | (805) 701 6908 | GC, remodel, ADU | Ventura · Ventura County | — | — |
| Aaron L Jensen Construction | Aaron Lee Jensen | — | (530) 210 0362 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Aaron Lafer Construction | Aaron Michael Laferriere | — | (805) 570 0780 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Aaron Lakey Construction | Aaron John Lakey | — | (831) 234 0072 | GC, remodel, ADU | Scotts Valley · Santa Cruz County | — | — |
| Aaron Lambert Construction And Remodel | Aaron Thomas Lambert | — | (707) 290 0938 | GC, remodel, ADU | Fairfield · Solano County | — | — |
| Aaron Lerner General Contractor | Aaron Lerner General Contractor | — | (650) 222 5833 | GC, remodel, ADU | Castro Valley · Alameda County | — | — |
| Aaron Loughmiller Floor Covering | Aaron Loughmiller Floor Covering | — | (530) 488 6074 | Other | Yuba City · Sutter County | — | — |
| Aaron M Burk | Aaron M Burk | — | (714) 402 8171 | Windows, patio, painters | Anaheim · Orange County | — | — |
| Aaron Marion Arellanes | Aaron Marion Arellanes | — | (707) 595 6033 | Other | Petaluma · Sonoma County | — | — |
| Aaron Metzner | Aaron Metzner | — | (661) 201 1787 | Other | Bakersfield · Kern County | — | — |
| Aaron Michael General Contractors INC | Aaron Michael Alfrey | — | (661) 544 5189 | GC, remodel, ADU | Lancaster · Los Angeles County | — | — |
| Aaron Mills Construction INC DBA Mills Construction | Aaron Forrest Mills | — | (805) 461 9048 | GC, remodel, ADU | Atascadero · San Luis Obispo County | — | — |
| Aaron Murphy Electric | Aaron Eugene Murphy | — | (650) 704 8797 | Electricians | Hayward · Alameda County | — | — |
| Aaron Nixon Builder | Aaron Nixon Builder | — | (510) 502 0112 | GC, remodel, ADU | Richmond · Contra Costa County | — | — |
| Aaron Overhead Doors | Aaron Overhead Doors | — | (678) 960-3360 | Other | Monterey · Monterey County | — | — |
| Aaron P Bassett | Aaron P Bassett | — | (760) 716 6122 | Electricians | Vista · San Diego County | — | — |
| Aaron Painting | Aaron Painting | aaronpainting@sbcglobal.net | (530) 545 0411 | Windows, patio, painters | South Lake Tahoe · El Dorado County | — | — |
| Aaron Painting | Aaron Painting | aaronpainting@sbcglobal.net | (714) 453 2827 | GC, remodel, ADU | Tustin · Orange County | — | — |
| Aaron Pak | Aaron Pak | — | (213) 605 5321 | Electricians | Chula Vista · San Diego County | — | — |
| Aaron Paul Shade | Aaron Paul Shade | — | (208) 890 1326 | GC, remodel, ADU | Fair Oaks · Sacramento County | — | — |
| Aaron Peel Construction INC | Aaron Scott Peel | — | (805) 674 4824 | GC, remodel, ADU | Paso Robles · San Luis Obispo County | — | — |
| Aaron Perez Construction INC | Aaron Eduardo Perez | — | (559) 343 4044 | GC, remodel, ADU | Stratford · Kings County | — | — |
| Aaron Plumbing | Hun Choi | — | (323) 899 4519 | GC, remodel, ADU | Buena Park · Orange County | — | — |
| Aaron Pooya | Aaron Pooya | — | (949) 228 6393 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Aaron Pratt Construction | Aaron Warner Pratt | — | (760) 535 9895 | GC, remodel, ADU | Ramona · San Diego County | — | — |
| Aaron R Phillips | Aaron R Phillips | — | (805) 903 3929 | Other | Santa Maria · Santa Barbara County | — | — |
| Aaron Ramos Electric Company | Aaron Teddy Ramos | contact@claycoelectric.org | (619) 990 2002 | Electricians | San Diego · San Diego County | — | — |
| Aaron Randall Minnier | Aaron Randall Minnier | — | (858) 486 1585 | Electricians | La Jolla · San Diego County | — | — |
| Aaron Rice Electric INC | Aaron James Rice | — | (805) 937 3473 | Electricians | Santa Maria · Santa Barbara County | — | — |
| Aaron Richardson Const | Aaron Richardson Const | — | (209) 450 9062 | GC, remodel, ADU | Modesto · Stanislaus County | — | — |
| Aaron Richardson Construction | Aaron Thomas Richardson | aaronrichconst1@gmail.com | (209) 353 6078 | GC, remodel, ADU | Twain Harte · Tuolumne County | — | — |
| Aaron Richie Fencing | Aaron Richie Fencing | — | (530) 263 4942 | Other | Auburn · Placer County | — | — |
| Aaron Ross DBA The Screen Machine | Screen Machine | — | (530) 527 8197 | Other | Red Bluff · Tehama County | — | — |
| Aaron Ruben Alcocer | Aaron Ruben Alcocer | — | (909) 973 1367 | GC, remodel, ADU | Torrance · Los Angeles County | — | — |
| Aaron Ruston | Aaron Ruston | — | (909) 534 6301 | Electricians | Lake Arrowhead · San Bernardino County | — | — |