| A F Rack Installations | Alfonso Cordoba Carbajal | — | (909) 556 9844 | Other | La Mirada · Los Angeles County | — | — |
| A F T Construction Services | Anthony Frank Taranto | — | (562) 500 1185 | GC, remodel, ADU | Long Beach · Los Angeles County | — | — |
| A Fiddler On The Roof Duct & Chimney Service | Russell George Gardner | — | (818) 988 9034 | HVAC | Van Nuys · Los Angeles County | — | — |
| A Finishing Touch | A Finishing Touch | — | (626) 523 1512 | GC, remodel, ADU | West Covina · Los Angeles County | — | — |
| A First Electric Service | Manuel Pablo Morales | — | (323) 493 7508 | Electricians | Carson · Los Angeles County | — | — |
| A G & Son Corporation | Godinez Antonio | — | (562) 397 8812 | GC, remodel, ADU | South Gate · Los Angeles County | — | — |
| A G A Construction INC | Doan Patrick | — | (818) 996 7575 | GC, remodel, ADU | Tarzana · Los Angeles County | — | — |
| A G Brown Electric | Andrew George Brown | — | (310) 713 5942 | Electricians | Pacific Palisades · Los Angeles County | — | — |
| A G Concrete | A G Concrete | — | (213) 810 8649 | Other | Los Angeles · Los Angeles County | — | — |
| A G Construction | Guerra Alejandro | — | (626) 723 6417 | GC, remodel, ADU | La Puente · Los Angeles County | — | — |
| A G Construction | Gutierrez Alfredo | — | (562) 547 5055 | GC, remodel, ADU | Long Beach · Los Angeles County | — | — |
| A G Construction | Gonzalez Alfredo | — | (310) 261 9157 | GC, remodel, ADU | Azusa · Los Angeles County | — | — |
| A G Construction | Jonathan Silver | — | (310) 951 4312 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| A G Construction | Antonio Z Gonzalez | — | (818) 581 7401 | GC, remodel, ADU | Panorama City · Los Angeles County | — | — |
| A G Construction Corp | Alvaro Cruz Garcia Ramirez | — | (818) 317 4945 | GC, remodel, ADU | Panorama City · Los Angeles County | — | — |
| A G Construction Inglelwood | Andres Marin Garcia | — | (310) 701 8509 | GC, remodel, ADU | Lennox · Los Angeles County | — | — |
| A G Electric | Guerra Armando | — | (323) 309 4642 | Electricians | Los Angeles · Los Angeles County | — | — |
| A G Electric Systems INC | Gomez Armando | — | (818) 572 6525 | Electricians | Woodland Hills · Los Angeles County | — | — |
| A G England | A G England | — | (818) 652 3232 | GC, remodel, ADU | Newhall · Los Angeles County | — | — |
| A G Flooring INC | Adolfo Alfonso Gomringer | — | (661) 476 8300 | Other | Azusa · Los Angeles County | — | — |
| A G G Concrete | Garcia Garcia Agustin | — | (818) 581 0538 | Other | Pacoima · Los Angeles County | — | — |
| A G G Construction Company | Gabriel Flores Sedeno | — | (310) 940 3017 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| A G Lath & Plaster | A G Lath & Plaster | — | (323) 867 3006 | Other | Los Angeles · Los Angeles County | — | — |
| A G M Construction | Daniel Patrick Gale | — | (562) 943 1230 | GC, remodel, ADU | Whittier · Los Angeles County | — | — |
| A G M Design & Build INC | Gil Guy | — | (800) 769 7228 | GC, remodel, ADU | Calabasas · Los Angeles County | — | — |
| A G Painting Corporation | Miriam Yadira Gamino | — | (424) 204 2811 | Windows, patio, painters | Littlerock · Los Angeles County | — | — |
| A G Plumbing | A G Plumbing | — | (818) 636 9959 | Other | Van Nuys · Los Angeles County | — | — |
| A G Professional Painting | A G Professional Painting | — | (818) 427 7931 | Windows, patio, painters | Quartz Hill · Los Angeles County | — | — |
| A G R Integration | Anthony David Garcia | agr@agrintegration.com | (626) 665 0921 | Electricians | Glendora · Los Angeles County | — | — |
| A G S | A G S | — | (310) 400 7711 | GC, remodel, ADU | Gardena · Los Angeles County | — | — |
| A G S Hotel Renovation Corporation | Mark Shekari Harati | — | (310) 400 7711 | GC, remodel, ADU | Gardena · Los Angeles County | — | — |
| A G S Plumbing | A G S Plumbing | — | (661) 575 5578 | Other | Lancaster · Los Angeles County | — | — |
| A G S Underground | Joseph Edward Meade | — | (818) 262 6292 | GC, remodel, ADU | Northridge · Los Angeles County | — | — |
| A G T Electric | Toumanian Armenak | — | (818) 321 9915 | Electricians | Sunland · Los Angeles County | — | — |
| A G Tile | A G Tile | — | (818) 568 4075 | Other | Burbank · Los Angeles County | — | — |
| A G's Landscapes | Juarez Adrian Guillen | — | (323) 519 2134 | Windows, patio, painters | Inglewood · Los Angeles County | — | — |
| A Gon Rain Gutters | A Gon Rain Gutters | — | (818) 809 3811 | Other | North Hollywood · Los Angeles County | — | — |
| A Grade Construction | David Nathaniel Bond | — | (626) 379 0709 | GC, remodel, ADU | Pasadena · Los Angeles County | — | — |
| A Grade Hardwood Floor | Johnny Yang Huang | — | (626) 824 1891 | GC, remodel, ADU | La Puente · Los Angeles County | — | — |
| A Great Looking Roof Co INC | Steve David Shepard | — | (310) 835 5111 | Other roofers | Carson · Los Angeles County | — | — |