| A To Z Painting | A To Z Painting | — | (626) 201 3619 | Windows, patio, painters | Azusa · Los Angeles County | — | — |
| A To Z Painting INC | Palacios Jorge | — | (323) 479 5202 | Windows, patio, painters | Los Angeles · Los Angeles County | — | — |
| A To Z Pool Construction & Remodeling | Unanyan Gayk | — | (818) 517 0238 | Pool | Van Nuys · Los Angeles County | — | — |
| A To Z Remodeling And Development | Shlomo Ury Levy | — | (818) 257 7904 | GC, remodel, ADU | Woodland Hills · Los Angeles County | — | — |
| A To Z Voltage | A To Z Voltage | — | (323) 362 3572 | Electricians | Calabasas · Los Angeles County | — | — |
| A Tokarse Construction Corporation | Alan Christopher Tokarse | — | (562) 896 1347 | Other | Whittier · Los Angeles County | — | — |
| A Touch Of Class Builder | A Touch Of Class Builder | — | (818) 271 1944 | GC, remodel, ADU | Valencia · Los Angeles County | — | — |
| A U D Construction INC | Ali Kashanpour | — | (818) 366 0678 | GC, remodel, ADU | Granada Hills · Los Angeles County | — | — |
| A V & A Glazing Company | Botello Ramiro Ambriz | — | (323) 507 9568 | Windows, patio, painters | Montebello · Los Angeles County | — | — |
| A V A Acosta Construction | Valdez-acosta Andres | — | (818) 693 8047 | GC, remodel, ADU | Reseda · Los Angeles County | — | — |
| A V A Contractor INC | Andrey Azaryan | — | (818) 205 4344 | GC, remodel, ADU | Glendale · Los Angeles County | — | — |
| A V A Heating & Cooling | Lopez Teodosio | — | (818) 645 6198 | HVAC | Pacoima · Los Angeles County | — | — |
| A V Action Air INC | Luke Neil Rogers | — | (661) 267 0078 | HVAC | Palmdale · Los Angeles County | — | — |
| A V Concrete WorksProtected | A V Concrete Works | daniel@avconcreteworks.co | (661) 916 8521 | Tile roofers | Palmdale · Los Angeles County | — | — |
| A V Construction | Huy Manh Vu | — | (909) 201 6425 | GC, remodel, ADU | Cerritos · Los Angeles County | — | — |
| A V E Sheetmetal & Rain Gutters INC | Efrain Madrigal Arellanes | — | (562) 404 3031 | Other | Norwalk · Los Angeles County | — | — |
| A V Electric | Ponciano Arthur Garcia | — | (661) 618 0441 | Electricians | Palmdale · Los Angeles County | — | — |
| A V Electric | Acevedo Manuel | — | (661) 816 3308 | Electricians | Lancaster · Los Angeles County | — | — |
| A V Finish Carpentry | A V Finish Carpentry | — | (310) 748 3429 | Other | Wilmington · Los Angeles County | — | — |
| A V Foundation Works | A V Foundation Works | — | (310) 413 5116 | Other | Torrance · Los Angeles County | — | — |
| A V I Construction | Misrachi Uri | — | (310) 287 1141 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| A V I Electric INC | Avi Bendavid | — | (818) 652 8930 | Electricians | Encino · Los Angeles County | — | — |
| A V Installations Racking & Conveyor | Valdivia Alfonso | — | (626) 800 7135 | Other | La Puente · Los Angeles County | — | — |
| A V King Plumbing | A V King Plumbing | — | (661) 803 5009 | Other | Lancaster · Los Angeles County | — | — |
| A V Knight Low Voltage Security | Oswaldo Antonio Barrera Rivera | — | (661) 202 9579 | Alarm and generators | Palmdale · Los Angeles County | — | — |
| A V M Woodworking INC | Alex Mendelis | — | (818) 730 2654 | Other | Encino · Los Angeles County | — | — |
| A V Planners | Craig Laurence Heiman | — | (310) 871 3025 | Other | Los Angeles · Los Angeles County | — | — |
| A V Plumbing Co INC | Elena Estella Edwards | — | (818) 998 2094 | GC, remodel, ADU | Los Angeles · Los Angeles County | — | — |
| A V S Plumbing Company | Sergey Alexandrovic Kordonsky | — | (323) 369 1414 | Other | Studio City · Los Angeles County | — | — |
| A V S Plumbing INC | Jack Agop Ghazarian | — | (818) 388 1223 | Other | Pasadena · Los Angeles County | — | — |
| A W A Electrical Services | Alan Wayne Anderson | — | (661) 917 1066 | Electricians | Lancaster · Los Angeles County | — | — |
| A W I Builders INC | Sarkis Balbuchakyan | — | (562) 948 1133 | Electricians | Burbank · Los Angeles County | — | — |
| A W K General Building Contractors | Patrick Kevin Carey | — | (661) 857 5119 | GC, remodel, ADU | Valencia · Los Angeles County | — | — |
| A W Pirelli | A W Pirelli | — | (909) 994 7299 | GC, remodel, ADU | Diamond Bar · Los Angeles County | — | — |
| A W Plumbing & Rooter | A W Plumbing & Rooter | — | (323) 228 5967 | Other | Los Angeles · Los Angeles County | — | — |
| A W S Construction Services INC | Dickran Hovanness Dadourian | — | (562) 799 4436 | GC, remodel, ADU | Long Beach · Los Angeles County | — | — |
| A W S Electrical Services | Muntean Florin | — | (404) 693-1459 | Electricians | Sun Valley · Los Angeles County | — | — |
| A Wisdom Electric Co | Reys Alex | — | (818) 776 8662 | Electricians | Tarzana · Los Angeles County | — | — |
| A World Class Duct Cleaner | A World Class Duct Cleaner | — | (626) 327 0106 | Other | Monrovia · Los Angeles County | — | — |
| A X Elite Plumbing INC | Xiloj Sontay Arsenio | — | (805) 432 2798 | Other | Valencia · Los Angeles County | — | — |