| A K Commercial & Construction Cleaning | Rashidah Abdul-Khaliq | — | (619) 347 2434 | Other | San Diego · San Diego County | — | — |
| A K General Construction INC | Andrew W Krzyz | — | (858) 344 7687 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A K S Pools | Russell Lee Mc Daniel | — | (760) 802 5677 | Windows, patio, painters | Vista · San Diego County | — | — |
| A L Drywall | A L Drywall | — | (619) 341 5841 | Other | Chula Vista · San Diego County | — | — |
| A L Hunter Construction Company | Joshua Lowell Zigman | — | (619) 758 7700 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A L Prestige Locksmith | A L Prestige Locksmith | — | (858) 353 7430 | Other | Lakeside · San Diego County | — | — |
| A Legend Landscaping INC | Martin Louay Phillip | — | (858) 279 8465 | Windows, patio, painters | Santee · San Diego County | — | — |
| A Leo Landscaping | A Leo Landscaping | — | (760) 500 6181 | Windows, patio, painters | Escondido · San Diego County | — | — |
| A Local Plumber INC | Christopher Thomas Hogan | interested@domainmarket.com | (858) 206 9994 | Other | San Marcos · San Diego County | — | — |
| A M C Plumbing | A M C Plumbing | — | (619) 455 1820 | Other | San Diego · San Diego County | — | — |
| A M Construction | Austin Matthew Moreno | guy@infinitydesignbuild.com | (760) 277 0430 | GC, remodel, ADU | Carlsbad · San Diego County | — | — |
| A M Construction | Alan Matthew Murray | — | (714) 654 5420 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A M Construction #1 | Armando Camacho Medina | — | (619) 208 1671 | GC, remodel, ADU | Santee · San Diego County | — | — |
| A M E Proline INC | Abu-Bakr Mohammad El Mezain | — | (858) 688 1018 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A M E West | Dario Nicholas Karimy | — | (760) 504 9676 | Electricians | San Diego · San Diego County | — | — |
| A M Empire Paintng | A M Empire Paintng | — | (619) 547 2122 | Windows, patio, painters | Santee · San Diego County | — | — |
| A M Floors INC | Adrian Donald Mc Farlin | — | (619) 805 5310 | Other | Chula Vista · San Diego County | — | — |
| A M Fojas & Son | A M Fojas & Son | — | (760) 532 1192 | GC, remodel, ADU | Escondido · San Diego County | — | — |
| A M G Construction | Ghandour Anthony | — | (619) 654 1785 | GC, remodel, ADU | Chula Vista · San Diego County | — | — |
| A M G Demolition & Environmental Service | Michael Anthony Jr Gafa | — | (619) 501 7427 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A M G Pavers | A M G Pavers | — | (760) 532 9639 | Other | Escondido · San Diego County | — | — |
| A M K Painting | A M K Painting | — | (619) 764 3414 | Windows, patio, painters | San Diego · San Diego County | — | — |
| A M Lund INC | Lund Arlene | — | (619) 922 5432 | Other | La Mesa · San Diego County | — | — |
| A M Ortega | A M Ortega | — | (619) 390 1988 | Other | Lakeside · San Diego County | — | — |
| A M Ortega Construction INC | Archie Maurice Ortega | — | (619) 390 1988 | Electricians | Lakeside · San Diego County | — | — |
| A M P United LLC | Peter Christopher Lignos | info@ampunited.com | (603) 318 0022 | Windows, patio, painters | San Diego · San Diego County | — | — |
| A M Remodeling | A M Remodeling | — | (760) 822 9934 | GC, remodel, ADU | Vista · San Diego County | — | — |
| A M S Fireplace INC | Ayman Marouf Suleiman | — | (888) 210 4665 | Other | Carlsbad · San Diego County | — | — |
| A M V Connect | Gonzalez Andy | — | (858) 221 0029 | Other | San Diego · San Diego County | — | — |
| A Magnusson Development | A Magnusson Development | — | (760) 535 8213 | GC, remodel, ADU | Escondido · San Diego County | — | — |
| A N B Excavation Engineering INC | Michael Allen Brewer | — | (760) 510 1501 | Other | San Marcos · San Diego County | — | — |
| A N S Construction INC | Ansari Ali | — | (858) 212 7800 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A N S Signs | A N S Signs | — | (619) 623 1652 | Other | Spring Valley · San Diego County | — | — |
| A N V Masonry | A N V Masonry | — | (760) 458 3678 | Other | San Marcos · San Diego County | — | — |
| A New Life Painting & Decorating | Keith Andrew Wildman | — | (619) 368 0755 | Windows, patio, painters | El Cajon · San Diego County | — | — |
| A O C Construction INC | Czerniewski Wojciech | — | (619) 226 0772 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| A O Plumbing | Adam Wright Osterbuhr | — | (619) 507 5268 | Other | La Mesa · San Diego County | — | — |
| A O Reed & Co LLC | Steven Brent Andrade | info@aoreed.com | (858) 565 4131 | HVAC | San Diego · San Diego County | — | — |
| A Ochoa's Painting INC | Alex Ochoa | — | (619) 210 3004 | Windows, patio, painters | Chula Vista · San Diego County | — | — |
| A P E Construction | Luis Gilberto Gonzalez | — | (619) 726 8800 | GC, remodel, ADU | San Diego · San Diego County | — | — |