| Action Ironworks | Action Ironworks | — | (916) 508 7075 | Other | Wilton · Sacramento County | — | — |
| Action Roofing LLC | Nicolas Manuel Carrillo | — | (626) 842 7008 | Other roofers | Sacramento · Sacramento County | — | — |
| Active Project Development INC | Anatoliy Petrovich Davidov | contact@apdwindows.com | (916) 698 3329 | GC, remodel, ADU | Antelope · Sacramento County | — | — |
| Acts Fire Protection LLC | Austreberto Murillo | — | (916) 513 5011 | Other | Galt · Sacramento County | — | — |
| Acts HVAC | Acts HVAC | — | (916) 498 4765 | HVAC | Sacramento · Sacramento County | — | — |
| Acura Plumbing INC | Andre Louis Gaskin | — | (510) 717 6907 | Other | Elk Grove · Sacramento County | — | — |
| Acutech Appliance Heating & Air | Acutech Appliance Heating & Air | — | (916) 628 2619 | HVAC | Sacramento · Sacramento County | — | — |
| Ad Action Construction INC | Alex Ding | — | (916) 716 2938 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Ad Hardscapes Design | Ad Hardscapes Design | — | (916) 470 0817 | Windows, patio, painters | Herald · Sacramento County | — | — |
| Ad Landscape INC | Antonio Munoz Jr Dominguez | — | (916) 265 2745 | Windows, patio, painters | Sacramento · Sacramento County | — | — |
| Adair General Construction | Ryan Riley Adair | — | (916) 550 1694 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Adam's Affordable Quality Painting | Adam's Affordable Quality Painting | — | (916) 247 2419 | Windows, patio, painters | Orangevale · Sacramento County | — | — |
| Adam's Cabinets LLC | Adam Joel Michael Sanchez | — | (916) 997 1395 | Other | Elk Grove · Sacramento County | — | — |
| Adam's Handyman Maintenance And Construction | Adam Jakob Gessler | — | (510) 209 4575 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Adams Building And Construction INC | Gregory Donald Adams | — | (916) 208 0031 | GC, remodel, ADU | Fair Oaks · Sacramento County | — | — |
| Adams Construction Company INC | Georgia Joann Adams | — | (916) 226 0449 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Adams Construction/custom Designs | John Edward Adams | — | (916) 807 5071 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Adams Pool & Landscape Specialties | Adams Pool & Landscape Specialties | — | (916) 378-1032 | Pool | Sacramento · Sacramento County | — | — |
| Adc Installation | Adc Installation | — | (916) 835 4207 | Other | Citrus Heights · Sacramento County | — | — |
| Adco Drywall And Metal Framing INC | Santiago Gabriel Monestier | — | (916) 631 7010 | GC, remodel, ADU | Gold River · Sacramento County | — | — |
| Add A Jack Company | Miller Christopher | — | (916) 747 1520 | Other | Rancho Cordova · Sacramento County | — | — |
| Add New Construction | Peter Allen Bowden | — | (916) 628 0924 | GC, remodel, ADU | Carmichael · Sacramento County | — | — |
| Adelbai Electric | John Scott Adelba Bruce | — | (408) 674 2204 | Electricians | North Highlands · Sacramento County | — | — |
| Adl Construction & Remodeling INC | Andrey Vasilyevich Teletyon | — | (916) 225 4326 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Adm Garage Doors INC | Andre Douglas Marshall | info@admgaragedoors.com | (916) 595 5355 | Other | Folsom · Sacramento County | — | — |
| Adm Welding Services LLC | Adam Jozefh Tobias | — | (916) 203 2326 | Other | Sacramento · Sacramento County | — | — |
| Admf | Santiago Gabriel Monestier | — | (916) 306 0297 | Other | Gold River · Sacramento County | — | — |
| Adolf Yanez Tile Co | Adolf Allen Yanez | — | (916) 521 5365 | Other | Antelope · Sacramento County | — | — |
| Adon Communications | Albert Donald Colquitt | — | (916) 821 9054 | Other | Sacramento · Sacramento County | — | — |
| Adt Security Services 1934 And | Adt Security Services 1934 And | — | (916) 993-3522 | Alarm and generators | Sacramento · Sacramento County | — | — |
| Adu Builders California | Smolevskiy Roman | — | (916) 277 8760 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Adu Contractors Sacramento | Adu Contractors Sacramento | — | (916) 878-0388 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Advance Air & Electric | Harison Hedayat | — | (916) 257 8409 | HVAC | Folsom · Sacramento County | — | — |
| Advance Designs | Advance Designs | — | (916) 858 8332 | Other | Sacramento · Sacramento County | — | — |
| Advance Energy Constructions INC | Andrey Avdeyuk | — | (916) 436 6583 | GC, remodel, ADU | Antelope · Sacramento County | — | — |
| Advance Garage Door Service | Jephry Rafael Borjas Munoz | — | (916) 300 9142 | Other | Sacramento · Sacramento County | — | — |
| Advance Solutions | Advance Solutions | — | (916) 296 8749 | Other | Sacramento · Sacramento County | — | — |
| Advance Sound & Electronics | David Leo Culligan | — | (916) 334 9800 | Electricians | Sacramento · Sacramento County | — | — |
| Advance Striping | Advance Striping | — | (925) 766 7941 | Other | Herald · Sacramento County | — | — |
| Advanced 03 Technologies | Advanced 03 Technologies | — | (916) 348 0288 | Other | Sacramento · Sacramento County | — | — |