| All Royal Construction | Otniel Robert Uta | allroyal.construction@yahoo.com | (916) 316 0466 | GC, remodel, ADU | Orangevale · Sacramento County | — | — |
| All Season Construction Solution | Jimmy Lu | — | (669) 600 7557 | Electricians | Sacramento · Sacramento County | — | — |
| All Seasons Heating & Air Conditioning | Michael Gordon Macek | — | (916) 331 8988 | HVAC | North Highlands · Sacramento County | — | — |
| All Seasons North Roofing And Waterproofing Inc. | Vladislav Natanovich Gorshteyn | — | (916) 900 2563 | Other roofers | Sacramento · Sacramento County | — | — |
| All Seasons Tree Service | Jesus Jr Bermudez | — | (916) 532 0038 | Tree | Sacramento · Sacramento County | — | — |
| All Sides Exteriors | Ruslan Aleksandrovi Yakovchuk | — | (916) 910 5978 | GC, remodel, ADU | Carmichael · Sacramento County | — | — |
| All Sides Home Improvement | Gabriel Bullock Guzman | — | (916) 999 0182 | GC, remodel, ADU | North Highlands · Sacramento County | — | — |
| All Signs And Service | Joseph Charles Bergh | — | (916) 348 4370 | Other | Sacramento · Sacramento County | — | — |
| All Star Development Group INC | Yevgeniy Jr Yelenskiy | — | (916) 907 3937 | GC, remodel, ADU | Orangevale · Sacramento County | — | — |
| All Star Finish LLC | Nikon Panagiotis Rongakos | — | (916) 332 6949 | Windows, patio, painters | Carmichael · Sacramento County | — | — |
| All Star Painting | All Star Painting | — | (916) 390 0750 | Windows, patio, painters | North Highlands · Sacramento County | — | — |
| All Star Security Services | All Star Security Services | info@allstarsecurityservices.net | (916) 205-1653 | Alarm and generators | Sacramento · Sacramento County | — | — |
| All State Systems Integration INC | Larry Lee Walker | — | (916) 715 0447 | Electricians | Wilton · Sacramento County | — | — |
| All Terrain Plumbing | All Terrain Plumbing | — | (562) 292 8094 | Other | Elk Grove · Sacramento County | — | — |
| All Terrain Tree Service INC | Mendoza Jonathan Vazquez | — | (916) 841 3095 | Tree | North Highlands · Sacramento County | — | — |
| All Type Remodeling INC | Sergey Viktorovich Gayvoronskiy | — | (916) 517 0153 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| All Valley Electrical Services | John Alan Armanini | — | (707) 688 8824 | Electricians | Sacramento · Sacramento County | — | — |
| All Weather Roofing | Richard James Williams | — | (916) 826 3181 | Other roofers | Sacramento · Sacramento County | — | — |
| All Wired Electric | Patrick Lawrence Fields | — | (530) 774 8088 | Electricians | Sacramento · Sacramento County | — | — |
| All Yannacone Construction | John Paul Yannacone | — | (916) 289 8159 | GC, remodel, ADU | Citrus Heights · Sacramento County | — | — |
| All Year INC | Gregory Lynn Schillianskey | — | (916) 922 7796 | HVAC | Sacramento · Sacramento County | — | — |
| All-cal Demolition INC | Robert Samuel Trujillo | hello@rfuenzalida.com | (916) 363 4225 | Other | Sacramento · Sacramento County | — | — |
| All-star Plumbing & Backflow | All-star Plumbing & Backflow | — | (505) 330 8775 | Other | Citrus Heights · Sacramento County | — | — |
| All-ways Plumbing Co | Glen Scott Mateo | — | (916) 743 9491 | Other | Citrus Heights · Sacramento County | — | — |
| Allan Gann | Allan Gann | — | (916) 893 0419 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Allan Wayne Boon | Allan Wayne Boon | — | (916) 716 2229 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Allan's Heating & Cooling & Appliance Repair | Barry Allan Prescott | — | (916) 425 7754 | HVAC | Sacramento · Sacramento County | — | — |
| Allen & Shoup Construction INC | Jeffrey Scott Allen | — | (916) 871 2357 | GC, remodel, ADU | Antelope · Sacramento County | — | — |
| Allen Lopez Construction | Allen Donald Lopez | — | (916) 549 3497 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Allen Murdaugh Contractor | Allen Murdaugh Contractor | — | (916) 988 6248 | GC, remodel, ADU | Fair Oaks · Sacramento County | — | — |
| Allen Pools | Allen Pools | — | (916) 591 0060 | Pool | Carmichael · Sacramento County | — | — |
| Allen Romero | Allen Romero | — | (916) 869 3917 | Windows, patio, painters | Rancho Cordova · Sacramento County | — | — |
| Allgenes Construction | Vinyo Phillip Ketsavong | — | (916) 292 9395 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Alli Construction INC | Asnaashari Ali | ali@alliconstruction.com | (916) 712 9100 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Alliance Construction Plus | James William Morris | — | (916) 261 3128 | GC, remodel, ADU | Orangevale · Sacramento County | — | — |
| Alliance Mechanical Services | Donald Roy Bates | atima@amshvac.us | (916) 747 6772 | HVAC | Sacramento · Sacramento County | — | — |
| Alliance Plumbing | Steven Dale West | — | (916) 810 1400 | GC, remodel, ADU | Elk Grove · Sacramento County | — | — |
| Alliance Tree Care | Alliance Tree Care | info@alliancetreecare.com | (530) 979 0570 | Other | Sacramento · Sacramento County | — | — |
| Alliant Builders INC | Shtevnin Ruslan | — | (916) 708 2460 | GC, remodel, ADU | Antelope · Sacramento County | — | — |
| Allied Signs | Allied Signs | — | (916) 230 2128 | Other | Sacramento · Sacramento County | — | — |