| Alliance Fabrication & HVAC INC | Paul Fernando Gil | — | (661) 432 8465 | HVAC | Bakersfield · Kern County | — | — |
| Allied Flooring INC | Tommy James Garcia | rfigiel@alliedflooring.com | (661) 747 0630 | Other | Bakersfield · Kern County | — | — |
| Allied General Contractors INC | Laurie Anne Kinney | — | (661) 487 2000 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Allied Trenching | Linda Cathlin Cogburn | — | (760) 977 6378 | Other | Ridgecrest · Kern County | — | — |
| Allmon Construction & Plumbing | Bill Dolfis Allmon | — | (661) 205 7953 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Alloy Construction | Shirley Kay Folkner | — | (661) 203 2592 | Other | Taft · Kern County | — | — |
| Allsafe Electric Construction Company | James Ernest White | — | (661) 248 6185 | Electricians | Lebec · Kern County | — | — |
| Ally Enterprises | Wesley Ray Jr Furrh | info@ndiscovered.com | (661) 412 9933 | Other | Bakersfield · Kern County | — | — |
| Alma Zavala & Gabino Quezada Carpeting | Alma Patricia Zavala | — | (661) 817 0466 | Other | Bakersfield · Kern County | — | — |
| Aloha Pools | Aloha Pools | — | (661) 397 9689 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Alpha & Omega Gardening INC | Gerald Lynn Koop | — | (661) 363 6639 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Alpha Doors & Finish Co | Mathew Thomas Younger | — | (661) 201 6661 | Other | Bakersfield · Kern County | — | — |
| Alpha Glass LLC | Duncan Gordon Jamis Doggrell | — | (661) 487 8651 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Alpha Insulation | Raydon Paul Mccoy | — | (661) 758 2511 | Other | Bakersfield · Kern County | — | — |
| Alpha Landscapes | Alpha Landscapes | — | (661) 916 2600 | Windows, patio, painters | Rosamond · Kern County | — | — |
| Alpha Omega Electric | Kalem Richard Shishido | — | (805) 315 4778 | Electricians | Bakersfield · Kern County | — | — |
| Alpha Plumbing | Alpha Plumbing | — | (661) 717 8002 | Other | Bakersfield · Kern County | — | — |
| Alpha Power Systems INC | Lane Douglas Ingram | — | (661) 765 4900 | Electricians | Taft · Kern County | — | — |
| Alpha Security Technology | Alpha Security Technology | — | (661) 230 6400 | Electricians | Bakersfield · Kern County | — | — |
| Alpha Technologies & Alarm Systems INC | John Wayne Jr Heath | — | (661) 834 8324 | Electricians | Bakersfield · Kern County | — | — |
| Alpha Welding | Alpha Welding | — | (661) 805 7378 | Other | Bakersfield · Kern County | — | — |
| Alpine Exteriors | Alpine Exteriors | — | (661) 972 7457 | Windows, patio, painters | Tehachapi · Kern County | — | — |
| Alspaw Tree Services | Jose Luis Jr De La Cruz | — | (661) 393 5131 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Alta Fencing Company | Jose Jr Ambriz | — | (661) 340 0976 | Other | Bakersfield · Kern County | — | — |
| Altamirano Construction | Edgar Antonio Altamirano | altamirano.construction923@gmail.com | (661) 331 0370 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Alvarez & Womble Construction INC | Ronnie Dale Womble | — | (661) 201 7229 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Alvin Gregorio - Design And Construction | Alvin Espinola Gregorio | — | (661) 800 8228 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Always Blue Pools INC | Michael Allen Graves | — | (661) 978 7425 | Pool | Bakersfield · Kern County | — | — |
| Always Spring Landscape Development | Always Spring Landscape Development | — | (661) 725 8095 | Windows, patio, painters | Delano · Kern County | — | — |
| Amayes Garage Door | Amayes Garage Door | — | (661) 401 5395 | Other | Bakersfield · Kern County | — | — |
| Amen Plumbing & Drain Service | Scott Allen George | — | (661) 348 9336 | Other | Bakersfield · Kern County | — | — |
| America At Work | America At Work | — | (661) 809 4175 | Electricians | Bakersfield · Kern County | — | — |
| America Master Weld | America Master Weld | — | (323) 217 3812 | Other | Bakersfield · Kern County | — | — |
| America's Best Plumbing | America's Best Plumbing | — | (661) 397 1427 | Other | Bakersfield · Kern County | — | — |
| Americal Awning | Joe Peters | info@americalawning.com | (661) 328 1292 | Other | Bakersfield · Kern County | — | — |
| American Automation Services INC | Sean Clayton Flook | — | (661) 421 9412 | Electricians | Bakersfield · Kern County | — | — |
| American Business Machines | Judith Gail Jones | — | (661) 324 4741 | Other | Bakersfield · Kern County | — | — |
| American Construction & Excavation | Justin Karl Meenach | — | (661) 800 8241 | Other | Bakersfield · Kern County | — | — |
| American Construction Design LP | Adrian Lopez | — | (661) 384 2930 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| American Craftsman | American Craftsman | — | (661) 405 4799 | GC, remodel, ADU | Tehachapi · Kern County | — | — |