| 101 Pro Painting | 101 Pro Painting | — | (951) 391 2414 | Windows, patio, painters | Frazier Park · Kern County | — | — |
| 1271 Construction INC | Kurt Wesley Pohlenz | — | (661) 330 5878 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| 1st Choice Painting | 1st Choice Painting | — | (661) 972 3782 | Windows, patio, painters | Tehachapi · Kern County | — | — |
| 202 Builders LLC | Raymond Salvador Gutierrez | — | (661) 406 3936 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| 2nd Generation Builders INC | Rubi Alejandra Chavez | — | (661) 596 0965 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| 360 Electric Services INC | Fernandez Eduardo Coria | — | (661) 955 3822 | Electricians | Bakersfield · Kern County | — | — |
| 3A Construction & Maintenance INC | Alan Lee Hance | — | (661) 979 2765 | Electricians | Bakersfield · Kern County | — | — |
| 3D Construction And Landscaping | Daniel Jr Aguirre | — | (661) 578 8381 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| 3G Rebar INC | John Michael Dean | — | (661) 588 0294 | Other | Bakersfield · Kern County | — | — |
| 4 Less Plumbing | 4 Less Plumbing | — | (661) 742 0300 | Other | Bakersfield · Kern County | — | — |
| 4 Point Contractors INC | Kelli Catherine Boles | — | (661) 978 7016 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| 4th Gen Painting | 4th Gen Painting | — | (661) 809 4012 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| 5 C Holdings INC | Cami Nichole Hogg | — | (661) 438 8392 | Other | Bakersfield · Kern County | — | — |
| 5 C's Landscaping INC | Elias Monge Torres | — | (661) 345 9562 | Windows, patio, painters | Tehachapi · Kern County | — | — |
| 5 Rivers Contractors | Gursher Singh Bajwa | — | (516) 757 1831 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| 8A Construction | Julio Alejandro Guerra Ochoa | — | (661) 808 7383 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| 911 Demo INC | Luis Miguel Lopez Gonzalez | — | (661) 302 5537 | Other | Bakersfield · Kern County | — | — |
| 911 Restoration Of Bakersfield | 911 Restoration Of Bakersfield | — | (661) 220-7584 | Restoration | Bakersfield · Kern County | — | — |
| A & A Garage Door | Monica Aldaco | — | (661) 380 6299 | Other | Bakersfield · Kern County | — | — |
| A & J Landscaping | A & J Landscaping | — | (661) 319 5247 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| A & R Construction | Avila-patino Jairo | — | (760) 301 7026 | GC, remodel, ADU | Ridgecrest · Kern County | — | — |
| A & R Home Repairs LLC | Luis Angel Tapia Mejia | — | (661) 529 8064 | GC, remodel, ADU | Taft · Kern County | — | — |
| A & R Roofing LLC | Crystal May Avila | — | (760) 301 7027 | Other roofers | Ridgecrest · Kern County | — | — |
| A & W Air Conditioning & Heating | Alex Maynard Williams | — | (661) 304 1799 | HVAC | Bakersfield · Kern County | — | — |
| A - 1 Drilling & Pump INC | Michael Lawrence Clift | — | (559) 690 4747 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A - R - O - D General Construction | Federico Alberto Rodriguez | — | (661) 599 2273 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A 1 Air Conditioning & Heating | Marie Annette Memoli | — | (661) 822 1173 | HVAC | Tehachapi · Kern County | — | — |
| A 1 Precision Builders Management INC | Quincy Douglas Sr Carlisle | — | (323) 202 6232 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A 2 Z Technologies INC | Kenneth Jordan Ricks | — | (661) 322 8408 | Electricians | Bakersfield · Kern County | — | — |
| A A M Maintenance And Plumbing | Alfredo Aguirre Marron | — | (661) 978 3510 | Other | Bakersfield · Kern County | — | — |
| A B W Welding | A B W Welding | — | (760) 608 0527 | Other | Inyokern · Kern County | — | — |
| A C I | Jason Michael Abate | — | (661) 379 7373 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A C M E Maintenance & Construction Co | John Joseph Neri | impallari@gmail.com | (661) 431 1404 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A C M Mechanical Contractors | Jose Jaime Jimenez | — | (661) 472 6583 | HVAC | Bakersfield · Kern County | — | — |
| A C Quality Construction | A C Quality Construction | — | (661) 978 7652 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A Cut Above Concrete Cutting | Gregory Dennis Walker | — | (661) 800 8844 | Other | Bakersfield · Kern County | — | — |
| A D Construction INC | Donate Anselmo | amkryukov@gmail.com | (805) 964 5976 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A E Construction | Alfred Jr Espinosa | — | (661) 205 8949 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| A E Q Plumbing | A E Q Plumbing | — | (661) 305 4019 | Other | Tehachapi · Kern County | — | — |
| A G Construction | Ajit Singh Ghuman | — | (661) 396 9884 | GC, remodel, ADU | Bakersfield · Kern County | — | — |