| Blackhole Technologies INC | Brandon Keith Hearron | — | (661) 368 0606 | Other | Bakersfield · Kern County | — | — |
| Blake Arnold Construction INC | Kenneth Blake Arnold | — | (661) 205 2150 | Pool | Bakersfield · Kern County | — | — |
| Blake Foster | Blake Foster | — | (661) 448 4846 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Blake's Electrical LLC | Daniel Wayne Blake | — | (661) 677 9900 | Electricians | Bakersfield · Kern County | — | — |
| Blazer Septic Construction | Robertson Nick | — | (661) 822 8265 | Other | Tehachapi · Kern County | — | — |
| Bless Valley Concrete INC | Jose Luz Becerra Contreras | — | (661) 345 9124 | Other | Bakersfield · Kern County | — | — |
| Blinds And More INC | Dennis Adrian Knittel | — | (661) 588 1515 | Other | Bakersfield · Kern County | — | — |
| Blockswork Masonry | Zarate Alejandro Landeros | — | (559) 725 0913 | Other | Bakersfield · Kern County | — | — |
| Blooming Gardens | Blooming Gardens | — | (805) 746 1911 | Windows, patio, painters | Frazier Park · Kern County | — | — |
| Blue Chip Landscaping | Blue Chip Landscaping | info@bluechipdecks.com | (661) 496 4673 | Windows, patio, painters | Buttonwillow · Kern County | — | — |
| Blue Diamond Pools | Ricky Edward Sneed | info@bluediamondpools.com | (661) 330 3284 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Blue Water Plumbing INC | Cecilia Sarai Vazquez | ccorson@bluewaterplumbing.com | (323) 696 9101 | Other | Rosamond · Kern County | — | — |
| Blue Wave Electric | Christian Jonathan Hurtado | — | (805) 340 3208 | Electricians | Tehachapi · Kern County | — | — |
| Blue Whale Heating & Air | Blue Whale Heating & Air | — | (661) 900 8904 | HVAC | Bakersfield · Kern County | — | — |
| Blumer Construction INC | Stephen Dean Blumer | joel@blumerconstruction.com | (661) 900 7979 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bm Builder | Bm Builder | — | (661) 703 9487 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bmc Renovations LLC | Bradly Mitchell Ste Chester | — | (661) 932 3363 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bms Developers INC | Randall Dean Molina | — | (661) 586 4290 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bmv INC | Hans J Van Noord | — | (661) 203 1668 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bnb Construction | Thomas James Ewing | — | (661) 210 5207 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| Bob J Jackson General Building Contractor | Bobby Jack Jackson | — | (661) 333 3241 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bob Welch Construction | Robert Leonard Welch | — | (661) 331 5899 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| Bodee's Roofing | Bodee William Covington | — | (661) 747 6867 | Other roofers | Bakersfield · Kern County | — | — |
| Bolles Landscape | Bolles Landscape | — | (661) 201 8588 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Bolles Nursery/landscape | Bolles Nursery/landscape | — | (661) 587 8104 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Bolt Locksmith | Bolt Locksmith | — | (661) 805 0868 | Other | Bakersfield · Kern County | — | — |
| Bolton Painting | Bolton Painting | — | (661) 516 7286 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Boss Plumbing | Boss Plumbing | — | (661) 345 3416 | Other | Bakersfield · Kern County | — | — |
| Bouchard Builders | Justin Donald Bouchard | — | (904) 626 4908 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bowe Contractors INC | Darin Joseph Bowe | — | (661) 940 0899 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| Bower Custom Homes | Bower Custom Homes | — | (661) 972 5475 | GC, remodel, ADU | Tehachapi · Kern County | — | — |
| Bowman Asphalt INC | Jose Luis Hernandez | mail@bowmanasphalt.com | (661) 334 1356 | Other | Bakersfield · Kern County | — | — |
| Bowman Construction LLC | Ronald Lee Bowman | — | (661) 361 7640 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Bowman Line Striping INC | Michael Robert Bennett | — | (818) 429 6352 | Other | Ridgecrest · Kern County | — | — |
| Bowman2 Corp | Austin Lee Bowman | — | (661) 889 3878 | GC, remodel, ADU | Bakersfield · Kern County | — | — |
| Boyer Construction And Home Repair | George Frederick Boyer | — | (805) 291 7640 | GC, remodel, ADU | Lake Isabella · Kern County | — | — |
| Boykin General Contractor INC | Lewis Wayne Jr Boykin | — | (661) 599 0954 | Other | Bakersfield · Kern County | — | — |
| Brad Valdez Painting | Brad Valdez Painting | — | (661) 873 9686 | Windows, patio, painters | Bakersfield · Kern County | — | — |
| Bradford Sheet Metal | Bradford Sheet Metal | — | (661) 951 6507 | Other | Mojave · Kern County | — | — |
| Brancato Painting | Brancato Frank | — | (661) 978 9093 | Windows, patio, painters | Bakersfield · Kern County | — | — |