| Brende And Lamb Tree And Shrub Care A General Partnership | Joe Mc Leod Lamb | — | (510) 486 8733 | Other | Berkeley · Alameda County | — | — |
| Brennali Cabinets | Brennali Cabinets | — | (510) 364 1127 | Other | Newark · Alameda County | — | — |
| Brents Custom Cabinets INC | Brent Todd Schieder | info@brentscustomcabinets.com | (510) 438 9663 | Other | Fremont · Alameda County | — | — |
| Breska Associates INC | James Robert Breska | — | (510) 919 6060 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Brett's Painting | Brett's Painting | — | (925) 216 9823 | Windows, patio, painters | Dublin · Alameda County | — | — |
| Brewer Builds | Brewer Builds | jb@brewerbuilds.com | (510) 377 8970 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Bri-carr Plumbing | Bri-carr Plumbing | — | (510) 760 4731 | Other | Castro Valley · Alameda County | — | — |
| Brian Beck Construction | Brian Ernest Beck | — | (510) 760 4652 | GC, remodel, ADU | Castro Valley · Alameda County | — | — |
| Brian Forseth Masonry Contractor | Brian Forseth Masonry Contractor | — | (510) 507 6763 | Other | Livermore · Alameda County | — | — |
| Brian Keller | Brian Keller | — | (925) 846 1193 | Other | Pleasanton · Alameda County | — | — |
| Brian Mcmahon's Flooring | Brian Mcmahon's Flooring | — | (209) 675 2024 | Other | Hayward · Alameda County | — | — |
| Brian Renwick General Contractor | Brian Renwick General Contractor | — | (808) 772 0648 | GC, remodel, ADU | Berkeley · Alameda County | — | — |
| Brian T Johnson | Brian T Johnson | — | (510) 384 8545 | Electricians | Livermore · Alameda County | — | — |
| Brian T Takehara | Brian T Takehara | — | (510) 226 9191 | Windows, patio, painters | Pleasanton · Alameda County | — | — |
| Brian's Backhoe Service | Brian Parker Smith | — | (925) 872 9642 | Other | Livermore · Alameda County | — | — |
| Brian-martin Samway | Brian-martin Samway | — | (510) 717 9924 | GC, remodel, ADU | Alameda · Alameda County | — | — |
| Briarwood Communications | Briarwood Communications | — | (510) 894 1810 | Other | Fremont · Alameda County | — | — |
| Bridges Construction Services INC | Robert Sheldon Bridges | — | (510) 760 4725 | GC, remodel, ADU | San Lorenzo · Alameda County | — | — |
| Bridgetown Construction | Raymond Lewis Daniels | — | (510) 417 1229 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Bright Landscaping | Brandon Qt Tran | — | (707) 641 6652 | Windows, patio, painters | Hayward · Alameda County | — | — |
| Brightwood Builders INC | Timothy James Carter | tcarter@brightwoodbuilders.com | (510) 409 5922 | GC, remodel, ADU | Berkeley · Alameda County | — | — |
| Briones & Son's Construction Co | Juan Jesus Mendoza | — | (510) 692 1057 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Brite Painting & Decorating INC | Gavin John Rhodes | — | (510) 703 1460 | Windows, patio, painters | Oakland · Alameda County | — | — |
| Britt Evans | Britt Evans | — | (510) 861 9929 | GC, remodel, ADU | Hayward · Alameda County | — | — |
| Bro Builders Renovations | David Leonard Horton | — | (510) 610 8140 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Broad Spectrum Environmental INC A Professional Corporation | Timothy Robert Naughton | — | (714) 697 8994 | Other | Berkeley · Alameda County | — | — |
| Broadedge Builders LLC | Steven Mark Westeren | — | (925) 580 8093 | GC, remodel, ADU | Castro Valley · Alameda County | — | — |
| Broadway Design Build | Laryssa Maria Stecyk | — | (510) 868 0066 | GC, remodel, ADU | Oakland · Alameda County | — | — |
| Broadway Mechanical - Contractors INC | Kenneth Robert Nurisso | — | (510) 746 4000 | HVAC | Oakland · Alameda County | — | — |
| Broadway Mechanical-big Pipe Joint Venture | Mechanical - Contractors INC Broadway | — | (510) 746 4000 | HVAC | Oakland · Alameda County | — | — |
| Bromley Construction | Matthew Edwin Bromley | — | (510) 657 8089 | GC, remodel, ADU | Livermore · Alameda County | — | — |
| Brookmat Corp | Qian Liang | — | (510) 797 7980 | GC, remodel, ADU | Fremont · Alameda County | — | — |
| Brostrom Construction | Steve Anthony Brostrom | — | (510) 816 7573 | GC, remodel, ADU | Castro Valley · Alameda County | — | — |
| Brother Painting & Decorating INC | Marcos Antonio Hernandez | — | (510) 409 4168 | Windows, patio, painters | Oakland · Alameda County | — | — |
| Brothers Inspections Services | Michael William Ii George | — | (925) 579 2927 | GC, remodel, ADU | Livermore · Alameda County | — | — |
| Brothers Welding INC | Gregory Bowen Torres | — | (510) 410 3865 | Other | Oakland · Alameda County | — | — |
| Brown & Fesler INC | Ronald Alan Fesler | — | (925) 960 9150 | Electricians | Livermore · Alameda County | — | — |
| Brown 3 Plumbing Company Incorporated | William Russell Iii Brown | — | (510) 562 5847 | Other | Oakland · Alameda County | — | — |
| Brown Dog Landscaping | Brown Dog Landscaping | — | (925) 216 3043 | Windows, patio, painters | Dublin · Alameda County | — | — |
| Brown Hammer Construction INC | Diaz Brandon Aguilar | — | (415) 696 1209 | GC, remodel, ADU | Hayward · Alameda County | — | — |