| Bennco INC | Jeffrey Edward Bennett | — | (714) 521 2696 | Other | Anaheim · Orange County | — | — |
| Bennett & Sons | Bennett & Sons | — | (626) 281 0364 | Other | Los Alamitos · Orange County | — | — |
| Bennett Landscapes | Bennett Landscapes | — | (562) 697 6437 | Windows, patio, painters | La Habra · Orange County | — | — |
| Bennett's Plumbing | Bennett's Plumbing | — | (714) 963 6975 | Other | Santa Ana · Orange County | — | — |
| Bennett's Plumbing INC | John Franklin Bennett | — | (949) 631 8393 | Other | Santa Ana · Orange County | — | — |
| Benny And The Joules Electric | Lopez Benjamin | — | (949) 887 0226 | Electricians | Huntington Beach · Orange County | — | — |
| Benny And The Joules Electric LLC | Benjamin Lopez | — | (949) 887 0226 | Electricians | Huntington Beach · Orange County | — | — |
| Benny Carpenter | Benny Carpenter | — | (949) 322 7546 | Other | Aliso Viejo · Orange County | — | — |
| Benpro | Benites Alfred | — | (714) 931 0582 | Windows, patio, painters | Orange · Orange County | — | — |
| Benrich HVAC Services INC | Tanner Christian Bendheim | — | (714) 241 0284 | HVAC | Costa Mesa · Orange County | — | — |
| Benrich Service Company INC | Redge Demonte Bendheim | — | (714) 241 0284 | HVAC | Costa Mesa · Orange County | — | — |
| Bens Electrical Services | Manea Beniamin | — | (714) 767 6445 | Electricians | Mission Viejo · Orange County | — | — |
| Benson Plumbing | Bernardo Zepeda | — | (949) 677 6990 | Other | Laguna Beach · Orange County | — | — |
| Benson's Striping | Benson's Striping | — | (714) 552 9959 | Other | Fountain Valley · Orange County | — | — |
| Bentake Construction INC | Behnam Shaheili | — | (949) 923 1118 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Bentley's Builders | Neil Gregory Fierro | — | (562) 577 9797 | GC, remodel, ADU | Capo Beach · Orange County | — | — |
| Benton Pest Control | Benton Pest Control | — | (909) 699-9894 | Pest, tile roofs | San Bernardino · Orange County | — | — |
| Benz Dynamic Glass INC | Octavio Benitez-Duran | — | (562) 713 4062 | Windows, patio, painters | La Habra · Orange County | — | — |
| Benz Ventures INC | Bezuidenhout Dewald | — | (949) 649 9447 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Beomyong Kim | Beomyong Kim | — | (213) 235 8870 | GC, remodel, ADU | Brea · Orange County | — | — |
| Berg Mechanical Partners | Kenneth Scott Berg | — | (949) 337 2740 | HVAC | Trabuco Canyon · Orange County | — | — |
| Berge Pools | Berge Pools | — | (949) 510 0033 | Pool | Costa Mesa · Orange County | — | — |
| Bergin Electric | James Patrick Bergin | — | (714) 229 9688 | Electricians | Cypress · Orange County | — | — |
| Bergman Build,llc | Mark Curtis Bergman | — | (714) 924 7000 | GC, remodel, ADU | Brea · Orange County | — | — |
| Bergum Construction Company | Christian Olson Bergum | — | (714) 579 6960 | GC, remodel, ADU | Fullerton · Orange County | — | — |
| Berk Custom Homes INC | David Togay Davutoglu | — | (949) 873 2106 | GC, remodel, ADU | Newport Beach · Orange County | — | — |
| Berk's Electrical & Lighting | Jeffrey Ian Berkowitz | — | (714) 744 4300 | Electricians | Orange · Orange County | — | — |
| Berkeley Heating And Air | Berkeley Heating And Air | — | (657) 623 0857 | HVAC | Westminster · Orange County | — | — |
| Berman Custom Builders | Dane Christopher Berman | — | (714) 292 0159 | GC, remodel, ADU | Newport Beach · Orange County | — | — |
| Bernal Construction | Bernal-molina Bertin | info@bernalconstruction.com | (714) 400 7648 | Electricians | Orange · Orange County | — | — |
| Bernardo Concrete INC | Gabriel Godoy Perez | — | (714) 220 2800 | Other | Anaheim · Orange County | — | — |
| Bernatzke Construction Co | Craig Fredrick Bernatzke | — | (714) 713 4537 | Other | Placentia · Orange County | — | — |
| Berry Custom Homes And Remodels | Berry Custom Homes And Remodels | — | (714) 501 4570 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Bertech | Royero Alexander | — | (323) 983 3063 | HVAC | Santa Ana · Orange County | — | — |
| Bertons Air Conditioning And Heating | Bertons Air Conditioning And Heating | — | (714) 715 4437 | HVAC | Orange · Orange County | — | — |
| Bertram Painting INC | John Parker Bertram | — | (714) 712 4200 | Windows, patio, painters | Orange · Orange County | — | — |
| Berumen Farms INC | Javier Jr Berumen | — | (714) 899 3010 | Windows, patio, painters | Villa Park · Orange County | — | — |
| Bespoke Builders INC | Thaibinh Quang Nguyen | — | (714) 914 8265 | GC, remodel, ADU | Santa Ana · Orange County | — | — |
| Bespoke Exterior Living INC DBA Bespoke Exterior Landscaping | Daniel Craig Smith | — | (714) 487 7337 | Windows, patio, painters | Huntington Beach · Orange County | — | — |
| Besser Garage Doors | Byron Burland | — | (949) 216 4217 | Other | Santa Ana · Orange County | — | — |