| Beachyard DBA Beachyard Fence | Brady Cristinziano Beach | — | (949) 777 6757 | Other | Irvine · Orange County | — | — |
| Beador Construction Company INC | David Allen Beador | — | (951) 674 7352 | Other | Costa Mesa · Orange County | — | — |
| Bear Construction | Peralta Vazquez Alfredo | — | (714) 597 5192 | GC, remodel, ADU | Orange · Orange County | — | — |
| Bear Creek Plumbing LLC | Juan Alejandro Castellanos | — | (657) 966 7021 | Other | Tustin · Orange County | — | — |
| Bear Flag Construction Services | Gregg Ranse Oppenhuizen | — | (760) 519 0949 | GC, remodel, ADU | Huntington Beach · Orange County | — | — |
| Bear Low Voltage Solutions | Dror Katz | — | (949) 944 2327 | Other | Dana Point · Orange County | — | — |
| Bear State Development | Bear State Development | — | (714) 321 8200 | GC, remodel, ADU | Orange · Orange County | — | — |
| Bear Welding INC | Wayne Dee Mogg | — | (562) 432 0916 | Other | Rossmoor · Orange County | — | — |
| Bear Wire | Bear Wire | — | (714) 412 3718 | Other | Cypress · Orange County | — | — |
| Beard Restoration & Painting INC | Ernest Darryl Beard | — | (949) 218 9379 | Windows, patio, painters | San Clemente · Orange County | — | — |
| Bearooz Hussein Yacoobi | Bearooz Hussein Yacoobi | — | (313) 910 8717 | GC, remodel, ADU | Newport Beach · Orange County | — | — |
| Beautiful Canaan Construction LLC | Huang Jiayi | — | (949) 231 9737 | GC, remodel, ADU | Lake Forest · Orange County | — | — |
| Beauty Scapes Landscape Services | Jose Jr Gonzalez | — | (714) 981 8289 | Windows, patio, painters | Garden Grove · Orange County | — | — |
| Beazer Homes Holdings LLC | Steven Michael Penrod | — | (714) 672 7000 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Beb General Contracting | Amgad Anwar Fakhry Bebawy | — | (714) 742 0490 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Becerra Painting | Becerra Painting | — | (714) 899 4895 | Windows, patio, painters | Westminster · Orange County | — | — |
| Becerra Remodeling Services | Francisco Jabier Becerra Sanchez | — | (714) 830 8663 | GC, remodel, ADU | Santa Ana · Orange County | — | — |
| Beck's Backhoe | Beck's Backhoe | — | (714) 296 7560 | Other | Orange · Orange County | — | — |
| Beck's Plumbing | Beck's Plumbing | — | (949) 584 4161 | Other | Laguna Niguel · Orange County | — | — |
| Beckman Electric INC | David Martin Beckman | — | (949) 369 8702 | Electricians | San Clemente · Orange County | — | — |
| Bedrock Electric | Harley J Stapleton | harley.stapleton@bedrock-electric.com | (714) 396 8518 | Electricians | Orange · Orange County | — | — |
| Bedrock Sheds | Bedrock Sheds | info@bedrocksheds.com | (714) 747 7410 | GC, remodel, ADU | Costa Mesa · Orange County | — | — |
| Bee Construction INC | Justin J Duong | — | (714) 933 0997 | GC, remodel, ADU | Costa Mesa · Orange County | — | — |
| Beehive Builders | Triet Duy Nguyen | — | (714) 675 9789 | Electricians | Newport Beach · Orange County | — | — |
| Beers Flooring INC | Charles Dean Beers | — | (714) 473 1656 | Other | Aliso Viejo · Orange County | — | — |
| Beglitsoff Brothers Concrete LLC | Victor Michael Beglitsoff | — | (415) 298 4612 | Other | Costa Mesa · Orange County | — | — |
| Behind Glass INC | Soosang Bae | — | (657) 210 4723 | Windows, patio, painters | Santa Ana · Orange County | — | — |
| Behrco INC | James Daryl Behrendt | — | (714) 681 5098 | GC, remodel, ADU | Placentia · Orange County | — | — |
| Bek Electric | Akkad Fadi | — | (714) 909 4818 | Electricians | Anaheim · Orange County | — | — |
| Beks Electric INC | Ryan Sterling Martin | — | (949) 305 0279 | Electricians | Laguna Niguel · Orange County | — | — |
| Bel - Rich Painting | Bel - Rich Painting | — | (714) 220 9702 | Windows, patio, painters | Stanton · Orange County | — | — |
| Bel Air Construction Group | Shakeri Saeid | — | (310) 453-5555 | GC, remodel, ADU | Mission Viejo · Orange County | — | — |
| Bel Construction Services | Wassim Antoine Zoghbi | — | (562) 833 6152 | GC, remodel, ADU | Anaheim · Orange County | — | — |
| Bel Esprit Builders INC | David Keith Jackson | — | (949) 709 3500 | Other roofers | Irvine · Orange County | — | — |
| Belecom Construction And Building Services | Carlos Betinez Leon | — | (714) 206 0876 | GC, remodel, ADU | Anaheim · Orange County | — | — |
| Belfast Building And Carpentry | Belfast Building And Carpentry | — | (413) 297 7047 | GC, remodel, ADU | San Clemente · Orange County | — | — |
| Belfour Gutters LLC | Klimovich Aliaksandr | — | (562) 269 9034 | Other | Irvine · Orange County | — | — |
| Belgrave Electric | Ezron Irving Belgrave | — | (714) 585 4633 | Electricians | Midway City · Orange County | — | — |
| Belircom INC | Mostafa Sadreddini | — | (949) 220 4100 | GC, remodel, ADU | Mission Viejo · Orange County | — | — |
| Bella & Mack Corp | Roger Georges Armani | — | (949) 226 9991 | Other | Mission Viejo · Orange County | — | — |