| Bergelectric-helix A Joint Venture | Electric INC Helix | — | (858) 535 0505 | Electricians | San Diego · San Diego County | — | — |
| Bergen & Brasier | Bergen & Brasier | — | (858) 268 1035 | Other | San Diego · San Diego County | — | — |
| Bergholz Plastering INC | Hutch Lee Bergholz | — | (760) 468 1449 | Other | Fallbrook · San Diego County | — | — |
| Bergman Electric & Communication | Mark Edward Bergman | sherryl@heggeelectrical.com | (619) 977 9131 | Electricians | Rancho Santa Fe · San Diego County | — | — |
| Bergy Wood Flooring | Bergy Wood Flooring | — | (805) 610 7768 | Other | San Diego · San Diego County | — | — |
| Berkley Construction INC | Keith William Berkley | — | (619) 255 5975 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Berkshire-anderson Construction | Elias Paul Berkshire-anderson | — | (858) 829 9003 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Berlin Vindel Painting | Berlin Vindel Painting | — | (619) 992 9502 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Bermudez Electric | Jesus Maria Bermudez | — | (619) 726 3293 | Electricians | El Cajon · San Diego County | — | — |
| Bernal Builders INC | Cuauhtli Bernal | buildzoomsupport@blockrenovation.com | (619) 540 9618 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Bernal Mechanical Services INC | Jesus Rafael Rodriguez | steved@precision-ac.com | (619) 627 9495 | HVAC | El Cajon · San Diego County | — | — |
| Bernal Painting | Bernal Painting | — | (858) 344 7402 | Windows, patio, painters | San Diego · San Diego County | — | — |
| Bernal Roofing Systems | Valle Jose Bernal | info@christianroofing.com | (619) 305 3387 | Other roofers | Imperial Beach · San Diego County | — | — |
| Bernal's Concrete INC | William Michael Campos | — | (619) 341 6629 | Other | Lemon Grove · San Diego County | — | — |
| Bernal's Drywall | Bernal's Drywall | — | (619) 778 8601 | Other | Lemon Grove · San Diego County | — | — |
| Bernard King Construction LLC DBA San Diego Decks And Patios | Bernard William Ii King | — | (619) 415 3531 | GC, remodel, ADU | Spring Valley · San Diego County | — | — |
| Bernard's Plumbing | Daniel William Bernard | eben@eyebytes.com | (940) 390-9300 | Other | San Diego · San Diego County | — | — |
| Bernardino Mendoza | Bernardino Mendoza | — | (619) 756 3649 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Bernd Construction & Contracting | Michael Douglas Bernd | — | (858) 735 9765 | GC, remodel, ADU | Ramona · San Diego County | — | — |
| Berny's Pool Service | Bernard Mack Sweeney | — | (619) 244 0496 | Pool | El Cajon · San Diego County | — | — |
| Beron Electrical INC | Kenneth Mark Beron | eddie.haro@electricare.com | (619) 249 0529 | Electricians | Descanso · San Diego County | — | — |
| Berrill Demolition INC | Michael Riling Berrill | — | (619) 971 0477 | Other | La Mesa · San Diego County | — | — |
| Bert W Salas INC | Bob Edward Salaz | — | (619) 562 7711 | Other | Lakeside · San Diego County | — | — |
| Bert's Mobile Home Sales | Amy Rachael Epsten | — | (619) 442 6668 | Other | El Cajon · San Diego County | — | — |
| Berton Builders And Design Company INC | Ruben Perez Berton | guy@infinitydesignbuild.com | (619) 247 7407 | GC, remodel, ADU | Coronado · San Diego County | — | — |
| Bertrand's Plumbing Solutions | Bertrand's Plumbing Solutions | — | (619) 385 1872 | Other | Escondido · San Diego County | — | — |
| Berumen Roofing INC | Francisco Javier Berumen | info@ndiscovered.com | (619) 601 8634 | Other roofers | National City · San Diego County | — | — |
| Besek Electric | John Bernard Jr Besek | — | (619) 691 8148 | Electricians | Chula Vista · San Diego County | — | — |
| Besemer Construction | Besemer James | jim@besemerconstruction.com | (858) 336 8606 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Bespoke Flooring INC | Martin Anselmo Armenta | — | (619) 873 5911 | Other | Chula Vista · San Diego County | — | — |
| Bespoke Remodelling INC | Christopher John Lynch | — | (858) 442 1290 | GC, remodel, ADU | Escondido · San Diego County | — | — |
| Bessell Design And Construction | Peter Duffy Bessell | — | (858) 945 2348 | GC, remodel, ADU | Escondido · San Diego County | — | — |
| Best Act | Marjan Dehshid | info@bestact.com | (760) 227 7827 | HVAC | Escondido · San Diego County | — | — |
| Best Builders Construction | Mozo Islas Proculo | buildzoomsupport@blockrenovation.com | (760) 809 7108 | GC, remodel, ADU | Vista · San Diego County | — | — |
| Best Choice Gutters | Best Choice Gutters | — | (619) 635 9062 | Other | Escondido · San Diego County | — | — |
| Best Choice Home Remodeling | Hector Hidalgo | — | (858) 842 1223 | GC, remodel, ADU | Poway · San Diego County | — | — |
| Best Choice In Plumbing | Zacarias Angel | — | (619) 616 1523 | Other | Chula Vista · San Diego County | — | — |
| Best Choice Rain Gutters INC | Escamilla Carrasco Ramiro | — | (760) 215 4533 | Other | Escondido · San Diego County | — | — |
| Best Deal Neon Signs | Julio Brian Nevarez Salazar | info@bestdealsigns.com | (619) 598 2974 | Other | National City · San Diego County | — | — |
| Best Dry Flood & Mold Specialists INC | Tom William Petersen | — | (858) 483 2505 | GC, remodel, ADU | San Diego · San Diego County | — | — |