| B Neeley Construction | Broc Andrew Neeley | — | (650) 398 8402 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| B P - Pak INC | Behrouzian Behrouz | — | (408) 650 6753 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| B P Builder | B P Builder | — | (669) 237 7321 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| B T Plumbing Co | Tuoc Ba Phan | — | (408) 316 9149 | Other | San Jose · Santa Clara County | — | — |
| B V Doors INC | Bat Bruce Vong | — | (408) 453 0702 | Other | San Jose · Santa Clara County | — | — |
| B W Electric | Brian Wayne Elings | — | (408) 386 0452 | Electricians | Sunnyvale · Santa Clara County | — | — |
| B W S INC | Alan Robert Pinn | — | (408) 252 9131 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| Ba Earthcare Landscaping INC | Lisa Ann Gates | — | (408) 871 2792 | Windows, patio, painters | San Jose · Santa Clara County | — | — |
| Babak Construction | Nematollahi Babak | — | (650) 690 6639 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Babak Kamangar | Babak Kamangar | — | (650) 245 0245 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| Babel Construction | Juan Luis Mendez | — | (408) 561 7041 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Babylon HVAC | Babylon HVAC | — | (408) 838 6555 | HVAC | San Jose · Santa Clara County | — | — |
| Baca Concrete | Baca Concrete | — | (408) 393 4145 | Other | San Jose · Santa Clara County | — | — |
| Backflow Prevention Specialists INC | Cristeena Gomez Bennett | customerservice@backflowps.com | (408) 734 3569 | HVAC | Sunnyvale · Santa Clara County | — | — |
| Badalkumar Choudhary | Badalkumar Choudhary | — | (925) 301 7648 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Badger Heating & Cooling INC | Meza Armando Garcia | — | (408) 854 3269 | HVAC | Morgan Hill · Santa Clara County | — | — |
| Badgett Construction | Melvin Earl Badgett | — | (408) 867 6757 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| Baez Flooring | Baez Flooring | — | (408) 427 1621 | Other | Gilroy · Santa Clara County | — | — |
| Baeza Plumbing Service | Eloy Baeza | — | (408) 205 9720 | Other | Gilroy · Santa Clara County | — | — |
| Bahmani Esfandiar | Bahmani Esfandiar | — | (408) 835 1825 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Baile Construction INC | Shijie Nie | andrew@baileremodeling.com | (510) 998 0999 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Bailey Plumbing Incorporated | Cesar Daluz Jr Pelgone | — | (408) 701 7037 | Electricians | Morgan Hill · Santa Clara County | — | — |
| Bainbridge And Associates INC | Daniel Carter Bainbridge | — | (408) 888 3152 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Bainbridge Builders INC | Evan Rhys Bainbridge | info@bainbridgebuilders.com | (408) 781 2364 | GC, remodel, ADU | Los Gatos · Santa Clara County | — | — |
| Baja Cleaning INC | Alexandra Luna | — | (408) 594 6967 | Other | Santa Clara · Santa Clara County | — | — |
| Baja Construction Services INC | Raul Luna Martinez | — | (408) 594 6967 | GC, remodel, ADU | Santa Clara · Santa Clara County | — | — |
| Bajatile | Alfonso Munoz Carrillo | — | (408) 230 8066 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Baker Grading And Paving | William Kieth Baker | — | (408) 590 0113 | Other | San Jose · Santa Clara County | — | — |
| Baker's Lock And Key Service | John Milton Baker | — | (408) 377 9210 | Other | San Jose · Santa Clara County | — | — |
| Balanced Construction Company INC | Ronald George Owen | — | (650) 669 3071 | GC, remodel, ADU | Los Altos · Santa Clara County | — | — |
| Balch Petroleum Contractors And Builders INC | Wilbur Leland Iii Balch | — | (408) 942 8686 | Electricians | Milpitas · Santa Clara County | — | — |
| Balcom Air | Balcom Air | — | (408) 307 3413 | HVAC | Sunnyvale · Santa Clara County | — | — |
| Balcon Industries | Balcon Industries | — | (408) 489 0704 | Other | Santa Clara · Santa Clara County | — | — |
| Baldwin Hydronics | Baldwin Hydronics | — | (408) 838 3766 | HVAC | Palo Alto · Santa Clara County | — | — |
| Bali Pool Service | Changho Charlie Shin | — | (408) 489 2184 | Pool | San Jose · Santa Clara County | — | — |
| Balkan Construction Group INC | Slobodan Plavsic | — | (408) 690 3883 | GC, remodel, ADU | Saratoga · Santa Clara County | — | — |
| Balleza Construction | Juan Jose Balleza | — | (408) 449 9236 | GC, remodel, ADU | Gilroy · Santa Clara County | — | — |
| Balo Construction | Nhuong Van Le | — | (408) 813 8283 | GC, remodel, ADU | San Jose · Santa Clara County | — | — |
| Bam Painting | Bam Painting | — | (408) 745 9708 | Windows, patio, painters | Sunnyvale · Santa Clara County | — | — |
| Bama's Tree Care INC | Oscar Rodriguez-Martinez | — | (650) 469 2593 | Tree | East Palo Alto · Santa Clara County | — | — |