| Blackbird Homes | Edward Maxwell Raven | — | (916) 229 8938 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blackhawk Construction | Abdol Reza Lebastchi | info@blackhawk-construction.com | (916) 821 6161 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blackrock Builders And Engineering | Alexis Francisco Chavez | info.brbandengineering@gmail.com | (916) 261 4051 | GC, remodel, ADU | Folsom · Sacramento County | — | — |
| Blackstad Construction | Ian Alexander Blackstad | — | (916) 838 2142 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blackstone Construction & Development INC | Sergey Vronskiy | — | (916) 507 6821 | GC, remodel, ADU | Antelope · Sacramento County | — | — |
| Blackstone Ventures | Blackstone Ventures | — | (916) 432 0193 | Other | Rio Linda · Sacramento County | — | — |
| Blanco Wall Refinsh | Juan Marcos Sanchez | — | (916) 205 8740 | Other | Sacramento · Sacramento County | — | — |
| Blanco's General Building Contractor | Blanco's General Building Contractor | — | (916) 825 4222 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blessing Painting INC | Ludin Humberto Panquimaj Martinez | — | (916) 877 1258 | Windows, patio, painters | Sacramento · Sacramento County | — | — |
| Blevins Construction | Joshua Allen Blevins | — | (209) 810 0723 | GC, remodel, ADU | Galt · Sacramento County | — | — |
| Blevins Electric | Russell Jarid Blevins | — | (209) 366 4870 | Electricians | Herald · Sacramento County | — | — |
| Blind Ox Installs LLC | Hallowed Junior Franklin | — | (916) 613 6498 | Other | Sacramento · Sacramento County | — | — |
| Blinds Of Sacramento | Blinds Of Sacramento | — | (916) 790 8689 | Other | Orangevale · Sacramento County | — | — |
| Bline Steel INC | Raymond Wilbert Jr Berliner | — | (916) 467 5160 | Other | Sacramento · Sacramento County | — | — |
| Blissful Remodeling | Aleksandr Iosifovich Rabushko | blissfulremodeling@gmail.com | (279) 204 3766 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Bloc Builders | Andrey Avdeyuk | — | (916) 753 6377 | GC, remodel, ADU | Antelope · Sacramento County | — | — |
| Blue Blood Construction | Eugene Cyrus Helminski | — | (916) 996 4584 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blue Collar Construction | Daniel Paul Jr Juarez | interested@domainmarket.com | (916) 437 9390 | GC, remodel, ADU | Orangevale · Sacramento County | — | — |
| Blue Forge Climate Solutions INC | Thomas Ray Hines | — | (530) 202 9004 | HVAC | Sacramento · Sacramento County | — | — |
| Blue Heaven Constructions INC | Umair Aslam | service@blueheavenconstructions.com | (530) 392 2966 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blue Iron Foundations And Shoring LLC | Melissa Ann Baker | — | (916) 272 0790 | Other | Sacramento · Sacramento County | — | — |
| Blue Ladder Builders INC | Mark Shpyrka | — | (916) 990 7574 | GC, remodel, ADU | Carmichael · Sacramento County | — | — |
| Blue Line Heating And Air | Todd Randell Robson | — | (916) 668 4253 | HVAC | Citrus Heights · Sacramento County | — | — |
| Blue Line Plumbing | Blue Line Plumbing | — | (916) 822 0661 | Other | Fair Oaks · Sacramento County | — | — |
| Blue Ribbon Flooring INC | Robert James Stuscavage | — | (925) 525 1427 | Other | Elk Grove · Sacramento County | — | — |
| Blue River City Holdings INC | Alan Evan Jacques | — | (916) 200 9641 | Other | Carmichael · Sacramento County | — | — |
| Blue Rock Building Group INC | Guzel Nugmanova | — | (916) 584 4913 | GC, remodel, ADU | Elverta · Sacramento County | — | — |
| Blue Star Painting & Decorating | Blue Star Painting & Decorating | — | (916) 254 8168 | Windows, patio, painters | Carmichael · Sacramento County | — | — |
| Blue Valley Handcrafted Hardwood Floors INC | Jerry Michael Alumbaugh | — | (916) 852 7711 | Other | Rancho Cordova · Sacramento County | — | — |
| Blue Wave Builders Corp | Patrick Todd Shorrock | — | (916) 806 9030 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Blueair Services | Rasooli Mohammad Anwar | blueair.hvacr@gmail.com | (916) 661 7765 | HVAC | Elk Grove · Sacramento County | — | — |
| Bluegrid Electric | Vitaliy Dipon | — | (916) 807 8557 | Electricians | Antelope · Sacramento County | — | — |
| Blueman Air INC | Nabil Cole | — | (916) 890 9094 | HVAC | Sacramento · Sacramento County | — | — |
| Blueprint Construction | Douglas Anthony Macdonald | — | (916) 217 3684 | GC, remodel, ADU | Elk Grove · Sacramento County | — | — |
| Blusky Restoration Sacramento | Blusky Restoration Sacramento | — | (916) 251-5900 | Restoration | Sacramento · Sacramento County | — | — |
| Blutek Construction Corp | Pramendra Naiker | — | (510) 467 6745 | GC, remodel, ADU | Folsom · Sacramento County | — | — |
| Blyss Construction | Blyshchyk Yuriy | — | (415) 909 0903 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Bm & C Construction INC | Lidia Cristina Dobrescu | — | (916) 960 8449 | GC, remodel, ADU | Carmichael · Sacramento County | — | — |
| Bmb Construction | Brandon Michael Braswell | office@bmbconstruction.com | (916) 476 1950 | GC, remodel, ADU | Sacramento · Sacramento County | — | — |
| Bnh HVAC & Refrigeration Corp | Balkar Singh Hayer | — | (408) 373 8614 | HVAC | Elk Grove · Sacramento County | — | — |