| Bell Landscape | Timothy Christopher Bell | — | (916) 799 2261 | Windows, patio, painters | El Dorado Hills · El Dorado County | — | — |
| Bell Nursery And Hydrseed | Bell Nursery And Hydrseed | — | (916) 661 1599 | Windows, patio, painters | El Dorado Hills · El Dorado County | — | — |
| Bement's Excavating And Construction | Robert Fred Bement | — | (530) 622 1434 | GC, remodel, ADU | Kelsey · El Dorado County | — | — |
| Ben Franklin Electric | Ronald Jeffrey Block | — | (916) 204 9796 | Electricians | Placerville · El Dorado County | — | — |
| Ben Hernandez Electrical INC | Benjamin Louis Hernandez | service@benhernandezelectrical.com | (925) 325 1614 | Electricians | Somerset · El Dorado County | — | — |
| Benchmark General Engineering INC | Diane Yvette Page | — | (530) 295 7591 | Other | Placerville · El Dorado County | — | — |
| Benuto Tree Service | Jesus Vega Benuto | benutoj@benutotreeservice.com | (916) 990 3724 | Tree | El Dorado Hills · El Dorado County | — | — |
| Benuto Tree Service INC | Jesus Vega Benuto | benutoj@benutotreeservice.com | (916) 990 3724 | Other | El Dorado Hills · El Dorado County | — | — |
| Bergsma Plumbing | Bergsma Plumbing | — | (530) 558 0882 | Other | Placerville · El Dorado County | — | — |
| Bernal Construction | John Wesley Bernal | info@bernalconstruction.com | (530) 409 5182 | GC, remodel, ADU | Somerset · El Dorado County | — | — |
| Bernal Legacy Construction | Roberto Zepeda Bernal | — | (702) 981 1673 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Bernardo Randy Construction | Jon Randall Bernardo | — | (925) 570 9333 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Berryessa Electronics & Mechanical Services | Paul Dennis Quarneri | — | (775) 843 7450 | HVAC | Placerville · El Dorado County | — | — |
| Best Basin Builders | Brandon Hayes Benscoter | — | (530) 268 5245 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Best Blinds And Tinting INC | Steven Donahue Clark | — | (916) 939 7733 | Other | El Dorado Hills · El Dorado County | — | — |
| Better Built Tahoe LLC | Jaime Nolan Wilson | betterbuilttahoe@gmail.com | (775) 339 8633 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Bevel Builders INC | Amon Matthew Fairey | — | (530) 415 9111 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Beyond Cool Plumbing | Beyond Cool Plumbing | — | (916) 813 8182 | Other | Cool · El Dorado County | — | — |
| Beyond Cool Plumbing INC | Troy Anthony Villalovos | — | (916) 813 8182 | Other | Pilot Hill · El Dorado County | — | — |
| Bg Builder | Bg Builder | — | (310) 963-6177 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Bi Design Studio INC | Craig James Badolian | — | (916) 871 8807 | Other | El Dorado Hills · El Dorado County | — | — |
| Bibeau Cabling LLC | Victor Laurence Bibeau | — | (530) 721 0626 | Other | South Lake Tahoe · El Dorado County | — | — |
| Bickford Improvement Company LLC | John Christopher Hovde | — | (916) 939 6915 | Other | El Dorado Hills · El Dorado County | — | — |
| Big Dog Restoration | Big Dog Restoration | — | (916) 939 9900 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Big Ed The Drain Man | Big Ed The Drain Man | — | (650) 731 3008 | Other | Pacific · El Dorado County | — | — |
| Big Sky Flooring INC | Frank Matthew Rodrigues | — | (916) 716 9401 | Other | El Dorado Hills · El Dorado County | — | — |
| Bigfoot Painting INC | Brian Scott Cameron | — | (209) 810 4306 | Windows, patio, painters | Somerset · El Dorado County | — | — |
| Bijou Electric | Mickey James Jaramillo | — | (530) 416 2287 | Electricians | South Lake Tahoe · El Dorado County | — | — |
| Bilbao Plumbing Services LLC | John Robert Bilbao | — | (503) 306 4081 | Other | Pollock Pines · El Dorado County | — | — |
| Bill Mccallen Painting | Bill Mccallen Painting | — | (530) 409 3310 | Windows, patio, painters | Placerville · El Dorado County | — | — |
| Birch Woodworks Co INC | Thomas Ledlie Jr Birch | — | (530) 409 3046 | GC, remodel, ADU | Pollock Pines · El Dorado County | — | — |
| Bird Dog Roofing | Matthew Michael Paris | — | (951) 816 9004 | Other roofers | El Dorado Hills · El Dorado County | — | — |
| Birdseye Consulting INC | John David Hunt | — | (916) 221 2268 | Other | Cameron Park · El Dorado County | — | — |
| Bishop Construction LLC | Heath Edward Bishop | admin@bishopconstruction.com | (916) 205 3825 | GC, remodel, ADU | Shingle Springs · El Dorado County | — | — |
| Black Bear Electric | Nicholas Blaine Helmandollar | — | (775) 412 2638 | Electricians | South Lake Tahoe · El Dorado County | — | — |
| Black Dog Construction | Tom Martin Gandt | — | (530) 545 3050 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Black Mountain Millworks | Black Mountain Millworks | — | (530) 957 1962 | Other | Placerville · El Dorado County | — | — |
| Black Oak Cabinets | Jess Howard Kolsky | — | (530) 919 4003 | Other | Placerville · El Dorado County | — | — |
| Blackwater Electric | Tyson Randall Davis | — | (916) 618 3103 | Electricians | Cameron Park · El Dorado County | — | — |
| Blackwater Painting LLC | Todd Edward Moore | blackwaterpaintingedh@gmail.com | (916) 997 2024 | Windows, patio, painters | El Dorado Hills · El Dorado County | — | — |