| Burnside Painting | Burnside Painting | — | (916) 709 8866 | Windows, patio, painters | Granite Bay · Placer County | — | — |
| Bush Landscaping INC | Cyle Howard Bush | — | (916) 545 4450 | Windows, patio, painters | Loomis · Placer County | — | — |
| Bushey Ironworks | Jesse Lauriate Bushey | aaron@busheyironworks.com | (530) 448 4300 | Other | Kings Beach · Placer County | — | — |
| Bushnell Landscape Industries INC | David Brett-dahlst Bushnell | — | (916) 791 0756 | Windows, patio, painters | Granite Bay · Placer County | — | — |
| Bushwackers INC | Scott James Serenbetz | — | (530) 888 7776 | Windows, patio, painters | Auburn · Placer County | — | — |
| Bushwhackers Tree Service | Brian James Rye | — | (530) 546 8307 | Tree | Tahoe Vista · Placer County | — | — |
| Buskirk Building Solutions | Jenny Ryan Buskirk | — | (916) 710 5142 | GC, remodel, ADU | Loomis · Placer County | — | — |
| Butler Built Construction | Timothy Howard Butler | info@butlerbuiltconstruction.com | (916) 308 2389 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Butler Electric | Michael Jerome Jr Butler | — | (916) 729 1045 | Electricians | Roseville · Placer County | — | — |
| Buzz Ioppolo Excavating | Buzz Ioppolo Excavating | — | (916) 847 1338 | Other | Lincoln · Placer County | — | — |
| Bwd General Engineerng Contractors | Bernard Wilson Drennon | — | (916) 765 2867 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| By Flooring | By Flooring | byflooring.rocklin@gmail.com | (916) 622 4081 | Other | Rocklin · Placer County | — | — |
| Bypro Construction INC | Maksim Sarokin | — | (916) 949 6141 | GC, remodel, ADU | Roseville · Placer County | — | — |
| C & C Plumbing Pros INC | Matthew Brian Cater | — | (916) 295 7155 | Other | Auburn · Placer County | — | — |
| C & C Roofing Services INC | Carlos Cazares Mata | — | (916) 759 1406 | Other roofers | Penryn · Placer County | — | — |
| C & C Wood Designs INC | Casey John Hinkey | — | (916) 759 8034 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| C & D Roofing | Clinton James Blake | — | (916) 223 5730 | Other roofers | Newcastle · Placer County | — | — |
| C & E Enterprises | Erik Donovan Butrick | — | (916) 765 9925 | HVAC | Granite Bay · Placer County | — | — |
| C & R Custom Builders | C & R Custom Builders | — | (916) 613 5737 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| C & R Pool Plastering | Carl Oswald Grosser | — | (916) 781 3403 | Other | Roseville · Placer County | — | — |
| C & R Pool Plastering INC | Carl Oswald Grosser | — | (916) 781 3403 | Pool | Roseville · Placer County | — | — |
| C & S Builder | C & S Builder | — | (916) 835 6409 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| C A C Plumbing INC | Calvin James Cosey-Taylor | — | (916) 308 9870 | Other | Lincoln · Placer County | — | — |
| C A Willis Const | C A Willis Const | — | (916) 768 8738 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| C B Home Improvements | Joseph Michael Axiotis | cbhomes42@gmail.com | (916) 406 3606 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| C B Tile N Stone Designs | Craig Stephen Brammer | — | (916) 521 6944 | Other | Rocklin · Placer County | — | — |
| C Dayne Gompert | C Dayne Gompert | — | (530) 392 8543 | GC, remodel, ADU | Auburn · Placer County | — | — |
| C F S Fire Protection INC | Gregory Edward Bateman | — | (916) 519 7112 | Other | Roseville · Placer County | — | — |
| C J C Construction | Craig Jerry Chastain | — | (530) 386 4034 | GC, remodel, ADU | Kings Beach · Placer County | — | — |
| C J R Excavating INC | Colton James Ray | — | (916) 577 0404 | Windows, patio, painters | Loomis · Placer County | — | — |
| C L S Building Services INC | Christopher Leonard Stout | — | (619) 580 4003 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| C M A Construction | Casey Michael Ahrens | — | (530) 320 5620 | GC, remodel, ADU | Auburn · Placer County | — | — |
| C M Custom Tile | C M Custom Tile | — | (916) 417 7268 | Other | Rocklin · Placer County | — | — |
| C M Long General Contractors INC | Casey Matthew Long | — | (530) 830 8777 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| C M T Construction | Bryan Lee Wiklund | info@cmtconstruction.com | (916) 223 9902 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| C P Painting | C P Painting | — | (916) 474 1462 | Windows, patio, painters | Roseville · Placer County | — | — |
| C P S Temp Power Supply | Chris Woodrow Heldt | — | (916) 765 7481 | Electricians | Roseville · Placer County | — | — |
| C R Construction | Charles Andrew Rosenkrans | — | (530) 401 7499 | GC, remodel, ADU | Weimar · Placer County | — | — |
| C R Taylor Construction | Cody Richard Taylor | — | (530) 559 4914 | GC, remodel, ADU | Auburn · Placer County | — | — |
| C S A Concrete | C S A Concrete | — | (916) 412 7795 | Other | Roseville · Placer County | — | — |