| R B S Plumbing | R B S Plumbing | — | (650) 826 0883 | Other | Granite Bay · Placer County | — | — |
| R C Electric And Custom Homes | Ronnie Edward Correia | — | (916) 768 3093 | Electricians | Auburn · Placer County | — | — |
| R C Pacific Construction INC | Ronald Ray Chunovich | — | (916) 782 5682 | GC, remodel, ADU | Roseville · Placer County | — | — |
| R C Painting | R C Painting | — | (530) 305 2943 | Windows, patio, painters | Auburn · Placer County | — | — |
| R C Unlimited | Deanna Marie Classon | — | (916) 591 6110 | Windows, patio, painters | Meadow Vista · Placer County | — | — |
| R D Hunter Enterprises | Robert Dan Hunter | — | (530) 320 3053 | Electricians | Auburn · Placer County | — | — |
| R D M Environmental INC | Richard Douglas Munsch | — | (916) 415 1134 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| R D Martin Construction | Randall Douglas Martin | — | (916) 799 3264 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| R D Phillips Floors | R D Phillips Floors | — | (916) 591 3338 | Other | Newcastle · Placer County | — | — |
| R Edmondson Construction INC | Robert Meredith Edmondson | — | (916) 768 0077 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| R F Breckenridge Plumbing | R F Breckenridge Plumbing | — | (530) 525 4551 | Other | Homewood · Placer County | — | — |
| R F Electric | James Rodney Freeman | — | (916) 678 9088 | Electricians | Auburn · Placer County | — | — |
| R F O Construction | Robert Francis O'connell | — | (530) 536 6997 | GC, remodel, ADU | Kings Beach · Placer County | — | — |
| R G Electric | Richard John Griffith | impallari@gmail.com | (916) 580 7849 | Electricians | Newcastle · Placer County | — | — |
| R J Carey Drywall & Construction | Rock Joseph Carey | — | (530) 305 8363 | GC, remodel, ADU | Foresthill · Placer County | — | — |
| R J Duek | R J Duek | — | (916) 218 9467 | GC, remodel, ADU | Roseville · Placer County | — | — |
| R J Lazzareschi General Contractor | R J Lazzareschi General Contractor | — | (530) 546 2295 | GC, remodel, ADU | Carnelian Bay · Placer County | — | — |
| R J Locicero Corp | Scott Jeffrey Locicero | — | (916) 781 2004 | Other | Roseville · Placer County | — | — |
| R J S Pools - Spas & Masonry | Robby Jay Solomon | — | (818) 968 4222 | Pool | Rocklin · Placer County | — | — |
| R J T Construction INC | Rodney Jerrold Sr Tompkins | — | (530) 823 2220 | GC, remodel, ADU | Auburn · Placer County | — | — |
| R K Traditional Homes | R K Traditional Homes | — | (916) 532 6999 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| R M Construction | Rodney Dean Martin | — | (916) 214 6025 | GC, remodel, ADU | Meadow Vista · Placer County | — | — |
| R M H Electric | Robert Martin Horning | — | (925) 360 8501 | Electricians | Roseville · Placer County | — | — |
| R M Parish & Associates INC | Ray Domenic Iii Ferrarini | — | (916) 961 5201 | GC, remodel, ADU | Auburn · Placer County | — | — |
| R M S Home Improvement | Daniel Patrick Lynch | john@smith.com | (916) 223 6771 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| R N W Electric | Raymond Neil Wallen | — | (916) 836 4400 | Electricians | Rocklin · Placer County | — | — |
| R P M G Painting | R P M G Painting | — | (916) 879 3143 | Windows, patio, painters | Roseville · Placer County | — | — |
| R P S Remodeling INC | Rick Lee James | — | (916) 296 4063 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| R R Construction | John R Demere | — | (916) 952 9688 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| R R Stewart Construction Co | Richard Royal Stewart | — | (530) 448 9590 | GC, remodel, ADU | Tahoe City · Placer County | — | — |
| R Roberts Construction INC | Rory Louis Roberts | — | (916) 223 1375 | GC, remodel, ADU | Roseville · Placer County | — | — |
| R S Turner | R S Turner | rufus@rsturner.com | (916) 729 1245 | Windows, patio, painters | Roseville · Placer County | — | — |
| R T Construction | Robert Lee Thompson | — | (530) 277 2233 | GC, remodel, ADU | Auburn · Placer County | — | — |
| R W Callison Construction INC | Roy William Callison | — | (916) 532 9080 | GC, remodel, ADU | Granite Bay · Placer County | — | — |
| R Y U Plumbing | R Y U Plumbing | — | (916) 508 1008 | Other | Rocklin · Placer County | — | — |
| R Young Construction | Ryan Matthew Young | — | (530) 205 6741 | GC, remodel, ADU | Weimar · Placer County | — | — |
| R&d Electrical | Roland Ricardo Delgado | — | (916) 797 4080 | Electricians | Granite Bay · Placer County | — | — |
| R2 Electric | Robert Steven Ii Barajas | — | (916) 223 1386 | Electricians | Lincoln · Placer County | — | — |
| Raamco | Stephen Stanford Jr Riolo | — | (916) 275 2345 | Other | Roseville · Placer County | — | — |
| Radmix Build Company | Mihail Radis | — | (916) 813 0697 | GC, remodel, ADU | Roseville · Placer County | — | — |