| Radzville Electric | Steven Lawrence Radzville | — | (530) 448 6122 | Electricians | Tahoe City · Placer County | — | — |
| Rafael Cavanna | Rafael Cavanna | — | (916) 791 9170 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Ragsdale Contractors | Robert Joseph Ragsdale | — | (916) 631 7600 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Rahimi Electric | Rahimi Reza | — | (530) 368 0041 | Electricians | Loomis · Placer County | — | — |
| Rahm Finishing | Rahm Finishing | — | (530) 604 7803 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Railway Flagging Services INC | Donald Richard Jr Brazil | — | (916) 276 2206 | Other | Roseville · Placer County | — | — |
| Railway Signal Construction INC | Donald Richard Jr Brazil | %20info@railwaysignalconstruction.com | (916) 276 2206 | Other | Roseville · Placer County | — | — |
| Rainoway INC | Michael John Gardiner | — | (916) 846 3038 | Other roofers | Rocklin · Placer County | — | — |
| Ralh Construction | Lovepreet Ralh | contact@ralhconstruction.com | (916) 572 6752 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Ralph R Swope Construction INC | Ralph Richard Swope | — | (916) 847 8573 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Ram Construction | Robert Anthony Arino | — | (916) 396 4138 | GC, remodel, ADU | Newcastle · Placer County | — | — |
| Ramcon Builders LLC | Michael Alan Ratajczak | — | (916) 847 4819 | GC, remodel, ADU | Rocklin · Placer County | — | — |
| Ramos Mobile Homes | Ramos Mobile Homes | — | (916) 886 1386 | Other | Rocklin · Placer County | — | — |
| Ramoss And Sons Landscaping INC | Monica Lopez | — | (916) 600 8129 | Windows, patio, painters | Roseville · Placer County | — | — |
| Randall L Bixler Painting & Decorating | Randall Lee Bixler | — | (916) 410 6641 | Windows, patio, painters | Auburn · Placer County | — | — |
| Randy Pool Painting | Randy Pool Painting | — | (916) 899 1244 | Windows, patio, painters | Roseville · Placer County | — | — |
| Randy Pruss Excavating | Randy Pruss Excavating | — | (916) 799 7140 | Other | Colfax · Placer County | — | — |
| Randy West Construction | Randy Brian West | — | (916) 773 6585 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Randy's All In One | Randy's All In One | — | (530) 613 6677 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Randy's Reliable Property Maintenance | Randy's Reliable Property Maintenance | — | (916) 532 2368 | GC, remodel, ADU | Penryn · Placer County | — | — |
| Raner Construction | Tyson Dewayne Raner | — | (916) 880 6364 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Raney Construction INC | Bryce Michael Raney | — | (530) 448 6716 | GC, remodel, ADU | Tahoe City · Placer County | — | — |
| Rathsack Construction | John Louis Myles Rathsack | — | (408) 888 4108 | GC, remodel, ADU | Auburn · Placer County | — | — |
| Ray And Sons Plumbing | Ray And Sons Plumbing | — | (916) 751 0206 | Other | Granite Bay · Placer County | — | — |
| Ray Pound Consulting INC | Raymond Alan Pound | — | (408) 568 2886 | GC, remodel, ADU | Loomis · Placer County | — | — |
| Ray Tile | Ray Tile | — | (916) 847 7529 | Other | Loomis · Placer County | — | — |
| Raymond L Miller Equipment Rental INC | Raymond Lee Miller | — | (916) 425 2111 | Other | Rocklin · Placer County | — | — |
| Raymond Perez Custom Landscape & Design | Perez Raymond | — | (916) 502 1888 | Windows, patio, painters | Lincoln · Placer County | — | — |
| Rays Flooring Service | Raymond Anthony Caravalho | — | (510) 414 7032 | Other | Rocklin · Placer County | — | — |
| Razo General Contractor LLC | Ruiz Armando Razo | — | (530) 386 2761 | GC, remodel, ADU | Kings Beach · Placer County | — | — |
| Rcc Construction | Rad Seyed Omid Mousavi | — | (925) 528 4744 | GC, remodel, ADU | Lincoln · Placer County | — | — |
| Rdr Construction INC | Russell Day Rich | — | (530) 878 5998 | Electricians | Auburn · Placer County | — | — |
| Re - Nu Refinishing | Re - Nu Refinishing | — | (916) 508 0684 | Other | Rocklin · Placer County | — | — |
| Re Co | Mykola Parashchak | — | (916) 347 2241 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Reades Concrete | Dylan Thomas Reade | — | (916) 213 5813 | Other | Lincoln · Placer County | — | — |
| Real Estate Maintenance Services | Brian Michael Miller | — | (916) 745 3385 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Rebel Venetian | Kyle Patrick Railton | rebel@rebelvenetian.com | (530) 412 0295 | Other | Tahoe Vista · Placer County | — | — |
| Reco Enterprises INC | James Todd Wright | — | (916) 601 1399 | GC, remodel, ADU | Roseville · Placer County | — | — |
| Recovery Realty | Recovery Realty | — | (916) 548-4282 | Property managers | Lincoln · Placer County | — | — |
| Red Leaf Developments INC | Paul William Straus | info@redleafdevelopments.com | (916) 335 9015 | Windows, patio, painters | Loomis · Placer County | — | — |