| Roof Geeks | Stephen Joseph Riley | — | (916) 888 7663 | Other roofers | Shingle Springs · El Dorado County | — | — |
| Roots Gardening Service | Kevin Allen Root | — | (408) 509 7906 | Windows, patio, painters | Placerville · El Dorado County | — | — |
| Roots To Rooftops | Roots To Rooftops | info@roots2rooftops.com | (530) 314 0317 | Other roofers | South Lake Tahoe · El Dorado County | — | — |
| Rosfranc Tile Construction Services INC | Francisco Rafael Guillen | — | (916) 529 3687 | Other | El Dorado Hills · El Dorado County | — | — |
| Rossi Consulting | Rossi Consulting | — | (530) 409 1201 | GC, remodel, ADU | Shingle Springs · El Dorado County | — | — |
| Roth Construction | Loren Robert Roth | — | (530) 208 6518 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Roy Shields Backhoe Service | Roy Ronald Shields | — | (916) 628 4113 | Other | El Dorado Hills · El Dorado County | — | — |
| Rrr Roofing | Richard Adam Cowley | — | (916) 316 1701 | Other roofers | Pilot Hill · El Dorado County | — | — |
| Rsanalysis LLC | Michael Thomas Renovich | — | (916) 358 5672 | Other | El Dorado Hills · El Dorado County | — | — |
| Rsg Construction INC | Ryan Scott Gregerson | — | (916) 417 7810 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Rt Mobile Welding INC | Noel Freeman Adams | — | (530) 677 1626 | Other | Placerville · El Dorado County | — | — |
| Rubicon Electric INC | Kim Merlin Welch | — | (530) 391 4162 | Electricians | Shingle Springs · El Dorado County | — | — |
| Rubicon Flooring & Design INC | Daniel Joel Walker | — | (530) 306 0537 | Other | Camino · El Dorado County | — | — |
| Rubicon INC | Troy Anthony Faber | — | (530) 626 4848 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Rubin A Wallin | Rubin A Wallin | — | (916) 276 6710 | GC, remodel, ADU | Cool · El Dorado County | — | — |
| Rucker Mill & Cabinet Works INC | Edward Mikhailovich Sevostyanchuk | — | (530) 402 3351 | Other | Placerville · El Dorado County | — | — |
| Ruelas Landscaping | Ruelas Landscaping | — | (530) 318 8511 | Windows, patio, painters | South Lake Tahoe · El Dorado County | — | — |
| Ruffo Tile & Stone INC | Ernest Paul Jr Ruffo | — | (408) 307 7812 | Other | El Dorado Hills · El Dorado County | — | — |
| Rumsey / Lang Well Drilling & Pumps INC | Nicholas Alan Rumsey | — | (530) 677 5361 | Other | Shingle Springs · El Dorado County | — | — |
| Rusinko Construction | Rusinko Thomas | — | (530) 510 9295 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Russell E Schader Painting | Russell E Schader Painting | — | (530) 344 1276 | Windows, patio, painters | Placerville · El Dorado County | — | — |
| Rusty Built Homes | Rusty Built Homes | — | (530) 626 1505 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| Ryan Delgado Construction | Ryan Thomas Kealo Delgado | — | (408) 624 7154 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| Ryan Straubinger Construction | Ryan James Philip Straubinger | — | (530) 721 2581 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |
| Ryther - Price Construction | Clark Thomas Ryther | — | (530) 350 0957 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| S & S Construction | Stephen Thomas Schuck | — | (916) 996 8543 | Electricians | El Dorado Hills · El Dorado County | — | — |
| S A M Rhodes INC | Cameron Joseph Martin | — | (530) 906 9777 | Other | Cameron Park · El Dorado County | — | — |
| S A W Construction | Shaun Anthony Wessels | denise@sawconstruction.com | (530) 566 3000 | Other roofers | South Lake Tahoe · El Dorado County | — | — |
| S A W Drywall | S A W Drywall | — | (530) 306 8276 | Other | Placerville · El Dorado County | — | — |
| S B Martin LLC | Samual Lee Jr Martin | sam@sbmartin.com | (916) 220 5990 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| S C L T INC DBA South Shore Gutters | Sean Patrick Sweeney | — | (530) 543 3238 | Other | South Lake Tahoe · El Dorado County | — | — |
| S C M Woodworks | S C M Woodworks | — | (530) 306 0463 | Other | Pollock Pines · El Dorado County | — | — |
| S C Schafer Construction | Daniel Tracey Schafer | — | (916) 743 2179 | GC, remodel, ADU | Cameron Park · El Dorado County | — | — |
| S D Bass Builders | S D Bass Builders | — | (530) 363 8827 | GC, remodel, ADU | Placerville · El Dorado County | — | — |
| S J Rogers Construction INC | Scott James Rogers | — | (916) 622 4038 | GC, remodel, ADU | El Dorado Hills · El Dorado County | — | — |
| S Kraus Construction | Sebastian Thomas Kraus | — | (916) 765 2584 | Electricians | Placerville · El Dorado County | — | — |
| S M Menez Interior Mouldings | S M Menez Interior Mouldings | — | (916) 983 2083 | GC, remodel, ADU | Pilot Hill · El Dorado County | — | — |
| S M R Electric | Steven Mark Rubick | — | (530) 906 2725 | Electricians | Georgetown · El Dorado County | — | — |
| S Squared Builder | S Squared Builder | — | (916) 505 3400 | GC, remodel, ADU | Cameron Park · El Dorado County | — | — |
| S Stratton Construction | Stephen Scott Stratton | — | (530) 400 2502 | GC, remodel, ADU | South Lake Tahoe · El Dorado County | — | — |