| Romano Water Damage Services | Romano Water Damage Services | — | (805) 516-5839 | Restoration | Santa Barbara · Santa Barbara County | — | — |
| Romasanta Construction INC | Mark Andrew Sr Romasanta | — | (805) 963 0780 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Romeo's Painting INC | Romeo Lopez Lopez | — | (805) 452 5196 | Windows, patio, painters | Goleta · Santa Barbara County | — | — |
| Ron Challis Services | Ronald Edwin Challis | — | (805) 680 5656 | GC, remodel, ADU | Solvang · Santa Barbara County | — | — |
| Ron White Communications | Ron White Communications | — | (951) 445 3280 | Other | Santa Maria · Santa Barbara County | — | — |
| Ron's A - 1 Tile Service | Roland James Jr Albright | — | (805) 962 0167 | Other | Santa Barbara · Santa Barbara County | — | — |
| Ron's Welding Service | Ronald Joseph Carrari | — | (805) 448 1595 | Other | Los Alamos · Santa Barbara County | — | — |
| Ronald K Labrum | Ronald K Labrum | — | (805) 698 6979 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| Ronald L Wolfe & Associates Incorporated | Scott Madison Wolfe | — | (805) 964 6770 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Roofing Concepts INC | Ezra Aurelio Salazar | — | (805) 925 8456 | Other roofers | Santa Maria · Santa Barbara County | — | — |
| Rootline Landscape INC | Christian Rodriguez | — | (805) 452 1999 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Rosendo Valencia INC DBA Valencia Tree & Landscape | Rosendo Gonzales Valencia | — | (805) 965 4244 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Ross C Huhn | Ross C Huhn | — | (805) 455 4130 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Roth Repair Remodel | Roth Repair Remodel | — | (805) 636 0270 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Roy Trevino Electric | Roland Trevino | — | (805) 598 2369 | Electricians | Buellton · Santa Barbara County | — | — |
| Royal Restoration Santa Barbara LLC | Omar Carrillo | — | (805) 729 0300 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Royalty Tree Service LLC | Erik Daniel Ortega Hernandez | — | (805) 886 5744 | Other | Solvang · Santa Barbara County | — | — |
| Rozhko Tile Granite & Marble INC | Rozhko Veniamin | — | (805) 569 3027 | Other | Santa Barbara · Santa Barbara County | — | — |
| Rr Rain Gutters INC | Rolando Enrique Ramos | — | (805) 452 9727 | Other | Santa Barbara · Santa Barbara County | — | — |
| Rrei INC | Jake Albert Rodriguez | — | (307) 200 9242 | GC, remodel, ADU | Solvang · Santa Barbara County | — | — |
| Ruben Graciano | Ruben Graciano | — | (805) 245 0796 | Other | Solvang · Santa Barbara County | — | — |
| Rudy Garcia Drywall INC | Rudy Freddie Garcia | — | (805) 689 9767 | Other | Carpinteria · Santa Barbara County | — | — |
| Rudy Salinas Painting | Rudy Salinas Painting | — | (805) 268 2381 | Windows, patio, painters | Santa Maria · Santa Barbara County | — | — |
| Ruffino Construction | Zachary Andrew Ruffino | — | (805) 260 7838 | GC, remodel, ADU | Santa Maria · Santa Barbara County | — | — |
| Ruggiero Plumbing INC | John Joseph Ruggiero | — | (805) 896 2247 | Other | Santa Barbara · Santa Barbara County | — | — |
| Ruiz & Son INC | Kenneth Jay Ruiz | — | (805) 896 6666 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Ruiz Plumbing INC | Madrigal Sergio Ruiz | — | (805) 331 8787 | Other | Santa Barbara · Santa Barbara County | — | — |
| Rush Electrical Service | Rush Electrical Service | — | (805) 307-3272 | Electricians | Goleta · Santa Barbara County | — | — |
| Russ Lathing | Russ Lathing | — | (805) 291 6421 | Other | Lompoc · Santa Barbara County | — | — |
| Russell Construction | Roxanne Denise Russell | — | (805) 688 8017 | Other | Santa Ynez · Santa Barbara County | — | — |
| Russell Long Painting | Russell Long Painting | — | (805) 252 7582 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| Ryan Buchan | Ryan Buchan | — | (805) 714 1962 | Windows, patio, painters | Santa Maria · Santa Barbara County | — | — |
| Ryan D Harnsberger | Ryan D Harnsberger | — | (805) 451 0686 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Ryan Patronyk | Ryan Patronyk | — | (805) 637 4783 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |
| Ryne Rogers Construction LLC | Ryne Roger Understiller | — | (805) 881 8911 | GC, remodel, ADU | Carpinteria · Santa Barbara County | — | — |
| S & G Concrete Construction | Anthony Ray Lopez | — | (909) 969 5194 | Other | Lompoc · Santa Barbara County | — | — |
| S & J Painting Corp | Prospero Sotelo | — | (805) 403 9374 | Windows, patio, painters | Santa Barbara · Santa Barbara County | — | — |
| S & R Plastering INC | Marco Alejandro Silva Corona | — | (805) 363 0241 | Other | Santa Maria · Santa Barbara County | — | — |
| S & S General Engineering | Clifton Albert Auerswald | — | (820) 823 0242 | Other | Santa Ynez · Santa Barbara County | — | — |
| S B Cabinet Co INC | Thomas George Mehling | — | (805) 450 0599 | GC, remodel, ADU | Santa Barbara · Santa Barbara County | — | — |