| Rmc Builders INC | Roberto Carlos Morales Luis | — | (831) 917 4700 | GC, remodel, ADU | Seaside · Monterey County | — | — |
| Rmv Electric LLC | Ruben Sr Mojica Villegas | — | (831) 235 3813 | Electricians | Salinas · Monterey County | — | — |
| Rns Electric Company | Ronald Earl Swim | — | (831) 229 9977 | Electricians | Salinas · Monterey County | — | — |
| Rob Jespersen Construction INC | Rob Jespersen | — | (831) 262 7933 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| Robert Andrew Destefano DBA Destefano Construction | Robert Andrew De Stefano | — | (831) 233 1098 | GC, remodel, ADU | Pebble Beach · Monterey County | — | — |
| Robert Hutton Matonak DBA M & H Construction | Robert Hutton Matonak | — | (831) 747 7086 | GC, remodel, ADU | Monterey · Monterey County | — | — |
| Robert Jones Construction INC DBA Rj Construction | Robert Stephen| Jones Robbie Stephen Jones | — | (831) 224 2161 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Robert Knox Custom Tile | Robert Knox Custom Tile | — | (831) 521 9443 | Other | Seaside · Monterey County | — | — |
| Robert W Ingram | Robert W Ingram | — | (831) 277 8678 | GC, remodel, ADU | Pacific Grove · Monterey County | — | — |
| Roberto's Tile & Marble | Roberto's Tile & Marble | — | (831) 229 5079 | Other | Castroville · Monterey County | — | — |
| Roberts Douglas Homes & Gardens INC | Catharine Diane Douglas | — | (831) 595 4881 | GC, remodel, ADU | Carmel Valley · Monterey County | — | — |
| Robertson Industrial Plumbing INC | Brendan Francis Robertson | — | (831) 261 1308 | Other | Salinas · Monterey County | — | — |
| Robinett Water Well Drilling And Pump Service | Kenneth Ray Jr Robinett | — | (831) 682 2699 | Other | Salinas · Monterey County | — | — |
| Robinson H Newman Construction | Robinson Heffelfinger Newman | — | (831) 915 9711 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Robles Built LLC | Pedro Alejandro Robles | — | (661) 506 3911 | GC, remodel, ADU | Marina · Monterey County | — | — |
| Robles Construction | Miguel Angel Robles | — | (831) 595 6975 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Robles General Construction | Andres Hernandez-Robles | — | (831) 905 0375 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Rocha Jr Construction | Rocha-perez Jesus | — | (831) 261 8766 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Rocha Jr Painting | Rocha Jr Painting | — | (831) 905 1993 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Rocha Tile & Stone INC | Rocha-garduno Moises | — | (931) 320 5025 | Other | Salinas · Monterey County | — | — |
| Rockwell Plastering | Rockwell Plastering | — | (831) 277 5630 | Other | Salinas · Monterey County | — | — |
| Rocky Maguire INC | Roclan Michael Thom Maguire | mallery.maguire23@gmail.com | (831) 915 4517 | GC, remodel, ADU | Carmel · Monterey County | — | — |
| Rodda's Hard Rock Masonry INC | Jason Darwin Rodda | — | (831) 596 8643 | Other | Carmel Valley · Monterey County | — | — |
| Rodriguez Construction | Asuncion Espinoza Rodriguez | — | (831) 710 7207 | GC, remodel, ADU | Soledad · Monterey County | — | — |
| Rodriguez Tree Service LLC | Rodriguez Zamora Jeu | — | (831) 595 8092 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Roesner Building & Design | Roesner Building & Design | — | (831) 241 1381 | GC, remodel, ADU | Del Rey Oaks · Monterey County | — | — |
| Roja's Landscaping & Lawn Care | Roja's Landscaping & Lawn Care | support@webador.com | (831) 585 6871 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Rome Electricity California | Rome Electricity California | — | (831) 540 5074 | Electricians | Salinas · Monterey County | — | — |
| Romero Heating | Romero Heating | — | (831) 233 4083 | HVAC | Salinas · Monterey County | — | — |
| Ronald Alfred Scharinger | Ronald Alfred Scharinger | — | (831) 663 3776 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Roofmaster Products Company | Roofmaster Products Company | — | (323) 261-5122 | Other roofers | Monterey Park · Monterey County | — | — |
| Roofrenew Services | Roofrenew Services | — | (831) 230-3723 | Other roofers | Seaside · Monterey County | — | — |
| Rooter King Of Monterey County INC | Francis Enrique Perez Perez | — | (831) 394 5315 | Other | Monterey · Monterey County | — | — |
| Rose's Landscape Corp | Castro Emiliano Rosas | — | (931) 512 8053 | Windows, patio, painters | Salinas · Monterey County | — | — |
| Ross Roofing & Construction INC | Michael Richard Ross | — | (831) 394 8581 | Other roofers | Marina · Monterey County | — | — |
| Royal Construction | Tyler John Roy | office@royal-construction.com | (831) 915 5104 | GC, remodel, ADU | Seaside · Monterey County | — | — |
| Royal Oaks Hardwood Floors | Royal Oaks Hardwood Floors | — | (831) 254 4371 | Other | Royal Oaks · Monterey County | — | — |
| Royal Painting & Decorating | Royal Painting & Decorating | — | (831) 585 4151 | Windows, patio, painters | Castroville · Monterey County | — | — |
| Rr General Contracting | Raul Silvestre Rodriguez | — | (831) 466 6815 | GC, remodel, ADU | Salinas · Monterey County | — | — |
| Ruben D Meza Const | Ruben D Meza Const | — | (831) 241 2729 | GC, remodel, ADU | Pacific Grove · Monterey County | — | — |