| Professional Tile And Granite INC | Aaron Dante Bellino | — | (530) 941 2805 | Other | Redding · Shasta County | — | — |
| Professional Tree Service | Garrett Montgomery Glanzer | — | (530) 247 1669 | Tree | Redding · Shasta County | — | — |
| Progressive Drywall INC | Casey Michael Mulrennan | — | (530) 221 2400 | Other | Redding · Shasta County | — | — |
| Progressive Management Enterprises INC | Danny Owen Jr Trent | — | (530) 243 4951 | Other roofers | Redding · Shasta County | — | — |
| Proper Pest Control | Proper Pest Control | jfproperpest@gmail.com | (530) 999-9590 | Pest, tile roofs | Redding · Shasta County | — | — |
| Property Maintenance Pros | Property Maintenance Pros | — | (530) 227 0670 | GC, remodel, ADU | Mc Arthur · Shasta County | — | — |
| Property Upsurge (redding Office) | Property Upsurge (redding Office) | — | (925) 363-5328 | Property managers | Redding · Shasta County | — | — |
| Pulse Electric | Jeffrey Alan Sawyer | — | (530) 356 5473 | Electricians | Cottonwood · Shasta County | — | — |
| Pyramid Concrete Design INC | Jeffery Gonzales | — | (530) 549 3799 | Other | Redding · Shasta County | — | — |
| Quality Drywall Company | James Murray Hall | qualitydrywallco@yahoo.com | (402) 890-4289 | Other | Redding · Shasta County | — | — |
| Quality Sheds | Quality Sheds | — | (530) 378 2240 | GC, remodel, ADU | Anderson · Shasta County | — | — |
| Quantum Enterprises | Jeffrey William Davis | — | (530) 945 6018 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Queue Signs And Safety | Queue Signs And Safety | — | (530) 547 7446 | Other | Palo Cedro · Shasta County | — | — |
| Quicksilver Electric | Mark A Thomas | — | (530) 335 2018 | Electricians | Burney · Shasta County | — | — |
| R & D Construction LLC | Donna Yvonne Lemler | — | (530) 243 2432 | GC, remodel, ADU | Redding · Shasta County | — | — |
| R & R Construction | Richard Kurt Pringle | — | (530) 524 5873 | Other | Shingletown · Shasta County | — | — |
| R A W Construction | Robert Andrew Wagner | — | (530) 246 7624 | Other roofers | Redding · Shasta County | — | — |
| R And B Heating And Air | Robert James Rouse | — | (530) 605 2629 | HVAC | Anderson · Shasta County | — | — |
| R B Simonis Construction | Robert Benjamen Simonis | — | (530) 604 8017 | GC, remodel, ADU | Round Mountain · Shasta County | — | — |
| R Brawley Construction | Richard Ray Brawley | — | (925) 872 0664 | GC, remodel, ADU | Anderson · Shasta County | — | — |
| R C Adams Construction | Roger Christy Adams | — | (530) 356 9922 | GC, remodel, ADU | Millville · Shasta County | — | — |
| R D Gulack Construction | Ronald Dale Gulack | — | (530) 229 0031 | GC, remodel, ADU | Redding · Shasta County | — | — |
| R J D Builders | R J D Builders | — | (650) 464 8162 | GC, remodel, ADU | Shingletown · Shasta County | — | — |
| R J M Construction | Richard Joseph Mc Connell | — | (916) 869 0531 | GC, remodel, ADU | Oak Run · Shasta County | — | — |
| R J R Construction | Richard Elvin Jr Austin | — | (530) 917 4872 | GC, remodel, ADU | Cottonwood · Shasta County | — | — |
| R K Miller Construction | Ronald Keith Miller | — | (530) 917 0162 | GC, remodel, ADU | Shasta Lake · Shasta County | — | — |
| R M H INC | Erik Brandon Mendes | — | (530) 515 5448 | Other | Redding · Shasta County | — | — |
| R P M Plumbing | R P M Plumbing | — | (530) 941 5915 | Other | Hat Creek · Shasta County | — | — |
| R S S E INC | Robert Vea Clifton | — | (530) 241 1275 | Electricians | Redding · Shasta County | — | — |
| R Wagner Incorporated DBA Wagner Electric | Aaron Varland Solberg | — | (530) 223 4600 | Electricians | Redding · Shasta County | — | — |
| R&r Heating & Air Conditioning INC | Ryan Robert Jones | — | (530) 215 5654 | HVAC | Redding · Shasta County | — | — |
| R3 Rodriguez Remodel & Renovate LLC | Luis Anthony Rodriguez | — | (530) 204 7531 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Ra Cecil Construction | Ryan Andrew Cecil | racecil@racecilconstruction.com | (707) 478 8966 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Rader Excavating INC | Aaron Allen Rader | impallari@gmail.com | (530) 547 5746 | Other | Palo Cedro · Shasta County | — | — |
| Rain Dance Trucking & Equipment | Rain Dance Trucking & Equipment | — | (916) 206 9436 | Other | Redding · Shasta County | — | — |
| Raines Floorcovering | Raines Floorcovering | — | (530) 510 3569 | Other | Shasta Lake · Shasta County | — | — |
| Ralls Electrical | Eric Jason Ralls | — | (530) 524 8577 | Electricians | Redding · Shasta County | — | — |
| Ralph F Neumann | Ralph F Neumann | — | (650) 867 7537 | GC, remodel, ADU | Cottonwood · Shasta County | — | — |
| Rapha Construction | James Marshall Johnson | — | (530) 941 2275 | GC, remodel, ADU | Redding · Shasta County | — | — |
| Ras Contractors INC | Robert Andrew Soule' | — | (530) 945 3874 | Other | Shasta · Shasta County | — | — |