| Crandall Construction | Trevor Allen Crandall | — | (805) 264 9247 | Other | San Luis Obispo · San Luis Obispo County | — | — |
| Cravens Construction Company | Michele Ann Cravens | — | (805) 835 6455 | GC, remodel, ADU | Paso Robles · San Luis Obispo County | — | — |
| Cravens Plastering And Drywall INC | John Porter Cravens | — | (805) 260 9976 | Other | Oceano · San Luis Obispo County | — | — |
| Crawford & Son Construction INC | Kevin Grant Crawford | — | (805) 801 3713 | GC, remodel, ADU | Atascadero · San Luis Obispo County | — | — |
| Crc Construction | Chad Ryan Castro | — | (559) 972 8689 | GC, remodel, ADU | Los Osos · San Luis Obispo County | — | — |
| Creative Concrete & Design | Creative Concrete & Design | — | (805) 896 1384 | Other | Paso Robles · San Luis Obispo County | — | — |
| Creative Fence Co | Gregory Alexander Sr Orduno | interested@domainmarket.com | (805) 489 6654 | Other | Arroyo Grande · San Luis Obispo County | — | — |
| Creative Roofing | Creative Roofing | info@creativeroofs.com | (805) 720-5615 | Other roofers | Nipomo · San Luis Obispo County | — | — |
| Creative Solutions Central Coast | Brian Scott Coates | — | (805) 556 5622 | GC, remodel, ADU | Pismo Beach · San Luis Obispo County | — | — |
| Creel Construction | Thomas Matthew Creel | — | (805) 540 8649 | GC, remodel, ADU | San Luis Obispo · San Luis Obispo County | — | — |
| Crestwood Builders | Crestwood Builders | — | (805) 534 9216 | GC, remodel, ADU | Los Osos · San Luis Obispo County | — | — |
| Crisoforo Melchor Ruiz | Crisoforo Melchor Ruiz | — | (805) 712 4064 | Other | Paso Robles · San Luis Obispo County | — | — |
| Crist Painting | Crist Painting | cory@cristpainting.com | (805) 904 9298 | Windows, patio, painters | Nipomo · San Luis Obispo County | — | — |
| Crizer Construction INC | Robert Carl Crizer | admin@crizerconstruction.com | (805) 528 4812 | GC, remodel, ADU | Los Osos · San Luis Obispo County | — | — |
| Crocker Coastal Construction | Michael Lewis Crocker | — | (559) 765 9750 | GC, remodel, ADU | San Luis Obispo · San Luis Obispo County | — | — |
| Cromer Construction | Mark William Cromer | — | (805) 302 7219 | GC, remodel, ADU | Morro Bay · San Luis Obispo County | — | — |
| Crook Construction | Gary Douglas Crook | — | (805) 975 5361 | GC, remodel, ADU | Creston · San Luis Obispo County | — | — |
| Crosno Construction INC | Wade Daniel Crosno | — | (805) 343 7437 | Windows, patio, painters | Arroyo Grande · San Luis Obispo County | — | — |
| Cruz Construction | Laci Nichole Cruz | — | (805) 610 7312 | GC, remodel, ADU | Templeton · San Luis Obispo County | — | — |
| Crystal Clear Recovery Solutions | Crystal Clear Recovery Solutions | — | (805) 518-9335 | Restoration | San Luis Obispo · San Luis Obispo County | — | — |
| Crystal Pools | Crystal Pools | — | (805) 610 7117 | Pool | Atascadero · San Luis Obispo County | — | — |
| Ct Electric Signs | Erik Andrew Turrey | — | (805) 286 8685 | Other | Cambria · San Luis Obispo County | — | — |
| Cuesta Drywall | Cuesta Drywall | — | (805) 712 8309 | Other | San Miguel · San Luis Obispo County | — | — |
| Cuesta Fence LLC | Thomas Joseph Devor | info@cuestafence.com | (805) 296 1073 | Other | Paso Robles · San Luis Obispo County | — | — |
| Cuesta Homes | Cuesta Homes | — | (805) 610 8960 | GC, remodel, ADU | Los Osos · San Luis Obispo County | — | — |
| Cuevas Drywall | Andres Martinez Cuevas | — | (805) 904 7744 | Other | Oceano · San Luis Obispo County | — | — |
| Culbert Plumbing INC | Jeffrey Earl Culbert | mauro@loopsmarketing.com | (805) 594 1020 | Other | San Luis Obispo · San Luis Obispo County | — | — |
| Culligan San Paso Co | Justin Charles Hurst | — | (805) 922 3585 | Other | Grover Beach · San Luis Obispo County | — | — |
| Cully Construction | Brian David Cully | — | (805) 748 4926 | GC, remodel, ADU | San Luis Obispo · San Luis Obispo County | — | — |
| Cultivate Rainwater Harvesting Systems | Taylor Daniel Boyle | — | (805) 439 1757 | Windows, patio, painters | San Luis Obispo · San Luis Obispo County | — | — |
| Cunningham Construction | Thomas James Cunningham | info@cunninghamconstruction.com | (805) 806 0280 | GC, remodel, ADU | Los Osos · San Luis Obispo County | — | — |
| Cunningham Electric | Joseph Vincent Cunningham | interested@domainmarket.com | (805) 489 2203 | Electricians | Arroyo Grande · San Luis Obispo County | — | — |
| Current Networks | Laura Louise Holder | — | (805) 782 1005 | Other | Cayucos · San Luis Obispo County | — | — |
| Current Power Systems | Christopher Pullen Stephens | chris@currentpowersystems.com | (805) 776 3183 | Electricians | Los Osos · San Luis Obispo County | — | — |
| Curt Doran Painting | Curt Doran Painting | — | (805) 674 5025 | Windows, patio, painters | Paso Robles · San Luis Obispo County | — | — |
| Curtis Ray Streeter | Curtis Ray Streeter | — | (805) 550 4553 | Electricians | San Luis Obispo · San Luis Obispo County | — | — |
| Curtis Snow Construction | Curtis Michael Snow | — | (805) 868 6823 | Electricians | Nipomo · San Luis Obispo County | — | — |
| Custom Canvas Co | Lynette Marie Navarro | — | (805) 489 9636 | Other | Grover Beach · San Luis Obispo County | — | — |
| Custom Central System | Donna Lynn Kornrumpf | — | (408) 224 8220 | Electricians | Pismo Beach · San Luis Obispo County | — | — |
| Custom House | Cynthia Hynes Gonzales | — | (805) 235 3593 | GC, remodel, ADU | Atascadero · San Luis Obispo County | — | — |