| Carlson Tile | Carlson Tile | — | (619) 743 2231 | Other | San Diego · San Diego County | — | — |
| Carmel Valley Construction | Susanne Rubsamen Hilse | — | (858) 350 8838 | GC, remodel, ADU | Del Mar · San Diego County | — | — |
| Carmel Valley Contractors INC | Philip John Boczanowski | — | (619) 972 2977 | GC, remodel, ADU | La Jolla · San Diego County | — | — |
| Carmel Valley Glass Company | Bradley Alan Meshke | — | (619) 987 4675 | Windows, patio, painters | Encinitas · San Diego County | — | — |
| Carmel Valley Plumbers | Carmel Valley Plumbers | — | (858) 242 7846 | Other | La Jolla · San Diego County | — | — |
| Carmelo INC | Jose Carmen De La Rosa | info@carmelo.com | (619) 794 8510 | Windows, patio, painters | San Diego · San Diego County | — | — |
| Carnation Construction | Cheryl Lynn Tiscareno | — | (619) 885 1368 | GC, remodel, ADU | Jamul · San Diego County | — | — |
| Carney Fence | Carney Fence | carneyfence@verizon.net | (760) 805 3893 | Other | Vista · San Diego County | — | — |
| Carnik Residential Design | Nicholas Christian Dorendorf | — | (619) 817 7941 | GC, remodel, ADU | Lakeside · San Diego County | — | — |
| Carnley Construction | Bill Douglas Jr Carnley | — | (760) 708 6051 | GC, remodel, ADU | Ramona · San Diego County | — | — |
| Caro's Landscape INC | Leon Hector Caro | — | (760) 644 3367 | Windows, patio, painters | San Marcos · San Diego County | — | — |
| Carolino And Son Engineering Corporation | Alex Cuarteron Sr Carolino | — | (619) 434 9200 | GC, remodel, ADU | National City · San Diego County | — | — |
| Carpenter's Painting | Carpenter's Painting | — | (619) 357 3768 | Windows, patio, painters | Oceanside · San Diego County | — | — |
| Carpenter's Plumbing INC | Stephan Michel Carpenter | — | (760) 745 0465 | Other | Escondido · San Diego County | — | — |
| Carpet & Flood Patrol | Carpet & Flood Patrol | — | (619) 390 5537 | Other | El Cajon · San Diego County | — | — |
| Carpet Cleaners R Us INC DBA Ccrus Construction | Matthew Dean Ross | chad@woodchuckfloors.com | (858) 997 4945 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Carpet Installers INC | Matthew Francis Dene' | — | (619) 805 5225 | Other | Santee · San Diego County | — | — |
| Carpeteria Carpet One Floor And Home | Markarian Melkon | — | (858) 547 3400 | Other | San Diego · San Diego County | — | — |
| Carpetologist | Michael James Marrone | carpetologist@outlook.com | (619) 448 6849 | Other | El Cajon · San Diego County | — | — |
| Carpets By Phillips | Kenneth James Jr Calkin | — | (760) 208 9491 | Other | Oceanside · San Diego County | — | — |
| Carr-val Turf | Jesus Manuel Carrillo | — | (760) 535 6338 | Windows, patio, painters | Escondido · San Diego County | — | — |
| Carrada Painting | Carrada Painting | — | (760) 445 4276 | Windows, patio, painters | Escondido · San Diego County | — | — |
| Carrasco Builders INC | Corey Alan Carrasco | — | (760) 672 6923 | GC, remodel, ADU | Vista · San Diego County | — | — |
| Carrasco's Roofing INC | Dario Carrasco-Garcia | — | (760) 270 8063 | Other roofers | Vista · San Diego County | — | — |
| Carrera Flooring | Jose Manuel Carrera Sarinana | — | (619) 572 8810 | Other | San Diego · San Diego County | — | — |
| Carrillo Concrete INC | Pedro M Carrillo | — | (760) 877 7310 | Other | Escondido · San Diego County | — | — |
| Carrillo Hardwood Floors | Carrillo Hardwood Floors | — | (760) 445 0121 | Other | Escondido · San Diego County | — | — |
| Carrillo Roofing Tear Off INC | Alvaro Carrillo-Chino | — | (619) 384 5422 | Other roofers | San Diego · San Diego County | — | — |
| Carrillo Tile & Remodeling | Carrillo Tile & Remodeling | — | (619) 851 2058 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Carrillo's Floor Covering INC | Francisco Arturo Carrillo | — | (760) 268 0529 | Other | Carlsbad · San Diego County | — | — |
| Carrillo's Flooring | Carrillo's Flooring | — | (619) 228 4074 | Other | Chula Vista · San Diego County | — | — |
| Carrillo's Landscaping Co | Luciano Carrillo | — | (619) 622 5522 | Windows, patio, painters | San Diego · San Diego County | — | — |
| Carrion Construction INC | Mark Anthony Carrion | — | (619) 252 2028 | GC, remodel, ADU | San Diego · San Diego County | — | — |
| Carroll Engineering & Construction | Anthony John Carroll | — | (760) 525 4054 | Other | San Marcos · San Diego County | — | — |
| Carroll Metal Works INC | Patrick William Carroll | — | (619) 477 9125 | Other | National City · San Diego County | — | — |
| Carroll Plumbing | Carroll Plumbing | mjcarroll88@gmail.com | (773) 807-7724 | Other | Escondido · San Diego County | — | — |
| Carter Electric INC | Randall Curtis Carter | — | (858) 278 7878 | Electricians | San Diego · San Diego County | — | — |
| Carter Heat & Air | Chad Thomas Carter | chad@carterheatair.com | (619) 695 3888 | HVAC | Santee · San Diego County | — | — |
| Carter Plumbing | Geoffrey John Carter | — | (760) 271 0292 | Other | San Diego · San Diego County | — | — |
| Carter Tile | Carter Tile | — | (858) 220 1239 | Other | El Cajon · San Diego County | — | — |