| Caplinger Construction INC | Cheri Jeane Caplinger | — | (909) 880 6200 | Other | San Bernardino · San Bernardino County | — | — |
| Caraway Construction INC | James Kenneth Caraway | — | (760) 372 5893 | GC, remodel, ADU | Trona · San Bernardino County | — | — |
| Carbajal Construction INC | Efrain Sr Carbajal | — | (909) 728 0965 | GC, remodel, ADU | Colton · San Bernardino County | — | — |
| Card Construction | David William Card | — | (760) 910 1391 | GC, remodel, ADU | Yucca Valley · San Bernardino County | — | — |
| Cardenas Electric | Javier Jr Cardenas | — | (909) 630 4155 | Electricians | Rancho Cucamonga · San Bernardino County | — | — |
| Care One Plumbing INC | Paul Robert Ramirez | paul@careoneplumbing.com | (909) 657 2345 | Other | Chino · San Bernardino County | — | — |
| Care Roofing INC | Rene Octavio Diazchavez | — | (760) 408 0197 | Other roofers | Joshua Tree · San Bernardino County | — | — |
| Careys Custom Cabinets | Careys Custom Cabinets | — | (951) 259 7638 | Other | Yucaipa · San Bernardino County | — | — |
| Caribbean Castles INC | Sean Anthony Belletty | — | (760) 964 1940 | GC, remodel, ADU | Hesperia · San Bernardino County | — | — |
| Carl Weger Painting | Carl Weger Painting | — | (760) 912 1817 | Windows, patio, painters | Oak Hills · San Bernardino County | — | — |
| Carl's Air Conditioning | Carl's Air Conditioning | — | (909) 754 1705 | HVAC | Upland · San Bernardino County | — | — |
| Carlins Construction INC | Prieto Felix Carlin | — | (909) 746 3029 | GC, remodel, ADU | Hesperia · San Bernardino County | — | — |
| Carlitos Concrete | Carlitos Concrete | carlitosconcrete@outlook.com | (385) 358 5646 | Other | San Bernardino · San Bernardino County | — | — |
| Carlos Afm Painting | Carlos Afm Painting | — | (909) 273 8775 | Windows, patio, painters | Twin Peaks · San Bernardino County | — | — |
| Carlos And Sons Plumbing | Damian Carlos Diaz | — | (909) 753 3640 | Other | Rialto · San Bernardino County | — | — |
| Carlos De La Cruz & Co A Partnership DBA Dlc Construction | Frank Anthony Aguirre | — | (909) 993 2989 | GC, remodel, ADU | Chino · San Bernardino County | — | — |
| Carlos Gutierrez Construction | Carlos Felipe Gutierrez Jimenez | — | (909) 733 1918 | Other | Highland · San Bernardino County | — | — |
| Carlos Guzman | Carlos Guzman | — | (951) 712 8923 | GC, remodel, ADU | Victorville · San Bernardino County | — | — |
| Carlos V Lath & Plastering | Carlos Desiderio Carlos | — | (909) 684 2610 | Other | Bloomington · San Bernardino County | — | — |
| Carlos Villegas | Carlos Villegas | — | (909) 706 7428 | Electricians | Rancho Cucamonga · San Bernardino County | — | — |
| Carlos' Residential Maintenance | Carlos' Residential Maintenance | — | (909) 266 6846 | GC, remodel, ADU | San Bernardino · San Bernardino County | — | — |
| Carlson Masonry | Carlson Masonry | — | (760) 953 1975 | Other | Apple Valley · San Bernardino County | — | — |
| Carlyle Glasgow Welding Services | Carlyle Frank Glasgow | — | (909) 902 1814 | Other | Ontario · San Bernardino County | — | — |
| Carpenter & Sons General Contractors INC | John Walter Iii Carpenter | — | (760) 617 5909 | Other | Hesperia · San Bernardino County | — | — |
| Carpentry & More | Carpentry & More | — | (909) 875 3003 | GC, remodel, ADU | Rialto · San Bernardino County | — | — |
| Carpentry Plus Framing To Finish | Carpentry Plus Framing To Finish | — | (909) 841 7454 | GC, remodel, ADU | Yucaipa · San Bernardino County | — | — |
| Carpet & Flooring Investors INC | Aguilar Silvestre Castro | — | (760) 877 6797 | Other | Victorville · San Bernardino County | — | — |
| Carpet Corral | Carpet Corral | — | (760) 244 3197 | Other | Hesperia · San Bernardino County | — | — |
| Carpet Craft Floor Covering | Carpet Craft Floor Covering | — | (909) 213 4146 | Other | Redlands · San Bernardino County | — | — |
| Carpet Station INC | Curtis Joe Dunn | — | (909) 364 1010 | Other | Chino · San Bernardino County | — | — |
| Carranza Electric INC | Reyes Antonio Carranza | — | (626) 392 7215 | Electricians | Phelan · San Bernardino County | — | — |
| Carrasco Concrete | Carrasco Concrete | — | (909) 664 3172 | Other | Upland · San Bernardino County | — | — |
| Carreon Construction | Roberto Perez Carreon | — | (909) 633 7677 | GC, remodel, ADU | Redlands · San Bernardino County | — | — |
| Carrera Rosas Roofing | Miguel Carrera | — | (916) 807 2545 | Other roofers | San Bernardino · San Bernardino County | — | — |
| Carrillo Concrete Services INC | Jose Guadalupe Carrillo | — | (951) 756 6581 | Other | Yucaipa · San Bernardino County | — | — |
| Carrillo Construction Co | Carrillo Robert | — | (909) 208 7551 | GC, remodel, ADU | San Bernardino · San Bernardino County | — | — |
| Carrillo Electric INC | Ismael Garcia Carrillo | lemonad@jovanny.ru | (909) 473 0870 | Electricians | San Bernardino · San Bernardino County | — | — |
| Carrillo Flooring Installation INC | Rosalio O'brayan Carrillo Rodriguez | — | (909) 252 2692 | Other | Colton · San Bernardino County | — | — |
| Carrillo Power Construction | David Octavio Carrillo | — | (909) 265 3004 | GC, remodel, ADU | Rialto · San Bernardino County | — | — |
| Carrion Air Conditioning & Heating Repairs INC | Francisco Jr Carrion | — | (909) 421 2874 | HVAC | Bloomington · San Bernardino County | — | — |