| Caterpillar Landscape | Caterpillar Landscape | — | (909) 565 6042 | Windows, patio, painters | Hesperia · San Bernardino County | — | — |
| Cattrac Construction INC | Stephanie Ann Dineen | — | (909) 355 1146 | Other | Mentone · San Bernardino County | — | — |
| Cawy Electrical Contractor | Lihua Yu | — | (626) 941 4786 | Electricians | Fontana · San Bernardino County | — | — |
| Cayman Construction INC | Matthew Alan Jordan | — | (909) 481 1150 | GC, remodel, ADU | Rancho Cucamonga · San Bernardino County | — | — |
| Cayton Electric | William Francis Cayton | — | (909) 823 0137 | Electricians | Fontana · San Bernardino County | — | — |
| Caz-co Const Co | Ben Hernandez Cazares | — | (951) 212 8394 | GC, remodel, ADU | Upland · San Bernardino County | — | — |
| Cb Bright Corp DBA Cb Bright Construction | Carlos Ignacio Barrera | — | (323) 898 4298 | GC, remodel, ADU | Rancho Cucamonga · San Bernardino County | — | — |
| Cb Removal | Cb Removal | — | (909) 856 3739 | Other | Yucaipa · San Bernardino County | — | — |
| Cbrb Construction | Antonio Murratalla Sr Manzano | tonym@cbrbconstruction.com | (626) 217 3164 | GC, remodel, ADU | Montclair · San Bernardino County | — | — |
| Cbx Construction INC | Javier Francisco Terriquez | — | (909) 210 5622 | Electricians | Ontario · San Bernardino County | — | — |
| Ccdc Corp | Santos Abelino Cantarero Moreira | — | (840) 215 7179 | GC, remodel, ADU | Highland · San Bernardino County | — | — |
| Cck & Associates Construction INC | Charles Christian Klein | — | (909) 336 7713 | GC, remodel, ADU | Rancho Cucamonga · San Bernardino County | — | — |
| Ccl Tree Service Co | Luis Benitez | — | (909) 556 9471 | Tree | San Bernardino · San Bernardino County | — | — |
| Ccs California Contracting Services LLC | Carlos Luis Jr Cuevas | — | (951) 573 2566 | GC, remodel, ADU | San Bernardino · San Bernardino County | — | — |
| Ccs Remodeling | Ccs Remodeling | ccsremodeling17@gmail.com | (909) 452 1334 | GC, remodel, ADU | Victorville · San Bernardino County | — | — |
| Cd Imaging And Signs | Steven Lawrence Cramer | — | (909) 397 5770 | GC, remodel, ADU | Montclair · San Bernardino County | — | — |
| Cdn Construction | Christopher Donavan Nugent | — | (909) 262 8507 | GC, remodel, ADU | Ontario · San Bernardino County | — | — |
| Cdr Electric Corp | Corey James Alford | — | (760) 985 6483 | HVAC | Apple Valley · San Bernardino County | — | — |
| Ceballos Excavation Services LLC | Victor Manuel Ceballos | — | (909) 910 1988 | Other | San Bernardino · San Bernardino County | — | — |
| Ceballos Roofing | Ceballos Cecilio | — | (760) 953 5962 | Other roofers | Barstow · San Bernardino County | — | — |
| Cedar Companies LLC | Navarro Berenice Lopez | — | (909) 800 2241 | Windows, patio, painters | Bloomington · San Bernardino County | — | — |
| Cedars General Building Contractor | Cedars General Building Contractor | — | (626) 383 5866 | GC, remodel, ADU | San Bernardino · San Bernardino County | — | — |
| Cedillo's Mechanical HVAC INC | Jose Manuel Cedillo | — | (951) 377 9034 | HVAC | Rialto · San Bernardino County | — | — |
| Ceiling Master LLC | Jesus Omar Andrade | — | (909) 840 8089 | Other | Ontario · San Bernardino County | — | — |
| Cemtec Concrete Restoration | Patrick Michael Mcveigh | — | (909) 952 1955 | Restoration | Fontana · San Bernardino County | — | — |
| Centerline Wood Products | Michael Paul Rodriguez | — | (760) 246 4530 | Other | Victorville · San Bernardino County | — | — |
| Central Air Services INC | Kevin Paul Ramirez | — | (909) 980 1336 | HVAC | Rancho Cucamonga · San Bernardino County | — | — |
| Central Contracting Co | Robert Lynn Hogarth | — | (760) 703 6234 | GC, remodel, ADU | Crestline · San Bernardino County | — | — |
| Century 22 Construction Services INC | Terrence Anthony Moncrief | — | (951) 538 9465 | HVAC | Havasu Lake · San Bernardino County | — | — |
| Century Flooring And Decor | Fadwa Sayah Naoufal | — | (909) 820 0245 | Other | Rialto · San Bernardino County | — | — |
| Century Modern General Contractors LLC | Anthony James Sims | — | (800) 990 3731 | GC, remodel, ADU | Upland · San Bernardino County | — | — |
| Cep - Star Corporation | Emil Petru Catinean | — | (909) 913 3847 | Electricians | Loma Linda · San Bernardino County | — | — |
| Cerritos Construction & Design | Jose Alberto Ramirez | — | (909) 518 6593 | GC, remodel, ADU | San Bernardino · San Bernardino County | — | — |
| Certerra Subsurface Imaging INC | Jaime Barajas Martinez | — | (754) 249 3941 | Other | Rancho Cucamonga · San Bernardino County | — | — |
| Certified Doors And Hardware | Rhett Leon Gentemann | — | (909) 549 8819 | Other | Rancho Cucamonga · San Bernardino County | — | — |
| Certified Plumbing And Rooter | Certified Plumbing And Rooter | — | (909) 676 5808 | Other | Highland · San Bernardino County | — | — |
| Certified Roofing | Jesse James Williams | — | (760) 628 5927 | Other roofers | Hesperia · San Bernardino County | — | — |
| Certified Unique Tile Company INC | Christopher Manuel Lopez | — | (714) 769 0333 | Other | Fontana · San Bernardino County | — | — |
| Cervantes Hardscapes INC DBA Cervantes Landscaping | Cervantes Francisco | — | (909) 585 6956 | Windows, patio, painters | Big Bear Lake · San Bernardino County | — | — |
| Cervantes Refinishing & Paint | Francisco Javier Cervantes Mendoza | — | (909) 753 8798 | Windows, patio, painters | Rialto · San Bernardino County | — | — |