| Chirco Construction | Chirco Michael | — | (657) 275 5386 | GC, remodel, ADU | Anaheim · Orange County | — | — |
| Chiseled Stone Masonry | Chiseled Stone Masonry | — | (657) 301 2097 | Other | Huntington Beach · Orange County | — | — |
| Chisoo Ahn | Chisoo Ahn | — | (714) 335 5208 | Windows, patio, painters | Placentia · Orange County | — | — |
| Chiuppi Tiling Company | Jonathan Michael Chiuppi | — | (949) 836 3013 | Other | Huntington Beach · Orange County | — | — |
| Chivano Window Cleaning And Pressure Washing | Escalante Edgardo Martinez | — | (714) 732 1368 | Other | Garden Grove · Orange County | — | — |
| Chk Construction INC DBA Kc Waterproofing | Kwang Chul Kim | — | (213) 800 3900 | GC, remodel, ADU | La Habra · Orange County | — | — |
| Choi H Painting | Choi H Painting | — | (323) 334 6543 | Windows, patio, painters | Yorba Linda · Orange County | — | — |
| Choice Air | Choice Air | — | (714) 388 7986 | HVAC | Brea · Orange County | — | — |
| Choice Electrical Construction | Thomas Michael Schuman | — | (714) 556 5684 | Other | Laguna Niguel · Orange County | — | — |
| Chol Lee Construction | Lee Chol Hyo | — | (714) 743 3605 | GC, remodel, ADU | Garden Grove · Orange County | — | — |
| Chon's Painting Co. | Kun Pae Chon | — | (714) 680 0677 | Windows, patio, painters | La Habra · Orange County | — | — |
| Chorak Enterprises INC | Edward Michael De La Torre | — | (714) 655 3362 | GC, remodel, ADU | Anaheim · Orange County | — | — |
| Chores Painting | Fernando Ceballos-Gutierrez | — | (714) 783 8360 | Windows, patio, painters | Anaheim · Orange County | — | — |
| Chosun Construction INC | Younghae Kim | — | (949) 233 0541 | GC, remodel, ADU | Irvine · Orange County | — | — |
| Chrete Home Construction | Isaac Timoteo Hernandez Lopez | — | (949) 558 6546 | GC, remodel, ADU | Tustin · Orange County | — | — |
| Chris A D'ambra General Contractor | Chris A D'ambra General Contractor | — | (714) 612 7601 | GC, remodel, ADU | Huntington Beach · Orange County | — | — |
| Chris Advanced Drywall Repair | Chris Advanced Drywall Repair | — | (949) 664 9159 | Other | Dana Point · Orange County | — | — |
| Chris Do | Chris Do | — | (714) 422 4721 | Electricians | Anaheim · Orange County | — | — |
| Chris Finegan | Chris Finegan | — | (714) 606 5820 | GC, remodel, ADU | Orange · Orange County | — | — |
| Chris Hlavatovic Painting | Chris Hlavatovic Painting | — | (203) 559 0267 | Windows, patio, painters | Mission Viejo · Orange County | — | — |
| Chris J Jun DBA Warner Development | Warner Development | — | (213) 923 1204 | GC, remodel, ADU | Fullerton · Orange County | — | — |
| Chris Jacques | Chris Jacques | — | (714) 713 8280 | Windows, patio, painters | Costa Mesa · Orange County | — | — |
| Chris King Construction INC | Christopher Loring King | — | (949) 249 5512 | GC, remodel, ADU | Laguna Niguel · Orange County | — | — |
| Chris Latin Construction | Christopher Philip Latin | — | (714) 892 0397 | GC, remodel, ADU | Huntington Beach · Orange County | — | — |
| Chris Manchester Electric | Christopher August Manchester | — | (949) 378 0217 | Electricians | San Clemente · Orange County | — | — |
| Chris Martin Construction Services | Christopher Don Martin | — | (949) 910 8534 | GC, remodel, ADU | Westminster · Orange County | — | — |
| Chris Moline Masonry | Chris Moline Masonry | — | (949) 842 2429 | Other | San Juan Capistrano · Orange County | — | — |
| Chris Nelson Construction Management | Christopher James Nelson | — | (714) 757 5948 | GC, remodel, ADU | Costa Mesa · Orange County | — | — |
| Chris Palmer Heating & Air Conditioning | Christopher Richard Palmer | — | (714) 397 7357 | HVAC | Fullerton · Orange County | — | — |
| Chris Pehkoff Construction INC | Christopher David Pehkoff | — | (949) 338 2142 | GC, remodel, ADU | Mission Viejo · Orange County | — | — |
| Chris Peters DBA Cp Construction Co | Christopher Eric Peters | — | (714) 458 5862 | GC, remodel, ADU | Garden Grove · Orange County | — | — |
| Chris Riggins Construction INC Riggins Wood Products | Christopher Ray Riggins | — | (714) 504 6370 | GC, remodel, ADU | Westminster · Orange County | — | — |
| Chris Rogers Plumbing | Chris Rogers Plumbing | — | (714) 450 0191 | Other | Fullerton · Orange County | — | — |
| Chris Smith DBA Smith A/v & Electrical | Christopher Byron Smith | — | (562) 449 7218 | Electricians | Los Alamitos · Orange County | — | — |
| Chris The Plumber | Chris The Plumber | — | (714) 588 9941 | Other | Garden Grove · Orange County | — | — |
| Chris Thorne Flooring | Chris Thorne Flooring | — | (714) 650 0731 | Other | Stanton · Orange County | — | — |
| Chris Udink Construction | Christopher Ryan Udink | — | (714) 917 9787 | GC, remodel, ADU | Anaheim · Orange County | — | — |
| Chris' Plumbing | Chris' Plumbing | — | (949) 942 5766 | Other | Santa Ana · Orange County | — | — |
| Christian Construction | Jae Hyun Rho | — | (714) 309 8284 | GC, remodel, ADU | Fullerton · Orange County | — | — |
| Christian Eden Garcia Prado | Christian Eden Garcia Prado | — | (949) 755 2857 | Other | Laguna Niguel · Orange County | — | — |