| Chacon Flooring INC | Jaime Antonio Chacon | — | (415) 297 1715 | Other | San Francisco · San Francisco County | — | — |
| Chalk Line LLC | Kelly Dungan Reimers | alex@property.com | (703) 856 1213 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chamberlain Landscaping | Chamberlain Landscaping | — | (650) 787 8568 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Chandler Property Management | Chandler Property Management | info@chandlerproperties.com | (415) 921-5733 | Property managers | San Francisco · San Francisco County | — | — |
| Chao Builders Group | Si Yun Wang | — | (415) 812 7094 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chao Li Electrical INC | Chao Quan Li | — | (415) 806 8215 | Electricians | San Francisco · San Francisco County | — | — |
| Charles Lee Construction | Lee Charles | — | (415) 335 0965 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Charles Schembri | Charles Schembri | — | (415) 656 0300 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Charles T Phipps | Charles T Phipps | — | (415) 385 3953 | Other | San Francisco · San Francisco County | — | — |
| Chasov Electrical Voice & Data | Michael Vladimir Chasov | — | (415) 682 7582 | Electricians | San Francisco · San Francisco County | — | — |
| Chen Herman Construction | Hao Wen Chen | — | (414) 939 1064 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chen's Electrical Co | Anderson Pei Gen Chen | — | (415) 710 1328 | Electricians | San Francisco · San Francisco County | — | — |
| Cheysten General Construction | Cheysten K Kawailima-ranis | — | (808) 258 7612 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chi Gan Chen | Chi Gan Chen | — | (415) 205 8788 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chin Tsai Liang | Chin Tsai Liang | — | (415) 722 1383 | Electricians | San Francisco · San Francisco County | — | — |
| Ching Loy Hong | Ching Loy Hong | — | (415) 681 2350 | Electricians | San Francisco · San Francisco County | — | — |
| Chiuhung Sieh | Chiuhung Sieh | — | (415) 418 8212 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chl Construction INC | Bryan B Hu | — | (415) 297 8897 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chongson Construction INC | Shick Kang Yue | — | (415) 816 2932 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chouen Liu | Chouen Liu | — | (415) 609 7711 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chris Dumlao Painting | Christopher Dominic Dumlao | — | (415) 613 3509 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Chris Plumbing Bay Area Services Corp | Joseph Filmus | — | (415) 740 4818 | Other | San Francisco · San Francisco County | — | — |
| Christophe Alfaro Landscaping | Christophe Alfaro Landscaping | — | (415) 760 3439 | Windows, patio, painters | San Francisco · San Francisco County | — | — |
| Christopher Gate Construction INC | Christopher Paul Gate | — | (415) 608 3015 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Christopher Grady | Christopher Grady | — | (415) 420 4949 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Christos Alexandridis | Christos Alexandridis | — | (347) 580 2202 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chun Electrical INC | Bo Jun Rong | — | (415) 533 0682 | Electricians | San Francisco · San Francisco County | — | — |
| Chun Sheng Huang | Chun Sheng Huang | — | (415) 810 8621 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chung Kee Construction Company | Man Kwong Wong | — | (415) 860 8508 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Chung Wah Plumbing & Fire Protection | Steven Trevor Yeung | — | (415) 559 3853 | Other | San Francisco · San Francisco County | — | — |
| Ciarrai Construction | Brian Thomas Leen | — | (650) 727 2599 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| Citi - Seismic | Aleksandar Juretic | info@citi-seismic.com | (415) 678 5393 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| City 21 Construction | City 21 Construction | — | (415) 579-0501 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| City Design Construction | Truman Shanwen Kwok | — | (415) 513 9301 | GC, remodel, ADU | San Francisco · San Francisco County | — | — |
| City Door Hardware | Donald Toy | — | (415) 431 0400 | Other | San Francisco · San Francisco County | — | — |
| City Flooring Repair | City Flooring Repair | — | (415) 580 8396 | Other | San Francisco · San Francisco County | — | — |
| City Graphic Non-electrical Sign Solutions | Craig Loren Furst | — | (510) 397 2625 | Other | San Francisco · San Francisco County | — | — |
| City Overhead Doors | Cheung Ronald | — | (415) 759 8094 | Other | San Francisco · San Francisco County | — | — |
| City Preferred Plumbing | Damon Leroy Mckinney | — | (415) 306 0866 | Other | San Francisco · San Francisco County | — | — |
| City Spark Electric INC | Jing Jin Lin | — | (415) 948 7889 | Electricians | San Francisco · San Francisco County | — | — |