| Canopy Design Build | Canopy Design Build | — | (907) 419 4323 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Canyon Electric | James Coleman Lynch | service@canyonelectric.com | (530) 615 1449 | Electricians | Grass Valley · Nevada County | — | — |
| Care - Com Telecommunications | Care - Com Telecommunications | — | (951) 743 3655 | Other | Penn Valley · Nevada County | — | — |
| Carlson's Electronics INC | Russell Warren Carlson | info@carlsonselectronics.com | (530) 587 1430 | Other | Truckee · Nevada County | — | — |
| Carney Building Services INC | Joseph Frank Iii Carney | joe@carneybuildingservices.com | (828) 775 9888 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Caron-phee General Contractors | Carol Ann Caron | — | (321) 626 6276 | GC, remodel, ADU | Soda Springs · Nevada County | — | — |
| Casa Di Terra | Casa Di Terra | zachi@casaditerra.net | (530) 205 6618 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Casey Custom Builders | Stephen Nathanael Casey | — | (530) 448 8599 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Cassotta Construction Co General Building & Electrical Contractor | David Anthony Cassotta | — | (916) 218 2233 | Electricians | Grass Valley · Nevada County | — | — |
| Castle Peak Construction | Ty Hartin Fields | — | (530) 362 4500 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Castle Peak Painting Co | David Scott Canino | — | (530) 587 4238 | Windows, patio, painters | Truckee · Nevada County | — | — |
| Castlewood Construction | Roy George Applequist | — | (530) 913 0206 | GC, remodel, ADU | Penn Valley · Nevada County | — | — |
| Cecil Construction INC | Robert Bruce Cecil | — | (530) 274 1516 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Celis Construction | Celis Contreras Jesus | celisconstruction@gmail.com | (530) 386 7285 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Century 21 Cornerstone Realty | Century 21 Cornerstone Realty | info@c21cornerstone.com | (800) 992-3883 | Property managers | Nevada City · Nevada County | — | — |
| Cepeda Electric | Edward Anibal Cepeda | — | (530) 477 6927 | Electricians | Grass Valley · Nevada County | — | — |
| Ceselini Construction INC | Verlon Richard Ceselini | — | (530) 362 6778 | GC, remodel, ADU | Chicago Park · Nevada County | — | — |
| Cg General Construction INC | Chad Allen Gauthier | — | (530) 559 5083 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Chadwick's Welding | Chadwick's Welding | — | (530) 414 5045 | Other | Nevada City · Nevada County | — | — |
| Chalstrom Builders INC | Annetta Theresa Chalstrom | — | (415) 461 2912 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Chameleon Painting & Decorating | Chameleon Painting & Decorating | — | (530) 386 1698 | Windows, patio, painters | Truckee · Nevada County | — | — |
| Chantal C Blake | Chantal C Blake | — | (650) 222 6142 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Charge On LLC | Brook Nelson Buswell | — | (415) 531 5100 | Electricians | Truckee · Nevada County | — | — |
| Charles B Messner | Charles B Messner | — | (530) 913 8094 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Chavez Construction INC | Francisco Javier Chavez Gudino | — | (530) 208 8036 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Cherokee Dev Corp | Timothy Allen Callaway | — | (530) 559 1952 | Other | Cedar Ridge · Nevada County | — | — |
| Chino The Painter | Chino The Painter | — | (775) 691 8236 | Windows, patio, painters | Truckee · Nevada County | — | — |
| Chris Amson Electrical Contractor | Christopher Charles Amson | — | (530) 264 8573 | Electricians | Nevada City · Nevada County | — | — |
| Chris Leppek Builder | Chris Leppek Builder | — | (530) 913 6672 | GC, remodel, ADU | Penn Valley · Nevada County | — | — |
| Christian Batthany Masonry | Christian Batthany Masonry | — | (607) 437 9713 | Other | Truckee · Nevada County | — | — |
| Christian Gerber | Christian Gerber | — | (530) 263 1657 | Other | Truckee · Nevada County | — | — |
| Christopher F Hoxie | Christopher F Hoxie | — | (530) 263 6940 | GC, remodel, ADU | Nevada City · Nevada County | — | — |
| Christopher Keeling Floors | Christopher Keeling Floors | — | (530) 913 1373 | Other | Nevada City · Nevada County | — | — |
| Ciganik Construction | Jerome Jason Ciganik | — | (530) 214 6127 | GC, remodel, ADU | Truckee · Nevada County | — | — |
| Ciric Construction | Daniel Ovidiu Ciric | — | (916) 549 4800 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Cirino Construction | Francis Jerome Cirino | — | (530) 277 6192 | GC, remodel, ADU | Grass Valley · Nevada County | — | — |
| Cityscape Painting Company LLC | Remington Chandler Law | — | (530) 615 8107 | Windows, patio, painters | Grass Valley · Nevada County | — | — |
| Clearing Concepts Landscape Company | Joshua Samuel Orenstein | — | (530) 412 1660 | Windows, patio, painters | Grass Valley · Nevada County | — | — |
| Cleaveland's Electric | Michael Scott Jr Cleaveland | michael@cleavelandselectric.com | (775) 200 8362 | Electricians | Truckee · Nevada County | — | — |
| Cody Heller Construction | Cody Ryan Heller | — | (530) 587 4827 | GC, remodel, ADU | Truckee · Nevada County | — | — |