| Consolidated Electrical Distributors | Consolidated Electrical Distributors | — | (209) 722-3641 | Electricians | Merced · Merced County | — | — |
| Cook's Backhoe Service | James Conrad Cook | — | (209) 769 7582 | Other | Winton · Merced County | — | — |
| Coolflow Solutions Heating And Cooling | Armando Espinoza | — | (831) 666 2238 | HVAC | Los Banos · Merced County | — | — |
| Cordoza Anthony Construction | Anthony Michael Cordoza | — | (209) 205 0246 | GC, remodel, ADU | Cressey · Merced County | — | — |
| Corena Plumbing LLC | Marvin Aristides Corena Menjivar | corenaplumbing@gmail.com | (925) 538-5258 | Other | Los Banos · Merced County | — | — |
| Coronado Landscape | Coronado Landscape | — | (209) 658 6845 | Windows, patio, painters | Atwater · Merced County | — | — |
| Corpuz Construction | Dana Glenn Corpuz | — | (209) 509 6222 | GC, remodel, ADU | Los Banos · Merced County | — | — |
| Corys Plumbing | Corys Plumbing | — | (209) 349 1315 | Other | Merced · Merced County | — | — |
| Cosmic Comfort | Benjamin James Giesbrecht | ben@cosmiccomfort.com | (209) 222 3161 | HVAC | Atwater · Merced County | — | — |
| Cosmic Comfort Electrical & HVAC | Cosmic Comfort Electrical & HVAC | ben@cosmiccomfort.com | (209) 203-0156 | HVAC | Merced · Merced County | — | — |
| Country Comfort Pool Services Division | Country Comfort Pool Services Division | — | (209) 723-3475 | Pool | Merced · Merced County | — | — |
| Countryside Property Management | Countryside Property Management | information@countrysidepm.com | (209) 566-1800 | Property managers | Modesto · Merced County | — | — |
| Cowden Construction | Jason Ralph Cowden | — | (209) 564 1601 | GC, remodel, ADU | Atwater · Merced County | — | — |
| Cox Construction | Michael Thomas Cox | — | (209) 769 7782 | GC, remodel, ADU | Merced · Merced County | — | — |
| Craftswomen Landscape | Jenny Ayala | — | (209) 291 4347 | Windows, patio, painters | Merced · Merced County | — | — |
| Craig A Turner | Craig A Turner | — | (209) 996 4174 | GC, remodel, ADU | Gustine · Merced County | — | — |
| Creative Voice And Data Networks INC | J J Maldonado | — | (209) 723 6047 | Other | Merced · Merced County | — | — |
| Creekside Landscape LLC | Matthew Joseph Jorge | — | (209) 704 4220 | Windows, patio, painters | Los Banos · Merced County | — | — |
| Cresci D A Painting And Construction INC | Daniel Anthony Cresci | — | (209) 631 1351 | GC, remodel, ADU | Merced · Merced County | — | — |
| Crj Construction INC | Humberto Guzman | — | (831) 854 8507 | GC, remodel, ADU | Los Banos · Merced County | — | — |
| Custom Electric | Custom Electric | — | (209) 384-7067 | Electricians | Merced · Merced County | — | — |
| Custom Express Construction | Thomas R Gonzalez | — | (209) 595 0145 | GC, remodel, ADU | Merced · Merced County | — | — |
| Custom Fit Finish | Custom Fit Finish | — | (209) 595 2302 | Other | Hilmar · Merced County | — | — |
| Cuttone Construction | Frank Joseph Cuttone | — | (209) 631 8666 | GC, remodel, ADU | Merced · Merced County | — | — |
| Cvwd Construction | Jennifer Joye Gonzalves | — | (209) 769 4732 | GC, remodel, ADU | Winton · Merced County | — | — |
| D & A Concrete | D & A Concrete | — | (209) 384 8170 | Other | Merced · Merced County | — | — |
| D & D Pest Control | D & D Pest Control | — | (209) 383-6070 | Pest, tile roofs | Merced · Merced County | — | — |
| D & L Pump Service | Nance Derek | — | (209) 726 5262 | Other | Merced · Merced County | — | — |
| D & S Construction Co | Dennis Lee Rolfe | — | (209) 358 5548 | GC, remodel, ADU | Atwater · Merced County | — | — |
| D - Squared Construction | Darin Joseph Deniz | — | (209) 262 8468 | GC, remodel, ADU | Hilmar · Merced County | — | — |
| D E Construction | Timothy Charles Williams | — | (209) 777 4746 | GC, remodel, ADU | Merced · Merced County | — | — |
| D J Rocha INC | Danny Enes Rocha | — | (209) 652 6995 | Other | Hilmar · Merced County | — | — |
| D M C Compressor Services INC | Danny Lee Mc Donough | — | (209) 216 8734 | HVAC | Stevinson · Merced County | — | — |
| D R C Contractors INC | Darin Joseph Deniz | — | (209) 602 4333 | GC, remodel, ADU | Hilmar · Merced County | — | — |
| D' Construction | Gonzalez Rubio Francisco | — | (714) 681 4514 | GC, remodel, ADU | Merced · Merced County | — | — |
| D/m Heating & Air INC | Manuel Fuentes Castro | — | (209) 563 9272 | HVAC | Delhi · Merced County | — | — |
| Dac Remodeling INC | David Arnold Anderson | — | (209) 634 7707 | Electricians | Hilmar · Merced County | — | — |
| Daguerre Construction | Brian Gene Daguerre | — | (209) 777 4306 | HVAC | Los Banos · Merced County | — | — |
| Dani's Heating And Air Conditioning INC | Hurtado Arroyo Daniel | — | (209) 580 9111 | HVAC | Winton · Merced County | — | — |
| Daniel Martinez Fencing | Daniel Martinez Fencing | — | (209) 626 0656 | Other | Los Banos · Merced County | — | — |