Contra Costa County companies starting with C

611 companies, from California license records. Check any of them on the state's license lookup before you hire.

COMPTON CONSTRUCTIONAntioch · General Building Contractor (B)
COMTECH ELECTRICWalnut Creek · Electrical Contractor (C-10)
CONCEPT BUILDERSLafayette · General Building Contractor (B)
CONCOConcord · General Engineering Contractor (A) · General Building Contractor (B) · Concrete Contractor (C-8) · Steel Contractor (C-50, C-51) · Specialty ContractorPre-construction · Design/build · Rebar
CONCO PUMPINGConcord · Specialty ContractorConcrete Pumping · Rebar · Concrete Formwork
CONCO SERVICES LLCAntioch · General Engineering Contractor (A)
CONCORD CARPET AND HARDWOOD INCConcord · General Building Contractor (B) · Flooring Contractor (C-15)Carpet · Hardwood · Waterproof Vinyl
CONCORD CEMENTWalnut Creek · Concrete Contractor (C-8)
CONCORD DRYWALL INCConcord · Drywall Contractor (C-9) · Specialty Contractor
CONCORD GLASS INCConcord · Glazing Contractor (C-17)Window Repair & Installation · Commercial Storefront Glass · Custom Showers
CONCORD IRON WORKS INCPittsburg · Steel Contractor (C-50, C-51)
CONCORD LOCKSMITH AND SAFESConcord · Specialty ContractorTruck Locksmith · Car Door Lock Repair · Safe Installation and Cracking
CONCORD PLUMBING CO INCConcord · Plumbing Contractor (C-36)
CONCRETE CONSTRUCTIONOakley · Specialty Contractor
CONCRETE MASTER THERichmond · Concrete Contractor (C-8)
CONCRETE OF GOD THERichmond · Concrete Contractor (C-8)
CONCRETE PAVER RESTORATIONSWalnut Creek · Specialty ContractorConcrete Restoration · Concrete Resurfacing · Natural & Exotic Stone
CONCRETE VISIONS INCBrentwood · Concrete Contractor (C-8)
CONCRETUM OPERIS INCRichmond · General Building Contractor (B) · Concrete Contractor (C-8)Concrete Foundation · Diamond Core Drilling · Shotcrete
CONETEC INCRichmond · Specialty Contractor
CONNECTBrentwood · Low Voltage Systems Contractor (C-7)
CONNECT TEK OF CALIFORNIA INCBrentwood · General Building Contractor (B) · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)Home Automation · Lighting Control · Motorized Shades
CONNERSTONERichmond · Tile Contractor (C-54)
CONNOLLY HEATING & AIR CONDITIONINGPacheco · General Building Contractor (B) · HVAC Contractor (C-20)
CONNORS MICHAELConcord · General Building Contractor (B)
CONRAD PAINTING & DECORATINGLafayette · Painting Contractor (C-33)
CONRADO DRYWALLRichmond · Drywall Contractor (C-9)
CONSCIOUS CONSTRUCTION INCRichmond · General Building Contractor (B)New construction · Tenant improvement · Residential remodel
CONSIDERATE CONTRACTING INCConcord · General Building Contractor (B) · Plumbing Contractor (C-36)
CONSTABLE CONSTRUCTIONMoraga · General Building Contractor (B)
CONSTANZA CONSTRUCTION SERVICES LLCSan Ramon · General Building Contractor (B) · Specialty Contractor
CONSTELLATION LIGHTING AND ELECTRICEl Cerrito · Electrical Contractor (C-10)
CONSTRUART PAVERS COEl Sobrante · General Building Contractor (B) · Specialty Contractor
CONSTRUCTION BY D AND M INCAntioch · General Building Contractor (B)
CONSTRUCTION CONCEPTSPleasant Hill · General Building Contractor (B)
CONSTRUCTION DESIGN BY UNITEDConcord · General Building Contractor (B)
CONSTRUCTION H GROUPSan Pablo · General Engineering Contractor (A) · General Building Contractor (B)
CONSTRUCTION JOHN ROSS HOWERichmond · General Building Contractor (B)
CONSTRUCTION NETWORK INCMoraga · General Building Contractor (B)
CONSTRUCTION PROS LLCDanville · General Building Contractor (B)
CONSTRUCTION REMEDYPinole · General Building Contractor (B) · Painting Contractor (C-33)
CONSTRUCTION SERVICES AND REMODELINGDanville · General Building Contractor (B)
CONSTRUCTION SITE SERVICES INCPittsburg · General Building Contractor (B) · Electrical Contractor (C-10) · Fire Protection Contractor (C-16) · Solar Contractor (C-46)
CONSTRUCTION SPECIALTY SERVICEPittsburg · General Building Contractor (B)
CONSTRUCTION WEST SERVICES INCMartinez · General Building Contractor (B)
CONTINENTAL ELECTRICPinole · Electrical Contractor (C-10)Industrial electrical · Commercial electrical · Residential electrical
CONTOURS PRO CONSTRUCTIONAntioch · General Building Contractor (B) · Landscaping Contractor (C-27)
CONTRA COSTA BUILDERS LLCEl Cerrito · General Building Contractor (B)Kitchen remodeling · Bathroom remodeling · Home additions
CONTRA COSTA CARPENTER INCEl Sobrante · General Building Contractor (B)
CONTRA COSTA CLIMATE CONTROL INCConcord · HVAC Contractor (C-20)Air conditioning installation · Air conditioning repair · Heating installation
CONTRA COSTA DECKS LLCMartinez · Specialty ContractorComposite decks · Custom decks · Hardie siding
CONTRA COSTA DOOR COConcord · Specialty ContractorGarage doors · Garage door openers · Spring replacement
CONTRA COSTA ELECTRIC INCMartinez · General Engineering Contractor (A) · General Building Contractor (B) · Electrical Contractor (C-10)Commercial electrical · Industrial electrical · Telecom, IT, and low-voltage
CONTRA COSTA FIRE PROTECTION INCPittsburg · Fire Protection Contractor (C-16)
CONTRA COSTA LANDSCAPINGConcord · Landscaping Contractor (C-27)
CONTRA COSTA PAINTING INCConcord · Painting Contractor (C-33)Exterior painting · Exterior power washing · Commercial interior painting
CONTRA COSTA PLUMBINGClayton · Electrical Contractor (C-10) · Plumbing Contractor (C-36)
CONTRA COSTA ROOFWORKS INCConcord · General Building Contractor (B) · Roofing Contractor (C-39)
CONTRA COSTA TEAR OFF INCMartinez · Roofing Contractor (C-39)
CONTRA COSTA TREE & STUMP REMOVALEl Sobrante · Specialty Contractor
CONTRACT FINISH FLOORS INCConcord · Flooring Contractor (C-15) · Tile Contractor (C-54)
CONTRERAS PAINTING & DECORATINGConcord · Painting Contractor (C-33)
CONTROL TECHNOLOGYConcord · Electrical Contractor (C-10) · Plumbing Contractor (C-36)
CONTROLLED ACCESS GATE SERVICESSan Pablo · Specialty Contractor
CONWAY MASONRYPleasant Hill · General Building Contractor (B) · Masonry Contractor (C-29)
COOK B CONSTRUCTIONSan Ramon · General Building Contractor (B)
COOK WILLIAM SHELDONOakley · General Building Contractor (B)
COOL AIRE SYSTEMS INCBrentwood · HVAC Contractor (C-20)
COOL BREEZEBrentwood · HVAC Contractor (C-20)
COOLER SOLUTIONS INCAntioch · HVAC Contractor (C-20)
COOLING AND HEATING SOLUTIONSConcord · HVAC Contractor (C-20) · Specialty Contractor
COOPER JOHN I GENERAL CONTRACTOR INCWalnut Creek · General Building Contractor (B)
COPPER MOUNTAIN ELECTRICAntioch · Electrical Contractor (C-10)
CORBEL CONSTRUCTION COPleasant Hill · General Building Contractor (B)
CORBETT/SALVADOR CONSTRUCTION INCDanville · General Building Contractor (B)
CORDA SOLAR LLCDanville · Electrical Contractor (C-10) · Solar Contractor (C-46)Solar PV system installation · Battery energy storage systems · Solar pool heating
CORDOBA PAINTINGAntioch · Painting Contractor (C-33)
CORE BUILD GROUP INCDanville · General Building Contractor (B) · Painting Contractor (C-33)
CORE CONSTRUCTION BUILDERS AND ASSOCIATES INCSan Ramon · General Building Contractor (B) · HVAC Contractor (C-20) · Plumbing Contractor (C-36)Has a website
CORE CONSTRUCTION RESOURCESAntioch · General Building Contractor (B) · Lathing & Plastering Contractor (C-35)
COREY ARIN CONSTRUCTION INCRichmond · General Building Contractor (B)
COREY ENTERPRISES INCEl Sobrante · General Building Contractor (B)
CORNELL LANDSCAPING & MAINTENANCEConcord · Landscaping Contractor (C-27)
CORNELL ROOFING COMPANY INCConcord · Roofing Contractor (C-39)Roof repair and replacement · Re-roofing · Gutters
CORNERSTONE BUILDERSLafayette · General Building Contractor (B)
CORNERSTONE CONSTRUCTIONRichmond · General Building Contractor (B)ADU projects · Bathroom remodels · Kitchen remodels
CORNERSTONE ENVIRONMENTAL CONTRACTORS INCConcord · General Engineering Contractor (A) · Electrical Contractor (C-10) · Specialty Contractor
CORNERSTONE GENERAL CONSTRUCTIONPittsburg · General Building Contractor (B) · Electrical Contractor (C-10) · Sheet Metal Contractor (C-43)
CORNERSTONE HOME IMPROVEMENTSConcord · General Building Contractor (B)
CORNISH CONTRACTINGBethel Island · General Engineering Contractor (A) · General Building Contractor (B) · Specialty Contractor
CORONA BUILDERS MASONRY INCBrentwood · Masonry Contractor (C-29)
CORONA J CONSTRUCTIONPinole · General Building Contractor (B)
CORONA PAINTINGRichmond · Painting Contractor (C-33)
CORRAL COMMUNICATIONSPittsburg · Low Voltage Systems Contractor (C-7)
CORROSION CONCRETE RELATED SERVICESSan Ramon · General Engineering Contractor (A) · Specialty Contractor
CORSA PLUMBING AND ROOTERPleasant Hill · Plumbing Contractor (C-36) · Specialty ContractorTrenchless sewer, water and gas · Plumbing · Water heater replacement
CORT-YARD LANDSCAPEAntioch · Landscaping Contractor (C-27)
CORTES J CONSTRUCTIONEl Sobrante · General Building Contractor (B)
COSBY COLEMAN LANDSCAPE DESIGN AND INSTALLATIONRichmond · Landscaping Contractor (C-27)
COSETTI TIMAlamo · General Building Contractor (B)
COSMI CONSTRUCTIONConcord · General Building Contractor (B)
COSMIC RENOVATIONConcord · General Building Contractor (B)
COSS GENERAL CONSTRUCTIONAntioch · General Building Contractor (B) · Painting Contractor (C-33)
COSTA DEMOLITIONEl Cerrito · Earthwork & Paving Contractor (C-12) · Demolition Contractor (C-21)
COSTA S CONSTRUCTION INCSan Ramon · General Building Contractor (B)
COSTER CONSTRUCTIONBethel Island · General Building Contractor (B)
COTTAGE LANDSCAPINGOakley · Landscaping Contractor (C-27)
COUNCELL HEATING AND AIRAntioch · HVAC Contractor (C-20)
COUNTERTOP CONNECTIONPacheco · Cabinet, Millwork & Finish Carpentry (C-6) · Specialty Contractor
COUNTERTOPS BY STEVEKnightsen · Specialty Contractor
COUNTY ELECTRICWalnut Creek · Electrical Contractor (C-10)
COVALENT CONTROLS INCConcord · Electrical Contractor (C-10)
COVALT COMMUNICATIONSClayton · Low Voltage Systems Contractor (C-7)
COVENANT TECHNICAL SOLUTIONS INCDanville · General Engineering Contractor (A)
COWAN & THOMPSON CONSTRUCTION INCMartinez · General Engineering Contractor (A) · Earthwork & Paving Contractor (C-12)Retaining walls
COZY CONDITIONS HVACAntioch · HVAC Contractor (C-20)Heating repair and installation · Air conditioning repair and installation · Ventilation and indoor air quality
CPT BUILDERSBay Point · General Building Contractor (B)
CR GUTTERSOrinda · Specialty ContractorRain Gutter Solutions
CR LANDSCAPING SERVICES CORPAntioch · Landscaping Contractor (C-27)
CR RENOVATIONS CA INCDanville · General Building Contractor (B)
CRADER CONSTRUCTION SERVICES INCMartinez · General Building Contractor (B)
CRAFT MASTER CONSTRUCTIONSan Pablo · General Building Contractor (B)
CRAFTED EARTH DESIGN & BUILDDanville · General Building Contractor (B)
CRAFTS MAN CONSTRUCTIONBay Point · General Building Contractor (B) · Cabinet, Millwork & Finish Carpentry (C-6)
CRAFTSMAN DECKSSan Pablo · Cabinet, Millwork & Finish Carpentry (C-6)
CRAFTSMAN PAINTING AND RESTORATIONConcord · Painting Contractor (C-33)
CRAFTWORK ELECTRICRichmond · Electrical Contractor (C-10)
CRAIG BUILDERS INCBrentwood · General Building Contractor (B)
CRAIG CALVIN C LANDSCAPINGPleasant Hill · Landscaping Contractor (C-27)
CRAIG FENCINGPleasant Hill · Fencing Contractor (C-13)
CRANE CONSTRUCTIONWalnut Creek · General Building Contractor (B)General contracting · Remodeling · Renovations
CRAWFORD CONSTRUCTIONConcord · General Building Contractor (B)
CRAWFORD D & D INCPinole · Cabinet, Millwork & Finish Carpentry (C-6) · Low Voltage Systems Contractor (C-7)
CRAYS COOLING COMartinez · HVAC Contractor (C-20)
CREATE INTERIOR DESIGN AND REMODELINGWalnut Creek · General Building Contractor (B)Bathroom design and remodeling · Kitchen design and remodeling · Living spaces design and remodeling
CREATION 7 BUILDERSWalnut Creek · General Building Contractor (B) · Concrete Contractor (C-8)Home remodeling · Kitchen remodeling · Bathroom remodeling
CREATION NETWORKS INCConcord · Low Voltage Systems Contractor (C-7)Audio-visual sales · Audio-visual integration · Conference room systems
CREATIVE CEILINGS INCConcord · Insulation & Acoustical Contractor (C-2) · Drywall Contractor (C-9) · Painting Contractor (C-33)Acoustical ceilings · Drywall and taping · Metal stud framing
CREATIVE CHANGESWalnut Creek · Painting Contractor (C-33)
CREATIVE DRYWALLAntioch · Drywall Contractor (C-9)
CREATIVE ENERGY CORPORATIONRichmond · General Engineering Contractor (A) · General Building Contractor (B) · Specialty ContractorHot tubs · Swim spas · Saunas
CREATIVE ENVIRONMENTSAlamo · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)
CREATIVE HOME REMODELINGBay Point · General Building Contractor (B) · Specialty Contractor
CREATIVE LANDSCAPESSan Ramon · Landscaping Contractor (C-27)
CREATIVE PLUMBING AND CONSTRUCTION COMPANY INCOrinda · General Building Contractor (B) · Plumbing Contractor (C-36)
CREATIVE SHADESSan Ramon · General Building Contractor (B)Blinds · Roman Shades · Shutters
CREATIVE TILE AND MARBLE INCPleasant Hill · Tile Contractor (C-54)
CREATIVE TILE DESIGN INCSan Ramon · General Building Contractor (B) · Tile Contractor (C-54)
CREATIVE YARDS INCDanville · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)
CREATIVE YARDS OF BRENTWOODBrentwood · Landscaping Contractor (C-27)
CREEKSIDE PRO CONSTRUCTION INCPleasant Hill · General Building Contractor (B)ADU / Room Addition · Garage Transformation · Full Home Remodeling
CRESSLER CHRIS DESIGN BUILDCrockett · General Building Contractor (B)
CREST CONSTRUCTION & REMODELINGConcord · General Building Contractor (B)
CREST LANDSCAPEWalnut Creek · General Building Contractor (B) · Landscaping Contractor (C-27)
CRESTPOINT MECHANICAL LLCBrentwood · HVAC Contractor (C-20)
CRINNION CONSTRUCTION INCWalnut Creek · General Building Contractor (B)
CRISCOAntioch · General Building Contractor (B)
CROCKETT ELECTRIC COConcord · Electrical Contractor (C-10)
CROCKETT RODEO GLASSRodeo · Glazing Contractor (C-17)
CROSS LARRY CAlamo · General Building Contractor (B)
CROSSFIRE PROTECTIONBrentwood · Fire Protection Contractor (C-16)
CROUSE CONSTRUCTION COMPANY INCWalnut Creek · General Building Contractor (B)Design-Build · Construction Management · Seismic Retrofits
CROUSE GENERAL ENGINEERINGConcord · General Engineering Contractor (A) · Specialty Contractor
CROW CANYON HOME REPAIR & REMODELINGDanville · General Building Contractor (B)
CROWDER CONSTRUCTION INCAlamo · General Building Contractor (B)
CROWELL DEVELOPMENT INCAlamo · General Building Contractor (B)
CROWL PAINTING & CONSTRUCTION COEl Sobrante · General Building Contractor (B) · Painting Contractor (C-33)
CROWLEY BYRON CONSTRUCTION INCLafayette · General Building Contractor (B)
CROWN CONSTRUCTIONPleasant Hill · General Building Contractor (B)
CROWN ELECTRIC LLCConcord · Electrical Contractor (C-10)
CROWN GUTTERSMartinez · Specialty Contractor
CROWNE LANDSCAPE INCDiscovery Bay · Landscaping Contractor (C-27)
CROWWORKSSan Pablo · General Building Contractor (B)
CRUM RICHARDEl Sobrante · General Building Contractor (B)
CRUZ CON CORPOakley · General Building Contractor (B)
CRUZ ELECTRICALRichmond · Electrical Contractor (C-10)
CRUZ WILLIAM PLUMBINGRichmond · Plumbing Contractor (C-36)
CRYSTAL'S FLOORINGOakley · Flooring Contractor (C-15) · Tile Contractor (C-54)
CSB PLUMBINGSan Ramon · Plumbing Contractor (C-36)
CT ELECTRIC LLCEl Sobrante · Electrical Contractor (C-10)
CTM BUILDERS INCWalnut Creek · General Building Contractor (B)
CTV LUMINAIRE ELECTRIC LLCSan Pablo · Electrical Contractor (C-10)
CUESCONConcord · General Building Contractor (B)
CUEVAS FLOORSConcord · Flooring Contractor (C-15)
CUEVAS TILE & MARBLEConcord · Tile Contractor (C-54)
CULLUM WILLIAM HAROLDAlamo · General Building Contractor (B)
CULVERHOUSE CONSTRUCTIONRodeo · General Building Contractor (B)
CUNHA PAVERS INCRichmond · Specialty ContractorConcrete Construction · Concrete Flooring · Concrete Repair
CUNNIFF THOMAS CONSTRUCTIONKensington · General Building Contractor (B)
CUNNINGHAM CONSTRUCTIONConcord · General Building Contractor (B)
CURB APPEAL LANDSCAPE LLCClayton · Landscaping Contractor (C-27)
CURIEL CONSTRUCTION INCOakley · General Building Contractor (B)
CURIEL LANDSCAPE INCOakley · Landscaping Contractor (C-27) · Specialty Contractor
CURLEY CONSTRUCTIONLafayette · General Building Contractor (B)
CURRAN ELECTRICMartinez · Electrical Contractor (C-10)
CURRENT ELECTRIC & LIGHTING INCConcord · General Building Contractor (B) · Electrical Contractor (C-10)
CUSHING JEFFSan Ramon · General Building Contractor (B) · Drywall Contractor (C-9)
CUSHING ROBERTSan Ramon · Painting Contractor (C-33)
CUSTOM HOME INTEGRATORSPleasant Hill · Low Voltage Systems Contractor (C-7)
CUSTOM HOME INTERIORS INCPinole · General Building Contractor (B) · Drywall Contractor (C-9) · Lathing & Plastering Contractor (C-35)

Own one of these businesses? Claiming opens in California soon. Open your listing to hear the day it does.