Los Angeles County companies A–Z

47,486 companies, from California license records. Check any of them on the state's license lookup before you hire.

ADAR BUILDERS INCWinnetka · General Building Contractor (B) · Roofing Contractor (C-39) · Specialty Contractor
ADAR HOMESLos Angeles · General Building Contractor (B)
ADATO ROOFINGStevenson Ranch · Roofing Contractor (C-39)
ADAZA ELECTRIC INCRedondo Beach · Electrical Contractor (C-10)
ADB ENTERPRISELong Beach · General Engineering Contractor (A) · General Building Contractor (B)
ADBZ CONSTRUCTIONNorth Hollywood · General Building Contractor (B) · Electrical Contractor (C-10) · Plumbing Contractor (C-36)
ADC CONSTRUCTION COMPANYTemple City · General Building Contractor (B)
ADC CORPAltadena · General Building Contractor (B)
ADC MANAGEMENT INCLos Angeles · General Building Contractor (B)
ADCO ROOFING AND WATERPROOFINGNorth Hollywood · General Building Contractor (B) · Painting Contractor (C-33) · Roofing Contractor (C-39) · Specialty ContractorRoofing · Waterproofing · Repair & Maintenance
ADCO SERVICES INCMontebello · Landscaping Contractor (C-27)Commercial Landscape Maintenance · Commercial Landscaping · Commercial Design
ADD PLUMBING INCSan Fernando · Plumbing Contractor (C-36)
ADD SOLARPomona · Solar Contractor (C-46)
ADDESSI BROTHERS INCDowney · General Building Contractor (B)
ADDISON POOL WATERSValley Village · Swimming Pool Contractor (C-53)
ADDISON POOLSValley Village · General Building Contractor (B) · Swimming Pool Contractor (C-53)Design & Build · Construction · Commercial Service & Repairs
ADDISON POOLS INCValley Village · General Building Contractor (B) · Swimming Pool Contractor (C-53)Design & Build · Construction · Commercial Service & Repairs
ADDITION BUILDING & DESIGN INCSherman Oaks · General Building Contractor (B)
ADDITIVE CONSTRUCTIONSherman Oaks · General Building Contractor (B)
ADDRESS BUILDERS INCLos Angeles · General Building Contractor (B)
ADE DEIGN & BUILD INCTujunga · General Building Contractor (B)
ADEA BUILDERSSherman Oaks · General Building Contractor (B)
ADEL ELECTRICMonterey Park · Electrical Contractor (C-10)
ADEM PAUL DLa Canada · General Building Contractor (B)
ADEPT BUILDERS & DESIGN INCSherman Oaks · General Building Contractor (B)Full Home Renovation · Kitchens · Bathrooms
ADEPT BUILDERS INCEncino · General Building Contractor (B)
ADEPT BUILDING AND CONSTRUCTIONPasadena · General Building Contractor (B)
ADEPT PLASTERING INCLynwood · Lathing & Plastering Contractor (C-35)
ADEPT ROOFINGLong Beach · Roofing Contractor (C-39)
ADH CONSTRUCTION SERVICESPasadena · General Building Contractor (B)
ADI ELECTRICAL SERVICESWoodland Hills · Electrical Contractor (C-10)Electrical Installation · Electrical Repairs · Panel Upgrades
ADI ELECTRICAL SERVICES INCAgoura · Electrical Contractor (C-10)Electrical Installation · Electrical Repairs · Panel Upgrades
ADI OFER CONSTRUCTIONChatsworth · General Building Contractor (B)
ADINI AMI ENVIRONMENTAL SERVICES INCLos Angeles · General Engineering Contractor (A) · Specialty Contractor · General Building Contractor (B)Phase I Environmental Site Assessments · Phase II Environmental Site Assessments · Vapor Intrusion Assessment, Investigatio
ADITAN INCCanoga Park · General Building Contractor (B)Has a website
ADIVARI INCORPORATEDWilmington · Demolition Contractor (C-21)
ADJEMIAN VICTOR JOHNLos Angeles · General Building Contractor (B)
ADJUSTABLE CLOSET & CABINETS INCValencia · Cabinet, Millwork & Finish Carpentry (C-6)
ADK CONSTRUCTIONLos Angeles · General Building Contractor (B)
ADKINS KIRK HARDWOOD FLOOR SERVICELa Canada · Flooring Contractor (C-15)
ADL CONSTRUCTION & CONSULTING INCLa Mirada · General Building Contractor (B)
ADL HOME IMPROVEMENT INCSan Pedro · General Building Contractor (B)
ADLER MIRITOak Park · General Building Contractor (B)
ADLER SHAWNWest Covina · Specialty Contractor
ADM CONSTRUCTIONLos Angeles · General Building Contractor (B)
ADM G BUILDING 369Sylmar · General Building Contractor (B)
ADMIRAL PLUMBINGRedondo Beach · Plumbing Contractor (C-36)
ADMIRAL REFRIGERATION INCValencia · HVAC Contractor (C-20)Design and Engineering · System Assembly and Testing · In-House Metal Fabrication
ADMIRE ROOFINGCanoga Park · Roofing Contractor (C-39)
ADNA INCActon · General Building Contractor (B) · Plumbing Contractor (C-36)
ADNER INCTarzana · Plumbing Contractor (C-36)
ADO BUILDERS INCLos Angeles · General Building Contractor (B)
ADO ELECTRICAL SERVICESBaldwin Park · Electrical Contractor (C-10)
ADOBE CONSTRUCTIONCanyon Country · General Building Contractor (B)
ADOBE CONSTRUCTION INCCalabasas · General Building Contractor (B)
ADOBEYOND CONSTRUCTIONEl Monte · General Building Contractor (B)
ADOC BUILDING CORPORATIONLancaster · General Building Contractor (B)
ADOIAN SHAHENVan Nuys · Cabinet, Millwork & Finish Carpentry (C-6)
ADOLFO FINISHING INCActon · Painting Contractor (C-33)
ADOLFO'S PLUMBINGArleta · Plumbing Contractor (C-36)
ADORA - BILT HOMESMonterey Park · General Building Contractor (B) · Roofing Contractor (C-39)
ADORBEHI PARVIZNorthridge · Electrical Contractor (C-10) · HVAC Contractor (C-20)
ADR CONSTRUCTION DESIGNChatsworth · General Building Contractor (B) · Landscaping Contractor (C-27)
ADR PRO BUILDERS INCEncino · General Building Contractor (B)
ADR REMODELING INCLos Angeles · General Building Contractor (B)
ADR22 HEATING AND COOLINGLancaster · HVAC Contractor (C-20)
ADRAGNA VITO JAMESWhittier · General Building Contractor (B)
ADRIA FLOOR COVERING LLCWhittier · Flooring Contractor (C-15)
ADRIAN CONSTRUCTIONSan Marino · General Building Contractor (B)
ADRIAN'S PAINTINGPalmdale · Painting Contractor (C-33)
ADRIANS PLUMBINGSan Pedro · Plumbing Contractor (C-36)
ADRIATIC COAST PLUMBINGSan Pedro · Plumbing Contractor (C-36)
ADRICIA BUILDING GROUP INCCanoga Park · General Building Contractor (B)
ADRIK CONSTRUCTION GROUPSunland · General Building Contractor (B)
ADRIS PLUMBING INCVan Nuys · Plumbing Contractor (C-36)
ADRITI CORPBeverly Hills · General Building Contractor (B)
ADRIVAS PLASTERINGNorwalk · Lathing & Plastering Contractor (C-35)
ADSNorth Hollywood · General Building Contractor (B)
ADS ADVANCED DIGITAL SECURITYNorth Hollywood · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)
ADU & FOUNDATION REPAIRPomona · General Building Contractor (B)
ADU 4 YOUWest Hills · General Building Contractor (B)
ADU BUILDING COMPANYLong Beach · General Building Contractor (B)Accessory dwelling unit design-build · Permitting · Construction
ADU COMPANY THECovina · General Building Contractor (B)
ADU CONCEPTSTarzana · General Engineering Contractor (A) · General Building Contractor (B)
ADU CONSTRUCTION CONTRACTINGLong Beach · General Building Contractor (B)
ADU EXPRESS CONSTRUCTION LLCGardena · General Building Contractor (B)
ADU HOMES CONSTRUCTIONValencia · General Building Contractor (B)
ADU RC BUILDERSGlendale · General Building Contractor (B)
ADUMA INCLos Angeles · General Building Contractor (B)
ADUS MASTER INCArcadia · General Building Contractor (B)
ADV CONSTRUCTIONS INCGlendale · General Building Contractor (B)
ADVAN CORPBurbank · General Building Contractor (B)Water damage restoration · Fire and smoke damage restoration · Mold remediation
ADVANCE AIR SOLUTIONSWinnetka · HVAC Contractor (C-20)
ADVANCE ALLSTAR RESTORATIONLos Angeles · General Building Contractor (B)
ADVANCE BUILDERS & DESIGN INCEncino · General Building Contractor (B)New home construction · Major renovations · Kitchen remodeling
ADVANCE BUILDING PROTECTION INCLos Angeles · Electrical Contractor (C-10) · Fire Protection Contractor (C-16)Inspection and testing · Repairs · Fire systems monitoring
ADVANCE CONSTRUCTIONLos Angeles · General Building Contractor (B)
ADVANCE CONSTRUCTION GROUP INCSherman Oaks · General Building Contractor (B)
ADVANCE CORING INCSun Valley · Demolition Contractor (C-21)
ADVANCE CUSTOM PAINTING INCDowney · Painting Contractor (C-33)
ADVANCE ELECTRICGlendale · Electrical Contractor (C-10)
ADVANCE ELECTRIC & CONSTRUCTIONLos Angeles · General Building Contractor (B) · Electrical Contractor (C-10)
ADVANCE ELECTRICAL PRO SERVICES PRO INCSunland · Electrical Contractor (C-10)
ADVANCE ELECTRICAL SERVICES INCBurbank · Electrical Contractor (C-10)
ADVANCE ENGINEERING INCSylmar · General Engineering Contractor (A) · General Building Contractor (B)
ADVANCE FIRE ALARM AND EQUIPMENT CO INCCompton · Electrical Contractor (C-10)
ADVANCE FIRE TEAM CORPORATIONTarzana · Fire Protection Contractor (C-16)
ADVANCE GLASS DOOR & WINDOWBurbank · Glazing Contractor (C-17)Commercial locksmith · Residential locksmith · Commercial doors
ADVANCE HVACPalmdale · HVAC Contractor (C-20)
ADVANCE LANDSCAPE CONSTRUCTIONLancaster · Landscaping Contractor (C-27)
ADVANCE LIGHTING & ELECTRIC INCWhittier · General Building Contractor (B) · Electrical Contractor (C-10)
ADVANCE PLUMBINGSun Valley · Plumbing Contractor (C-36)
ADVANCE PROS PAINTING INCNorth Hills · Painting Contractor (C-33)
ADVANCE REMODELING IDEAS INCWoodland Hills · General Building Contractor (B)
ADVANCE ROOF RESTORATION & WATERPROOFING INCWoodland Hills · Roofing Contractor (C-39)
ADVANCE SOUND & FIRE INCEncino · Electrical Contractor (C-10)
ADVANCE WELDING INCORPORATEDSan Pedro · Steel Contractor (C-50, C-51)
ADVANCE WINDOWS & DOORSWalnut · Cabinet, Millwork & Finish Carpentry (C-6) · Specialty Contractor
ADVANCED A / C & HEATING INCGlendale · HVAC Contractor (C-20)
ADVANCED ACCESS CONTROLS INCVan Nuys · Specialty ContractorParking access and revenue control (PARC · Turnkey installation · Project management and design assistance
ADVANCED AIR & MECHANICAL HVACNorth Hollywood · HVAC Contractor (C-20)
ADVANCED AIR CONTROL INCValley Village · General Building Contractor (B) · Electrical Contractor (C-10) · HVAC Contractor (C-20)
ADVANCED AIR SYSTEMSReseda · HVAC Contractor (C-20)
ADVANCED AIRE MOVEMENTHawaiian Gardens · HVAC Contractor (C-20)
ADVANCED ALARM & FIRE INCSanta Fe Springs · Electrical Contractor (C-10)Fire alarm systems · Commercial intrusion alarms · ERRCS / BDA
ADVANCED ALUMINUM AWNING COWalnut · General Building Contractor (B) · Specialty Contractor
ADVANCED ATTIC SOLUTIONSChatsworth · General Engineering Contractor (A) · General Building Contractor (B) · Insulation & Acoustical Contractor (C-2) · Roofing Contractor (C-39)
ADVANCED AUTO DOORPomona · Electrical Contractor (C-10) · Specialty Contractor
ADVANCED B C INCTarzana · General Building Contractor (B)New Construction · Hillside Construction · Development Consultations
ADVANCED BUILDERS AND CONTRACTORSReseda · General Engineering Contractor (A) · General Building Contractor (B)
ADVANCED BUILDING DEVELOPMENT & CONSTRUCTION INCLa Verne · General Building Contractor (B)
ADVANCED BUSINESS MANAGEMENT SOLUTIONS INCEncino · General Building Contractor (B)
ADVANCED CABLE SOLUTIONS INCValencia · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)
ADVANCED CENTRIFUGAL SYSTEMS INCPasadena · HVAC Contractor (C-20)
ADVANCED CLEANUP TECHNOLOGIES INCLomita · General Engineering Contractor (A) · Specialty Contractor
ADVANCED COMFORT INCORPORATEDMonterey Park · HVAC Contractor (C-20)
ADVANCED COMMERCIAL DOORS INCStevenson Ranch · Specialty Contractor
ADVANCED COMMUNICATION AND TECHNOLOGYLos Angeles · Low Voltage Systems Contractor (C-7)
ADVANCED COMPLIANCEWhittier · Electrical Contractor (C-10)
ADVANCED COMPUTERS & GRAPHICS INCGlendale · Low Voltage Systems Contractor (C-7)
ADVANCED COMTECH INCNorth Hills · Low Voltage Systems Contractor (C-7)
ADVANCED CONCRETE SPECIALISTS INCBellflower · Concrete Contractor (C-8)Foundations and Slabs · Driveways · Patios and Walkways
ADVANCED CONSERVATION SYSTEMS INCLancaster · General Building Contractor (B) · Insulation & Acoustical Contractor (C-2) · Solar Contractor (C-46)
ADVANCED CONSTRUCTIONMission Hills · General Building Contractor (B) · Painting Contractor (C-33)
ADVANCED CONSTRUCTIONSherman Oaks · General Building Contractor (B)
ADVANCED CONSTRUCTIONSan Fernando · General Building Contractor (B)
ADVANCED CONSTRUCTION AND DESIGN INCLancaster · General Building Contractor (B) · Cabinet, Millwork & Finish Carpentry (C-6)Home Remodeling
ADVANCED CONSTRUCTION METHODS LLCLos Angeles · General Building Contractor (B) · Swimming Pool Contractor (C-53)
ADVANCED CONSTRUCTION SERVICESVan Nuys · General Building Contractor (B)
ADVANCED CONSTRUCTION TECHNOLOGYLos Angeles · General Building Contractor (B)
ADVANCED CONTRACTORS INCTorrance · General Building Contractor (B) · Electrical Contractor (C-10) · Plumbing Contractor (C-36)
ADVANCED COOLING AND HEATINGNorthridge · HVAC Contractor (C-20)
ADVANCED DEMOLITION INCVan Nuys · General Building Contractor (B) · Demolition Contractor (C-21)
ADVANCED DESIGN CONSTRUCTION INCValencia · General Building Contractor (B) · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)
ADVANCED DEVELOPMENTWest Hills · General Building Contractor (B)New Home Construction · Fire Restoration
ADVANCED ELECTRIC PROFESSIONALSLa Puente · Electrical Contractor (C-10)
ADVANCED ELECTRICAL & COMMUNICATIONS INCAgua Dulce · Electrical Contractor (C-10)
ADVANCED ELECTRICAL AND REFRIGERATION INCHacienda Heights · Electrical Contractor (C-10) · HVAC Contractor (C-20)
ADVANCED ELECTRICAL CONTRACTORSMontrose · General Building Contractor (B) · Electrical Contractor (C-10)
ADVANCED ELECTRICAL SERVICES INCCanyon Country · Electrical Contractor (C-10)EV Charging Stations · Landscape Lighting · Electrical Panel Upgrades
ADVANCED ELECTRICAL SUPPORT INCLos Angeles · Electrical Contractor (C-10)
ADVANCED ELECTRICAL TECHNOLOGIESHawaiian Gardens · Electrical Contractor (C-10)
ADVANCED ENERGY COMPLIANCE LLCAgua Dulce · Electrical Contractor (C-10)Title 24 Compliance · Title 24 Design Review · Lighting Controls Design
ADVANCED FIRE CONTROL INCValencia · Electrical Contractor (C-10) · Fire Protection Contractor (C-16)Fire Sprinkler Design and Installation · Fire Sprinkler Repair · Fire Sprinkler Inspections
ADVANCED FIRE PROTECTION INCVan Nuys · Electrical Contractor (C-10) · Fire Protection Contractor (C-16)
ADVANCED FUEL AND ENERGY DEVELOPMENT INCSan Dimas · General Building Contractor (B)
ADVANCED GENERAL CONSTRUCTIONVan Nuys · General Building Contractor (B)
ADVANCED GLASSTorrance · Glazing Contractor (C-17)
ADVANCED GLAZING SOLUTIONS INCSouth El Monte · Glazing Contractor (C-17)
ADVANCED HEATING AND AIR CONDITIONING CO INCN Hollywood · HVAC Contractor (C-20)
ADVANCED HOME TECHNOLOGIESGranada Hills · Low Voltage Systems Contractor (C-7)
ADVANCED HOMESTarzana · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10) · Specialty ContractorInstallation · Repair · Power units
ADVANCED JET & ROOTER LLCSanta Clarita · Plumbing Contractor (C-36)
ADVANCED LANDSCAPE 2000 INCSylmar · Landscaping Contractor (C-27)
ADVANCED MAINTENANCE INCPico Rivera · General Building Contractor (B) · Electrical Contractor (C-10) · HVAC Contractor (C-20)
ADVANCED MASONRY & CONCRETEHacienda Heights · Concrete Contractor (C-8) · Masonry Contractor (C-29)
ADVANCED NEXUS DESIGNS LLCTorrance · Low Voltage Systems Contractor (C-7)
ADVANCED PAINTING CONTRACTORS CO INCHawthorne · General Building Contractor (B) · Painting Contractor (C-33) · Specialty ContractorExterior painting · Interior painting · Carpentry
ADVANCED PLUMBING HEATING AND AIR CONDITIONING INCSan Dimas · HVAC Contractor (C-20) · Plumbing Contractor (C-36)
ADVANCED PLUMBING SOLUTIONS INCBaldwin Park · Plumbing Contractor (C-36)
ADVANCED POLYUREA COATINGS INCGlendale · Painting Contractor (C-33)
ADVANCED POOLS & SPAS INCTujunga · Swimming Pool Contractor (C-53)
ADVANCED PRO ELECTRICNorth Hollywood · Electrical Contractor (C-10)
ADVANCED REFRIGERATIONTorrance · Electrical Contractor (C-10) · HVAC Contractor (C-20)
ADVANCED REMODELING CORPORATIONHawthorne · General Building Contractor (B)
ADVANCED RESTORATION & CONSTRUCTIONLos Angeles · General Building Contractor (B)
ADVANCED ROOFING AND SONS INCGlendora · Roofing Contractor (C-39)Commercial flat roofing · TPO/PVC roofing · Residential shingle roofing
ADVANCED ROOFING SYSTEMS INCLong Beach · Roofing Contractor (C-39)
ADVANCED SHOTCRETE INCLancaster · Specialty Contractor
ADVANCED SIGN & BANNERChatsworth · Specialty ContractorStreet signs · Building signs · ADA signage
ADVANCED SIGN TECH INCCommerce · Specialty ContractorChannel letters · Cabinet signs · Banners
ADVANCED SIGNS BY NICKLancaster · Specialty ContractorCommercial signage · Interior signs · EMC / LED signage
ADVANCED TANKLESS AND PLUMBINGDiamond Bar · Plumbing Contractor (C-36)
ADVANCED TECH AIR SYSTEMS INCGranada Hills · HVAC Contractor (C-20)
ADVANCED TECTONICSSan Pedro · General Building Contractor (B)
ADVANCED WARDROBE CONorthridge · Glazing Contractor (C-17)
ADVANCED WATER & POWERClaremont · Electrical Contractor (C-10) · Landscaping Contractor (C-27)
ADVANCED WEST COAST WELDINGCanyon Country · Specialty Contractor
ADVANCED WILDFIRE PROTECTIONPalmdale · General Building Contractor (B) · Specialty Contractor
ADVANCING COMMUNITIES TOGETHERPalmdale · General Building Contractor (B)Education · Training · Community rebuilding

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