Los Angeles County companies starting with O

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

O & B CONSTRUCTIONHarbor City · General Building Contractor (B)
O & D PLUMBINGBellflower · Plumbing Contractor (C-36)
O & E BUILDERS INCLa Mirada · General Building Contractor (B)
O & G TURF SOLUTIONSPalmdale · Landscaping Contractor (C-27)
O & J APPLIANCE REPAIR INCNorth Hollywood · HVAC Contractor (C-20)Kitchen appliance repair · Washer and dryer repair · Central HVAC
O & J DOORSNorth Hollywood · Specialty Contractor
O & J PAINTING COLa Mirada · Painting Contractor (C-33)
O & O PLUMBING CO INCValley Village · Plumbing Contractor (C-36)
O & R MASONRYSylmar · Masonry Contractor (C-29)
O & S FRAMINGPalmdale · General Building Contractor (B)
O & Z PLUMBING WORK INCWest Covina · Plumbing Contractor (C-36)
O A CONSTRUCTION COMPANYPalmdale · General Building Contractor (B)
O A GENERAL CONTRACTORCanoga Park · General Building Contractor (B)
O A M CONSTRUCTION INCLos Angeles · General Building Contractor (B)
O B CONSTRUCTION BUILDERS A1 INCPalmdale · General Engineering Contractor (A) · General Building Contractor (B) · Masonry Contractor (C-29)
O B GENERAL CONSTRUCTIONLancaster · General Building Contractor (B)
O C A ELECTRICAL INCLos Angeles · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)Lighting installation · Annual electrical inspection · New and replacement wiring
O C CONSTRUCTION AND DESIGN INCLos Angeles · General Building Contractor (B)
O C D INCSherman Oaks · General Building Contractor (B)
O C ELECTRICCulver City · Electrical Contractor (C-10)
O C GRACE PAINTINGPorter Ranch · Painting Contractor (C-33)
O C I INCPomona · General Building Contractor (B)
O C VACUUM INCCity Of Industry · General Engineering Contractor (A)
O D DEMOLITION & HAULINGTorrance · Demolition Contractor (C-21)
O E C ENERGYAltadena · General Engineering Contractor (A) · General Building Contractor (B) · Electrical Contractor (C-10)
O G BUILDERS INCPalmdale · General Building Contractor (B)
O G CONSTRUCTION COMPANY SERVICES INCRosemead · General Building Contractor (B)
O G ELECTRICLos Angeles · Electrical Contractor (C-10)
O H FLOORING SERVICESDowney · Flooring Contractor (C-15)
O J O ALVAREZ CONSTRUCTION COMPANY INCLa Puente · General Building Contractor (B)
O K APPLIANCENorthridge · HVAC Contractor (C-20)
O K PLUMBING INCLos Angeles · Plumbing Contractor (C-36)
O K WELDING INCLos Angeles · Specialty Contractor
O L DEVELOPMENT INCSun Valley · General Engineering Contractor (A)
O M & SON BUILDERS INCVan Nuys · General Building Contractor (B)
O M CONSTRUCTION INCGardena · General Building Contractor (B) · Roofing Contractor (C-39)
O M E CONSTRUCTION INCLos Angeles · General Building Contractor (B) · Electrical Contractor (C-10)
O M G REMODELINGTarzana · General Building Contractor (B) · Roofing Contractor (C-39)
O M ROOFING INCCerritos · Roofing Contractor (C-39)
O MALLEY JIM SERVICESAzusa · General Building Contractor (B)
O N B PLUMBINGLakewood · Plumbing Contractor (C-36)
O N COMPUTERS & NETWORKS INCVan Nuys · Low Voltage Systems Contractor (C-7)
O N CONSTRUCTIONLong Beach · General Building Contractor (B)
O P BUILDING SOLUTIONS INCReseda · General Building Contractor (B)
O P CONSTRUCTION INCNorwalk · General Building Contractor (B)
O PAINTINGLos Angeles · Painting Contractor (C-33)
O R DETAIL CONSTRUCTIONRosemead · General Building Contractor (B)
O R NIKKEN INCTarzana · Electrical Contractor (C-10)
O R S CONSTRUCTIONLa Puente · General Building Contractor (B)
O S DESIGN BUILD INCArcadia · General Building Contractor (B)
O S E CONSTRUCTION INCTemple City · General Building Contractor (B) · Electrical Contractor (C-10)
O S I CONSTRUCTIONWoodland Hills · General Building Contractor (B)
O S I DESIGN INCGardena · Tile Contractor (C-54)
O S PLUMBING INCLos Angeles · Plumbing Contractor (C-36)
O T M DESIGNS & REMODELING INCSherman Oaks · General Building Contractor (B) · Tile Contractor (C-54)
O V C TILEWhittier · Tile Contractor (C-54)
O V CONSTRUCTION COMPANYLancaster · General Building Contractor (B) · Concrete Contractor (C-8)
O Z PAINTING INCVan Nuys · Painting Contractor (C-33)
O'BRIEN AND SONS BUILDERSTarzana · General Building Contractor (B)Kitchen Remodeling · Bathroom Remodeling · Complete Remodeling
O'BRIEN ELECTRIC CO INCRedondo Beach · Electrical Contractor (C-10)
O'BRIEN KATHLEEN LSherman Oaks · Painting Contractor (C-33)
O'BURKE CONSTRUCTION INCLa Crescenta · General Building Contractor (B)
O'CONNOR ELECTRICPorter Ranch · Electrical Contractor (C-10) · Specialty Contractor
O'CONNOR GROUP THEWhittier · General Building Contractor (B) · Insulation & Acoustical Contractor (C-2) · Cabinet, Millwork & Finish Carpentry (C-6) · Drywall Contractor (C-9) · Lathing & Plastering Contractor (C-35)
O'CONNOR JACK CONSTRUCTION INCPalmdale · General Building Contractor (B) · Concrete Contractor (C-8) · Roofing Contractor (C-39)Kitchens and Baths · Room Additions · Countertops
O'CONNOR MICHAEL J LANDSCAPING INCVan Nuys · Landscaping Contractor (C-27)Exterior Plumbing · Irrigation and Sprinklers · Irrigation Inspection and Maintenance
O'CONNOR PACIFIC BUILDERS INCMarina Del Rey · General Building Contractor (B)
O'CONNOR PROPERTY SERVICESPalos Verdes Estates · General Building Contractor (B)
O'CONNOR SEAN GENERAL CONTRACTORRancho Palos Verdes · General Building Contractor (B)
O'CONNOR T H CONSTRUCTION INCEncino · General Building Contractor (B)
O'DONNELL CONSTRUCTIONLos Angeles · General Building Contractor (B)
O'DONNELL DOOR INCWhittier · Specialty Contractor
O'DONNELL HEATING & AIR INCQuartz Hill · HVAC Contractor (C-20)
O'HARA JOHN RCastaic · Painting Contractor (C-33)
O'HARA POOL SERVICE AND REPAIRCanyon Country · Specialty Contractor
O'HAYER TILEWest Hills · Tile Contractor (C-54)
O'HEARN PLUMBINGVan Nuys · Plumbing Contractor (C-36)
O'LEARY TOM CONSTRUCTIONTemple City · General Building Contractor (B)
O'LINN EXECUTIVE SECURITY SERVICE INCWinnetka · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)
O'MAHONY AIR CONDITIONING AND HEATING INCGlendora · HVAC Contractor (C-20)
O'MALLEY CONSTRUCTIONTopanga · General Building Contractor (B)
O'MALLEY CONSTRUCTION COMPANYLos Angeles · General Building Contractor (B)
O'MARA THOMAS W PLUMBING INCCanyon Country · Plumbing Contractor (C-36)
O'NEIL W E CONSTRUCTION CO OF CALIFORNIAEl Segundo · General Engineering Contractor (A) · General Building Contractor (B)
O'NEILL CONSTRUCTIONSouth Pasadena · General Building Contractor (B)Craftsman Restoration · Historical Preservation · Custom Residential Remodels and Addition
O'NEILL CONSTRUCTIONCalabasas · General Building Contractor (B)
O'NEILL ELECTRIC INCDuarte · General Engineering Contractor (A) · General Building Contractor (B) · Electrical Contractor (C-10)
O'NEILL SECURITYEncino · General Building Contractor (B) · Specialty Contractor
O'REILLY TILE COMPANYPalmdale · Tile Contractor (C-54)
O'RIORDAN NIALLMarina Del Rey · General Building Contractor (B)
O'ROURKE CONSTRUCTION INCRedondo Beach · General Building Contractor (B)
O'ROURKE T K STRUCTURELos Angeles · Cabinet, Millwork & Finish Carpentry (C-6)
O'SHEA CONSTRUCTIONMalibu · General Building Contractor (B)
O'SULLIVAN CONSTRUCTION LLCLawndale · General Building Contractor (B)
O'VALLEY PAINTINGPalmdale · Painting Contractor (C-33)
O&A FRAMING INCCompton · Cabinet, Millwork & Finish Carpentry (C-6)
O&H PAVING INCNorwalk · Earthwork & Paving Contractor (C-12)
O2 WEST PREFAB EQUIPMENTCommerce · Specialty Contractor
OA CONSTRUCTIONPomona · General Building Contractor (B)
OA SOLUTIONS INCSherman Oaks · Specialty Contractor
OAK AVENUE CARPENTRY INCSylmar · Cabinet, Millwork & Finish Carpentry (C-6)
OAK CONSTRUCTIONValley Village · General Building Contractor (B)
OAK CREST LANDSCAPE AND LIGHTING INCLos Angeles · Low Voltage Systems Contractor (C-7) · Landscaping Contractor (C-27)
OAK DEVELOPMENT THEWoodland Hills · General Building Contractor (B)
OAK ELECTRICAL SERVICE INCArtesia · Electrical Contractor (C-10)Emergency Electrical Repairs · Electrical Troubleshooting & Repair · Panel Upgrades and Installations
OAK HOME RENOVATION INCLong Beach · General Building Contractor (B)
OAK NAMU CONSTRUCTION INCLos Angeles · General Building Contractor (B)
OAK PARK CONSTRUCTION INCReseda · General Building Contractor (B)
OAK QUALITY BUILDERS INCSan Gabriel · General Building Contractor (B)
OAK SPRINGS FLOORING INCActon · Flooring Contractor (C-15)
OAK SPRINGS NURSERY INCSylmar · General Building Contractor (B) · Landscaping Contractor (C-27)Landscape Construction · Landscape Maintenance · Hardscape
OAK STREET CARPENTRY INCSanta Monica · Cabinet, Millwork & Finish Carpentry (C-6)
OAK TREE CONSTRUCTIONWest Hills · General Building Contractor (B)
OAK TREE CONSTRUCTION INCMalibu · General Engineering Contractor (A) · General Building Contractor (B)General building contracting · General engineering contracting · Onsite wastewater treatment system insta
OAKASA CONSTRUCTION SERVICESWest Hills · General Building Contractor (B)
OAKDALE DEVELOPMENT INCArcadia · General Building Contractor (B)
OAKEN HARDWOOD FLOORSReseda · Flooring Contractor (C-15)
OAKES DAVID PLUMBINGVenice · Plumbing Contractor (C-36)
OAKHILL CONSTRUCTION INCCalabasas · General Engineering Contractor (A) · General Building Contractor (B)
OAKHORN CONSTRUCTIONWest Hills · General Building Contractor (B)
OAKHORN POOLS & LANDSCAPEWest Hills · General Building Contractor (B) · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)
OAKLAND GREG PAINTING COLos Angeles · Painting Contractor (C-33)
OAKLEY PLUMBING INCTorrance · Plumbing Contractor (C-36)
OAKMONT BUILDERS INCAgua Dulce · General Building Contractor (B)
OAKMONT CONSTRUCTIONLos Angeles · General Building Contractor (B)
OAKMONT CONSTRUCTION COMPANYCovina · General Building Contractor (B)
OAKMONT DEVELOPMENT INCAgua Dulce · General Building Contractor (B)
OAKRIDGE HARDWOOD FLOORINGChatsworth · Flooring Contractor (C-15)
OAKRIDGE INDUSTRIES INCORPORATEDPomona · Concrete Contractor (C-8) · Specialty ContractorResinous flooring installation · Resinous flooring and coatings
OAKRIDGE LANDSCAPE INCValencia · General Engineering Contractor (A) · General Building Contractor (B) · Landscaping Contractor (C-27) · Specialty Contractor
OAKS LANDSCAPE COVan Nuys · Landscaping Contractor (C-27)
OAKSHIRE CONSTRUCTION INCTemple City · General Building Contractor (B)
OAKSTONE PAINTING COLawndale · Painting Contractor (C-33)
OAKWOOD BUILDERS INCLa Crescenta · General Building Contractor (B)
OASIS BATH REMODELS LLCBellflower · General Building Contractor (B)
OASIS BUILDERS INCLos Angeles · General Building Contractor (B)General remodeling · Kitchen remodeling · Bathroom remodeling
OASIS COMFORT COOLING AND HEATING INCSherman Oaks · HVAC Contractor (C-20)
OASIS CONSTRUCTIONBaldwin Park · General Building Contractor (B)
OASIS CONSTRUCTION GROUP INCLos Angeles · General Building Contractor (B)
OASIS HOME CONSTRUCTIONBurbank · General Building Contractor (B)
OASIS IN THE DESERT POOLS & SPAS INCLancaster · General Building Contractor (B) · Masonry Contractor (C-29) · Swimming Pool Contractor (C-53)
OASIS INTEGRATIONLancaster · Low Voltage Systems Contractor (C-7)Structured cabling · Audio/video · CCTV
OASIS LANDSCAPE CAREWest Hills · Landscaping Contractor (C-27)
OASIS LANDSCAPING CORPCompton · Landscaping Contractor (C-27)
OASIS PAINTING COMPANYLos Angeles · Painting Contractor (C-33)
OASYS CONSTRUCTION & DESIGN INCMontebello · General Building Contractor (B)
OAX G GROUP INCLos Angeles · General Building Contractor (B)
OB AIR CONDITIONING AND HEATINGWoodland Hills · HVAC Contractor (C-20)
OB CONSTRUCTAzusa · General Building Contractor (B)
OB ROOFING INCLos Angeles · Roofing Contractor (C-39)Roof replacement · Roof repair · Roof installation
OBATA JEFFREYMonterey Park · Roofing Contractor (C-39)
OBEL'S PAINT & DESIGN INCWhittier · Painting Contractor (C-33)
OBELISK CONSTRUCTION INCGlendale · General Building Contractor (B)
OBERFELD DEVELOPMENT CORPORATIONLos Angeles · General Building Contractor (B)
OBERLY DAN PTGPalmdale · Painting Contractor (C-33)
OBJECT AGENCY CONSTRUCTION INCLos Angeles · General Building Contractor (B)
OBLAS MARK PLUMBINGNorthridge · Plumbing Contractor (C-36)
OBRA GROUP BUILDERS DESIGN + CONSTRUCTIONPasadena · General Building Contractor (B)
OBRASLos Angeles · General Building Contractor (B)
OBREGON PLUMBING AND ROOTERLa Verne · Plumbing Contractor (C-36)
OBSESSIVE COMPULSIVE DEVELOPMENTLos Angeles · General Building Contractor (B)
OBSIDIAN ELECTRICLos Angeles · Electrical Contractor (C-10)
OBSIDIAN TILE & STONE LLCLos Angeles · Tile Contractor (C-54)
OBSYDIANSanta Monica · General Building Contractor (B)
OC COASTAL BUILDERSan Pedro · General Building Contractor (B) · Plumbing Contractor (C-36)
OC CONSTRUCTION LLCLittlerock · General Building Contractor (B)
OC EPOXY SURFACE & SOLUTIONSPomona · Specialty Contractor
OC POOLSCAPES INCLa Mirada · Swimming Pool Contractor (C-53)
OC ROOF CONTRACTORSLakewood · General Building Contractor (B) · Roofing Contractor (C-39)
OC SHADES PAINTING LLCLakewood · Painting Contractor (C-33)
OCAMPO'S INCLos Angeles · Landscaping Contractor (C-27)
OCD ELECTRIC INCLos Angeles · Electrical Contractor (C-10)
OCEAN AIR FLOW INCAgoura Hills · HVAC Contractor (C-20)
OCEAN AIR HVACWoodland Hills · HVAC Contractor (C-20)
OCEAN BLUE ENGINEERS INCORPORATEDLos Angeles · General Engineering Contractor (A) · Specialty Contractor
OCEAN BLUE ENVIRONMENTAL SERVICES INCLong Beach · General Engineering Contractor (A) · Specialty ContractorEmergency Response · Homeless Encampments · Waste Management
OCEAN BREEZE HVAC LLCCanyon Country · HVAC Contractor (C-20)
OCEAN BUILDERS CONSTRUCTION INCLos Angeles · General Building Contractor (B)
OCEAN CONSTRUCTIONSan Gabriel · General Building Contractor (B)
OCEAN DEVELOPMENT COMPANYTemple City · General Building Contractor (B)
OCEAN ELECTRIC CONSTRUCTIONLong Beach · General Building Contractor (B) · Electrical Contractor (C-10)
OCEAN HOME BUILDERS INCNorth Hollywood · General Building Contractor (B)
OCEAN HOME CONSTRUCTION INCBell · General Building Contractor (B)
OCEAN HOME SOLUTIONS INCLong Beach · General Building Contractor (B)
OCEAN KING CONSTRUCTIONAlhambra · General Building Contractor (B)
OCEAN MAINTENANCE & PAINTINGWalnut · Painting Contractor (C-33)
OCEAN MARBLE & TILESan Pedro · Tile Contractor (C-54)
OCEAN N SUN HEATING AND AIRPanorama City · HVAC Contractor (C-20)
OCEAN PAVING BY T H INCNorwalk · Earthwork & Paving Contractor (C-12)
OCEAN POINT DEVELOPMENT INCMalibu · General Building Contractor (B)Architecture · Construction · Cabinetry
OCEAN POOL'S PLASTERING COBellflower · Swimming Pool Contractor (C-53) · Specialty Contractor
OCEAN ROAD BUILDERSSanta Monica · General Building Contractor (B)
OCEAN SECURITY & ELECTRICWest Hollywood · General Building Contractor (B) · Low Voltage Systems Contractor (C-7) · Electrical Contractor (C-10)
OCEAN SEVEN BUILDERS INCVan Nuys · General Building Contractor (B) · Roofing Contractor (C-39)Roofing · New Construction · Room Addition
OCEAN VIEW ELECTRIC CORPLancaster · Electrical Contractor (C-10)
OCEANFRONT BUILDERS LLCLos Angeles · General Building Contractor (B)
OCEANLUX CONSTRUCTION INCDiamond Bar · General Building Contractor (B)
OCEANO 26 VENTURES LLCTarzana · General Building Contractor (B)
OCEANS ELECTRIC INCWoodland Hills · General Building Contractor (B) · Electrical Contractor (C-10)
OCEANS PAINTING COMPANYTorrance · Painting Contractor (C-33)

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