Orange County companies starting with O

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

O & CI PAINTING CORPAnaheim · Painting Contractor (C-33)
O C - ROOTERAnaheim · Plumbing Contractor (C-36)
O C & C CONSTRUCTIONOrange · General Engineering Contractor (A) · General Building Contractor (B) · Specialty ContractorOCC Construction, Inc.
O C AIRTECH LLCTustin · HVAC Contractor (C-20) · Plumbing Contractor (C-36)
O C ARTISTIC LANDSCAPESanta Ana · Landscaping Contractor (C-27)
O C BACKFLOWSanta Ana · Plumbing Contractor (C-36)
O C BUILDERGarden Grove · General Building Contractor (B) · Electrical Contractor (C-10)
O C BUILDERS INCHuntington Beach · General Building Contractor (B) · Tile Contractor (C-54)
O C CARPET & MORELake Forest · Flooring Contractor (C-15)Residential Carpet Replacement · Commercial Carpet Replacement · Laminate, LVP & Hardwood Installation
O C CONCRETE RELATED SERVICESOrange · Specialty Contractor
O C CONCRETE STAIN INCOrange · Specialty Contractor
O C CONSTRUCTION CLEANUP & HAULING CORPLaguna Beach · Specialty Contractor
O C CONTRACTOR INCTustin · Specialty Contractor
O C DECKSHuntington Beach · Painting Contractor (C-33) · Specialty Contractor
O C ELECTRICAL SERVICESMission Viejo · Electrical Contractor (C-10)
O C ELITE CUSTOM REMODEL AND DESIGNOrange · General Building Contractor (B)
O C FLOORINGIrvine · General Building Contractor (B) · Flooring Contractor (C-15)
O C FLOORSYorba Linda · Flooring Contractor (C-15)
O C GARAGE DOORFountain Valley · Specialty Contractor
O C GLAZING INCYorba Linda · Glazing Contractor (C-17)Commercial storefront · Curtain wall systems · Tenant improvement glass work
O C HI TECH SERVICEFullerton · Electrical Contractor (C-10) · HVAC Contractor (C-20)
O C HOME BUILDERS INCHuntington Beach · General Building Contractor (B)
O C IRON WORKSPlacentia · Specialty Contractor
O C L A CONSTRUCTIONLaguna Niguel · General Engineering Contractor (A) · General Building Contractor (B)
O C LANDCARE INCSanta Ana · Landscaping Contractor (C-27)
O C M H INCOrange · Specialty Contractor
O C M I INCIrvine · General Building Contractor (B)Cost Control · Schedule Control · Project & Construction Management
O C PLUMBINGStanton · Plumbing Contractor (C-36)
O C PLUMBINGPlacentia · Plumbing Contractor (C-36)
O C PLUMBING COMPANY THEWestminster · Plumbing Contractor (C-36)
O C PREMIER FLOORING INCMidway City · Flooring Contractor (C-15)
O C PRO-PAINTERS LLCFullerton · Painting Contractor (C-33)
O C PROFESSIONAL ELECTRICLaguna Hills · Electrical Contractor (C-10)
O C PUMPAnaheim · Specialty Contractor
O C RAMPS INCSanta Ana · General Engineering Contractor (A) · General Building Contractor (B) · Cabinet, Millwork & Finish Carpentry (C-6)
O C REALTY SERVICES INCNewport Beach · General Building Contractor (B)
O C SUNRISE PAINTINGOrange · Painting Contractor (C-33)
O C TOTAL CONSTRUCTIONIrvine · General Building Contractor (B)
O C TREE CAREAnaheim · Specialty Contractor
O C TREE WORXAnaheim · Specialty Contractor
O C TURF & PUTTING GREENS CORPLaguna Niguel · Landscaping Contractor (C-27) · Specialty ContractorCommercial turf · Residential turf · Pet-safe synthetic grass
O C W D INCCapistrano Beach · General Building Contractor (B)
O C WELDING INCBuena Park · Specialty Contractor
O C WIDE PAINTINGCosta Mesa · Painting Contractor (C-33)Painting & Coatings · Wood Finishing · Cabinets Finishing & Refinishing
O D I C ENVIRONMENTALBrea · General Engineering Contractor (A) · Specialty Contractor
O G C PROPERTY SERVICESLa Habra · General Building Contractor (B)
O H E LLCSanta Ana · Electrical Contractor (C-10)
O M C PAINTING CORPGarden Grove · Painting Contractor (C-33)
O M G TILE INCSanta Ana · Tile Contractor (C-54)
O P PLUMBING INCSanta Ana · Plumbing Contractor (C-36)
O R ELECTRICAL COMPANYSan Juan Capistrano · Electrical Contractor (C-10)
O S C GENERAL BUILDINGCosta Mesa · General Building Contractor (B)
O S H CONSTRUCTIONGarden Grove · General Building Contractor (B)ADU · Kitchen Remodeling · Bathroom Remodeling
O'B CONSTRUCTIONYorba Linda · General Building Contractor (B) · Flooring Contractor (C-15)
O'BRIEN BRENDAN CHARLESHuntington Beach · Electrical Contractor (C-10)
O'BYRNE BRENNENIrvine · General Building Contractor (B)
O'CONNELL LANDSCAPE MAINTENANCE INCRancho Santa Margarita · Landscaping Contractor (C-27) · Specialty ContractorO'Connell Landscape Maintenance Inc offers landscape services and a maintenance hub portal for submitting, reviewing and managing quotes and other landscape-related matters.
O'CONNOR CONSTRUCTION MANAGEMENT INCCosta Mesa · General Building Contractor (B)Cost Control · Schedule Control · Project & Construction Management
O'DONOVAN CONSTRUCTION INCOrange · General Engineering Contractor (A) · General Building Contractor (B)
O'GRADY HOMES INCDana Point · General Building Contractor (B)Custom Home Construction · Project Feasibility Studies · Construction Cost Estimating and Value E
O'GRADY'S CUSTOM TILEHuntington Beach · Tile Contractor (C-54)
O'HAGAN ELECTRIC INCAliso Viejo · Electrical Contractor (C-10)
O'NEAL CONSTRUCTION COMission Viejo · General Building Contractor (B)
O'NEAL JOHN PAINTINGAliso Viejo · Painting Contractor (C-33)
O'NEIL CONSTRUCTION SERVICES INCFullerton · General Building Contractor (B)
O'NEILL JOE PAINTINGLaguna Niguel · Painting Contractor (C-33)
O'SHEA'S PLUMBINGCosta Mesa · Plumbing Contractor (C-36)
O'SULLIVAN MARTIN AND SHELLY INCNewport Beach · General Building Contractor (B)
OAK GROVE LANDSCAPE INCAnaheim · Landscaping Contractor (C-27) · Specialty Contractor
OAKBROOK LANDSCAPE AND POOL CONSTRUCTION INCSan Clemente · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)
OAKLAND COMPANY INCAnaheim · General Building Contractor (B) · Masonry Contractor (C-29) · Specialty Contractor
OAKLEY DAVID CONSTRUCTIONHuntington Beach · General Building Contractor (B)
OAKS TO OCEAN HOMES INCDana Point · General Building Contractor (B)
OAKWEST SERVICES INCAnaheim · General Engineering Contractor (A) · General Building Contractor (B) · Landscaping Contractor (C-27)
OAKWOOD BUILDERSAnaheim · General Building Contractor (B)
OAKWOOD COMMUNITIES INCIrvine · General Building Contractor (B)
OASIS AIR CONDITIONING & HEATINGSan Juan Capistrano · HVAC Contractor (C-20)
OASIS BLU POOLSAnaheim · Swimming Pool Contractor (C-53)
OASIS CONSTRUCTIONAnaheim · General Building Contractor (B)
OASIS CUSTOM TILESanta Ana · Tile Contractor (C-54)
OASIS POOLS AND SPASCypress · Swimming Pool Contractor (C-53)
OBDAN RAMIREZ CONSTRUCTION FOUNDATION AND ANIBELATIONLake Forest · General Building Contractor (B)
OBERLIN ROBERT CBuena Park · General Building Contractor (B)
OBRA COATINGS INCGarden Grove · Painting Contractor (C-33)
OBRECHT RONALDCosta Mesa · Specialty Contractor
OBSIDIAN GUILD INCNewport Beach · General Building Contractor (B)
OC 405 PARTNERS JOINT VENTUREIrvine · General Engineering Contractor (A) · Specialty Contractor
OC ADU STUDIOGarden Grove · General Building Contractor (B)
OC AIR CONDITIONING & HEATINGAnaheim · HVAC Contractor (C-20)
OC AMERICAN BUILDERSTustin · General Building Contractor (B)
OC BACKFLOW TESTINGWestminster · Plumbing Contractor (C-36)
OC BEST BUILDERIrvine · General Building Contractor (B) · Electrical Contractor (C-10)
OC BEST CONSTRUCTION INCMission Viejo · General Building Contractor (B)
OC BREEZE OUTDOOR LIVINGTustin · Landscaping Contractor (C-27)
OC BROTHER'S PAINT COMPANYGarden Grove · Painting Contractor (C-33)
OC BUILDER ONEGarden Grove · General Building Contractor (B)
OC BUILT-IN VACUUMNewport Coast · Specialty Contractor
OC CONCRETE LIFTING LLCLaguna Hills · Concrete Contractor (C-8)
OC CONSTRUCTION & CONSULTING INCCosta Mesa · General Building Contractor (B)
OC COOL PROS INCSanta Ana · HVAC Contractor (C-20)
OC CUSTOM MARBLE TILECosta Mesa · Tile Contractor (C-54)
OC DECK AND PATIOSan Clemente · General Building Contractor (B)
OC DESIGN & BUILD INCHuntington Beach · General Building Contractor (B)
OC DEVELOPMENT INCIrvine · Specialty Contractor
OC DREAM CONSTRUCTION INCCypress · General Building Contractor (B) · Flooring Contractor (C-15) · Tile Contractor (C-54)
OC DRYWALL SERVICES CORPLadera Ranch · Drywall Contractor (C-9)
OC DUST FREE INCFountain Valley · General Building Contractor (B) · Drywall Contractor (C-9) · Painting Contractor (C-33)
OC ELECTRICIANMission Viejo · Electrical Contractor (C-10)
OC ELITE LIGHTING AND ELECTRICAL SERVICESOrange · Electrical Contractor (C-10)
OC ELITE POOL SERVICES INCMission Viejo · Specialty Contractor
OC ELITE REMODELINGMission Viejo · General Building Contractor (B)Kitchen Remodeling · Bathroom Remodeling · Fireplace Remodeling
OC EXCELOrange · HVAC Contractor (C-20)
OC FINISHWOOD CONSTRUCTIONSanta Ana · General Building Contractor (B)
OC FLOORINGFountain Valley · Flooring Contractor (C-15)
OC GATES INCLaguna Niguel · Specialty ContractorNew Gate Installation · Gate Repair · Gate Replacement
OC GREAT FLOORINGOrange · Flooring Contractor (C-15)
OC HARDWOOD INSTALLATIONSAnaheim · Flooring Contractor (C-15)
OC HOME RESTORATION AND REMODELING INCGarden Grove · General Building Contractor (B)Custom Home Remodeling · Room Additions & House Extensions · Kitchen Remodeling
OC HORIZON INCFullerton · General Building Contractor (B)
OC HOUSE PAINTING INCAnaheim · Painting Contractor (C-33)
OC INTEGRITY PAINTINGIrvine · Painting Contractor (C-33)
OC IRON STRUCTURAL STEELGarden Grove · Steel Contractor (C-50, C-51)
OC KEYSTustin · Specialty Contractor
OC LAND CONSTRUCTIONMission Viejo · General Building Contractor (B) · HVAC Contractor (C-20) · Plumbing Contractor (C-36)
OC LANDSCAPING AND HAULINGTrabuco Canyon · Landscaping Contractor (C-27)Landscape Design · Yard Renovations · Yard Cleanup
OC MARMOLSanta Ana · Tile Contractor (C-54)
OC MASTER PAINTING INCAnaheim · Painting Contractor (C-33)
OC NETWORKS INCOrange · Low Voltage Systems Contractor (C-7)
OC NIGHT LIGHTS INCFountain Valley · Low Voltage Systems Contractor (C-7)
OC PAINTINGOrange · Painting Contractor (C-33)
OC PAVERS AND TURFLake Forest · General Building Contractor (B) · Specialty Contractor
OC PLUMBING & BACKFLOWAnaheim · Plumbing Contractor (C-36)
OC POOL PLASTERINGIrvine · Swimming Pool Contractor (C-53)
OC POWERMAN LLCSan Clemente · Electrical Contractor (C-10)
OC PREMIER PAINTING INCFullerton · Painting Contractor (C-33)
OC PREMIER PLUMBINGHuntington Beach · Plumbing Contractor (C-36)
OC PROTrabuco Canyon · Specialty Contractor
OC PRO SIDING CORPSanta Ana · Specialty Contractor
OC PROFESSIONAL RAIN GUTTERSIrvine · Sheet Metal Contractor (C-43)Gutter Cleaning · Gutter Installation · Gutter Repair
OC PROFESSIONAL TEAM INCOrange · General Building Contractor (B) · Painting Contractor (C-33)
OC QUALITY BUILDERS LLCLaguna Hills · General Building Contractor (B)Kitchen Remodel · Bathroom Remodel · ADU Construction
OC REGIONAL PAINTING INCDana Point · Painting Contractor (C-33)
OC RENOVATIONS LLCHuntington Beach · General Building Contractor (B)
OC REPIPESIrvine · Plumbing Contractor (C-36)
OC RESTORATION & CONSTRUCTIONHuntington Beach · General Building Contractor (B)
OC SIDE CONSTRUCTION AND DESIGN INCAnaheim · General Building Contractor (B)
OC SMART HOMES LLCSanta Ana · Electrical Contractor (C-10)
OC SMART TEMP SERVICEAliso Viejo · HVAC Contractor (C-20)
OC STAR CONSTRUCTION INCGarden Grove · General Building Contractor (B) · HVAC Contractor (C-20)
OC STRUCTURAL STEELSan Clemente · Steel Contractor (C-50, C-51)
OC TECH INNOVATIONSIrvine · Low Voltage Systems Contractor (C-7)
OC TECH INSIGHTSan Clemente · Low Voltage Systems Contractor (C-7)
OC TILE COLaguna Beach · Tile Contractor (C-54)
OC TILE INSTALL INCSanta Ana · Tile Contractor (C-54)
OC TREE EXPERTSSanta Ana · Specialty Contractor
OC TRUST REMODELING & CONSTRUCTION INCMission Viejo · General Building Contractor (B)
OC WINDOW EXPERTSHuntington Beach · General Building Contractor (B) · Glazing Contractor (C-17)
OC-CONSTRUCTIONOrange · General Building Contractor (B)
OC-TECH-ELECTRICIANIrvine · Electrical Contractor (C-10)
OC'S BEST CONSTRUCTIONBuena Park · General Building Contractor (B)
OCAMPOOLSOrange · Swimming Pool Contractor (C-53)
OCBS INCAnaheim · General Building Contractor (B)
OCC BUILDERSFountain Valley · General Engineering Contractor (A) · General Building Contractor (B)
OCC CONSTRUCTION INCSeal Beach · General Building Contractor (B)
OCCA BUILDERS INCIrvine · General Building Contractor (B)
OCCEMission Viejo · Electrical Contractor (C-10)
OCEAN COAST GARAGE DOORSIrvine · Specialty ContractorGarage Door Replacement · Garage Door Installation · Garage Door Repair
OCEAN COAST TURF EXPERTS INCGarden Grove · Specialty Contractor
OCEAN PACIFIC BUILDING GROUPSan Clemente · General Building Contractor (B)
OCEAN PACIFIC PATIOSCosta Mesa · Specialty Contractor
OCEAN PACIFIC SHEETMETAL INCSan Clemente · Sheet Metal Contractor (C-43)
OCEAN PAVERS INCAliso Viejo · General Building Contractor (B) · Specialty ContractorPool Deck Pavers · Patio Pavers · Walkway Pavers
OCEAN ROOFING INCSanta Ana · Roofing Contractor (C-39)
OCEANFRONT ELECTRICCosta Mesa · Electrical Contractor (C-10)Lighting Installation · Outlet Installation · EV Charger Installation
OCEANLINE BUILDERLaguna Beach · General Building Contractor (B)
OCEANLINE BUILDER INCLaguna Beach · General Building Contractor (B)
OCEANSCAPE DESIGN INCLake Forest · Landscaping Contractor (C-27) · Swimming Pool Contractor (C-53)Pools and Spas · Outdoor Kitchens · Cabanas and Patios
OCEANSWEST LANDSCAPESan Clemente · Landscaping Contractor (C-27)
OCEANVIEW BUILDERSOrange · General Building Contractor (B)
OCEANVIEW CONSTRUCTION INCHuntington Beach · General Building Contractor (B)
OCEANVIEW DESIGNWestminster · General Building Contractor (B)
OCHOA GRADING AND PAVINGAnaheim · Earthwork & Paving Contractor (C-12)
OCHOA'S BACKHOE SERVICESAnaheim · Specialty Contractor
OCHOA'S PAINTINGAnaheim · Painting Contractor (C-33)
OCL PACIFIC COAST PAINTING INCMission Viejo · Painting Contractor (C-33)Interior and Exterior Painting · Popcorn & Ceiling Removal · Epoxy Floors
OCLA CONSTRUCTION INCFullerton · General Building Contractor (B) · Specialty Contractor
OCP SOLAR ELECTRICAL SERVICESGarden Grove · General Building Contractor (B) · Electrical Contractor (C-10)
OCT SHOP INCIrvine · Specialty Contractor
OCTO PRO SYNTHETIC COATINGSFullerton · Specialty Contractor
OCWEST CONSTRUCTION INCSanta Ana · General Building Contractor (B)
ODELL CONCRETEGarden Grove · Concrete Contractor (C-8)Concrete Patio Construction · Driveway Installation · Concrete Walkways
ODELL CONSTRUCTIONGarden Grove · General Building Contractor (B)
ODELL TIMOTHYFountain Valley · General Building Contractor (B)
ODONNELL PLUMBINGYorba Linda · Plumbing Contractor (C-36)
ODOR NO MOREWestminster · Plumbing Contractor (C-36)
ODYSSEY CERAMIC & MOSAIC TILEAnaheim · Tile Contractor (C-54)
ODYSSEY ENERGY SYSTEMSSanta Ana · General Building Contractor (B) · Electrical Contractor (C-10)Onsite estimate
ODYSSEY POWER CORPORATIONOrange · Electrical Contractor (C-10)
OEG CONSTRUCTION & MAINTENANCECosta Mesa · General Building Contractor (B)
OERTEL CONSTRUCTIONSan Clemente · General Building Contractor (B)

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