Humboldt County companies starting with O

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

O & M INDUSTRIESArcata · General Engineering Contractor (A) · General Building Contractor (B) · Electrical Contractor (C-10) · HVAC Contractor (C-20) · Demolition Contractor (C-21) · Plumbing Contractor (C-36) · Sheet Metal Contractor (C-43) · Steel Contractor (C-50, C-51) · Specialty ContractorIndustrial services · Structural steel fabrication and install · HVAC fabrication and installation
O B D PLUMBINGEureka · Plumbing Contractor (C-36)
OASIS STRUCTURES AND WATER WORKSMc Kinleyville · General Engineering Contractor (A) · General Building Contractor (B)
OFFINS GENERAL ENGINEERING LLCHoopa · General Engineering Contractor (A)
OLD GROWTH CONSTRUCTION LLCEureka · General Building Contractor (B)
OMHOLT G P CONSTRUCTIONEureka · General Building Contractor (B)
ON POINT CONSTRUCTIONBlue Lake · General Building Contractor (B)
OSBORNE CONSTRUCTIONArcata · General Building Contractor (B)
OSTLER PHILLIPFerndale · Specialty Contractor
OTT COLIN MASONRYEureka · Masonry Contractor (C-29)
OWINGS BUDBlue Lake · General Building Contractor (B)
OWSLEY ELECTRIC INCFortuna · Electrical Contractor (C-10)

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