Contractors in Ontario, Oregon

77 listings: general contractors (2), public-work contractors (77), roofing contractors (4), electricians (2), hvac contractors (3), concrete & masonry (3).

How Do You Find a Licensed Contractor in Ontario, Oregon?

We list 77 contractors in Ontario, including 77 active official state records. Oregon has a statewide contractor license. Ask for the license number, confirm it with the state or city, and get at least two written bids.

Updated November 6, 2026 · Source: official state records and OpenStreetMap (downloaded November 6, 2026).

Ontario

Oregon CCB: ActivePublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActivePublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActivePublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActivePublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActiveElectriciansPublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActivePublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActivePublic-Work ContractorsGeneral ContractorsBondInsurance

Ontario

Oregon CCB: ActivePublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActiveHVAC ContractorsPublic-Work ContractorsBondInsurance

Ontario

Oregon CCB: ActiveFlooring & TilePublic-Work ContractorsBondInsurance
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Before You Hire in Ontario

Oregon has a statewide contractor license. Threshold: Generally required; a narrow exemption under $1,000. Read the Oregon license summary, then use the hiring checklist and compare your bids. Your city’s building department can also tell you which permits your job needs.

Other Cities in Oregon

Sources: Washington L&I, Oregon CCB and New York DOL open data; © OpenStreetMap contributors (ODbL) · Data last updated November 6, 2026 · Sources & method