Contractors in Thornton, Colorado

2 listings: plumbers (1), concrete & masonry (1), carpenters & framers (1).

How Do You Find a Licensed Contractor in Thornton, Colorado?

We list 2 contractors in Thornton, from open map data with no license check. Colorado has no statewide general contractor license, and cities or counties set the rules. Ask for the license number, confirm it with the state or city, and get at least two written bids.

Updated November 6, 2026 · Source: OpenStreetMap (downloaded November 6, 2026).

16200 Washington Street, Thornton

Map listing: license not checkedCarpenters & FramersConcrete & Masonry
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Before You Hire in Thornton

Colorado has no statewide general contractor license, and cities or counties set the rules. Threshold: None statewide; cities such as Denver license contractors. Read the Colorado 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 Colorado

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