Contractors in Longmont, Colorado

18 listings: general contractors (3), roofing contractors (3), electricians (1), plumbers (3), hvac contractors (4), carpenters & framers (1).

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

We list 18 contractors in Longmont, 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).

Big Elk Construction

126 East Saint Clair Avenue, Longmont

Map listing: license not checkedCarpenters & Framers

Red Canyon Roofing

2919 17th Avenue, Longmont

Map listing: license not checkedRoofing Contractors

AAA Electric

Longmont

Map listing: license not checkedElectricians

Slade Glass

Longmont

Map listing: license not checkedWindows, Siding & Insulation
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Before You Hire in Longmont

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