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Contractors in Longmont Colorado, CO

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Longmont Colorado contractors at a glance

Only 1 contractors and tradespeople in our Colorado data give Longmont Colorado as their address, with ZIP 80504 home to the largest share. An unusually high 100% show an active license, compared with 54% across Colorado.

Most of the Longmont Colorado list is made up of DORA-licensed tradespeople, specifically 1 electrical licenses (1 master).

Contractor profiles1
Active license on file1 (100%)
Expired license0
Electrical licenses (active)1 (1)
State board discipline flags0
Median first-license year1981
ZIP codes1

HomeProFax profiles with a Longmont Colorado address, built from DORA electrical and plumbing rosters, the Aurora, Arvada and Thornton contractor license lists, Colorado Secretary of State filings and Boulder/Denver open permit data. Counts as of Oct 24, 2026.

Shortcut: before you hire, ask any Longmont Colorado contractor for their verified HomeProFax report. A contractor with a clean record can share it in a minute.

Licensing in Longmont Colorado

Colorado licenses electricians and plumbers statewide through the DORA State Electrical Board and the DORA State Plumbing Board. General contractors, roofers and HVAC contractors are licensed, if at all, by the local city or county. We haven't verified Longmont Colorado's local rules yet, so check with the building department before you hire. Most Longmont Colorado ZIP codes in our data are in Weld County, so the city or Weld County building department is where to ask.

Hail, roofs and your contract

Longmont Colorado sits on the Front Range, in the heart of "Hail Alley." The Rocky Mountain Insurance Information Association says the region usually sees three or four catastrophic hailstorms a year, and the damaging season runs from mid-April to mid-September. After a storm, Colorado law lets you cancel an insurance-paid roofing contract within 72 hours of a written claim denial (C.R.S. 6-22-104), and a roofer may not offer to pay or waive your deductible (C.R.S. 6-22-105).

Longmont Colorado contractor list

1 profiles, ranked by HomeProFax score.

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Longmont Colorado contractor FAQ

How many Longmont Colorado contractors does HomeProFax track?

HomeProFax lists 1 contractor profiles with a Longmont Colorado business address. 1 (100%) show an active license on file and 0 show an expired one. 1 hold electrical licenses and 0 hold plumbing licenses.

Who licenses contractors in Longmont Colorado, Colorado?

Electricians and plumbers need Colorado DORA licenses everywhere in the state. For general contractors, roofers and HVAC firms, check with the Longmont Colorado or Weld County building department, because those trades are licensed locally.

What's the fastest way to check a Longmont Colorado contractor?

Ask the contractor for their verified HomeProFax report. It puts their license status, any board discipline, permits on file and Secretary of State standing on one page with sources. You can also search any business free on HomeProFax.com.