About Contractor License Lookup

Contractor License Lookup explains how each US state licenses general, electrical, plumbing, HVAC and roofing contractors, and links to the official board and license lookup for each trade.

We are not a government agency and do not issue or verify licenses. The official lookup is always the final word.

Found an error or a requirement that has changed? Email hello@licensesbystate.com with the page and, if you have it, the official source. We correct pages only from official state sources.