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Licensed contractors in Duluth, MN

Pick a trade to see every business in Duluth with an active Minnesota DLI licence, ranked by a published formula.

General contractors88
Plumbers20
Electricians13
Security system installers7
Movers2
Roofers1

Every business with an active state licence for the trade, checked against the board's own register. Order is set by a published formula; nobody can pay to move up.

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Trades

General contractors Electricians HVAC contractors Plumbers House painters Roofers Landscapers All trades

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Sources: Arizona ROC, CSLB, Florida DBPR, Hawaii CLB, Minnesota DLI, NSCB, TDLR, Virginia DPOR, Washington L&I, US EPA, US Census Bureau, BLS, Google Maps. Licence data checked 4 Nov 2026.