Twin Ports Contractors

HVAC Contractors in Duluth, MN

25 listed, 13 with official MN DLI license status. Data dated November 12, 2026.

Based nearby, serving Duluth, MN

These businesses are based in another town. Each one's own website names Duluth as a place it serves.

Also found on Google

These businesses are listed from Google. We have not matched them to a state license record, so no license status is shown. Ask what license the job needs and check it with the state.

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Common questions

How many hvac contractors are listed in Duluth, MN?

25, as of November 12, 2026.

Are these hvac contractors licensed?

13 of the 25 hold an issued license in the Minnesota Department of Labor and Industry (MN DLI) data dated November 12, 2026. 6 more hold a state registration or bond, which is not a license. 6 were found on Google and are not matched to a state license record; they are in a separate section. 1 has an enforcement action on record; see the official record for details.

How is the list sorted?

Featured listings come first and are labeled "Featured". Claimed listings are next. The rest are ordered by how complete their information is, and a state license counts toward that. Businesses found only on Google are in their own section.

Check any license on the official MN DLI lookup

Before you hire: guides

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