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License verified · Minnesota DLI

Castle Master Mechanical LLC

5833 VINCENT AVE S
+1 612-237-1107
Verification ledger

What we checked, and what we didn't

Checked against the register at build time (Oct 31, 2026).
Minnesota contractor licenseMinnesota Department of Labor and Industry · number MB005177 · expires May 14, 2028. Matched to this business on name.Verified
Business contactphone on file.On file
Public reviewsNo public review profile in our data. License-register listings often have none — ask for two recent local references instead.None found
Insurance & bondingNot checked by AirProHQ. Ask for the certificate of insurance before work starts — the state requires cover to hold the license, but we don't see the policy.Ask them
WorkmanshipNot inspected. A license says who is allowed to do the job, not how well it was done.Ask for references
Checked against the register at build time (Oct 31, 2026). Confirm it yourself — about thirty seconds. See our full verification methodology.Open the official lookup
About

Castle Master Mechanical LLC, in brief

Castle Master Mechanical LLC is an HVAC contractor at 5833 VINCENT AVE S. We matched license MB005177 to this business on the Minnesota DLI register through May 2028. The nearest other listed contractor is 2.7 mi away.

HVAC contractor
Questions about this contractor

Before you call Castle Master Mechanical LLC

01

Is Castle Master Mechanical LLC a licensed HVAC contractor?

Yes. This business's license, MB005177, matches an active entry on the Minnesota DLI register with an expiry of May 14, 2028. The official lookup lets you verify it directly.

Sources: Minnesota Department of Labor and Industry register.Report a correction
Alternatives

Other HVAC contractors near Castle Master Mechanical LLC

Sorted by straight-line distance from this office. Same license check on every one.