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State files updated Oct 30, 2026
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Minnesota contractor license

Knott Mechanical Inc

Knott Mechanical Inc of Prior Lake holds Minnesota license MB003429 (Mechanical Contractor Bond). The DLI file dated Oct 30, 2026 lists it as active.1 It expires Sep 24, 2028.

Licensed 17 years, longer than 87% of 2,447 active Minnesota HVAC contractors.

Active

Knott Mechanical Inc, Prior Lake

License
MB003429
Class
Mechanical Contractor Bond
Expires
Sep 24, 2028
Bond
On file to Sep 24, 2028

DLI file dated Oct 30, 2026

From the DLI file dated Oct 30, 2026. Not a consumer report; check the board before you hire.

Has the board taken action on this license?

The DLI file doesn't list board actions. Check with the board: DLI license lookup

What bond, insurance and workers' comp are on file?

Bond, liability insurance and workers' comp aren't in the DLI file. Check with the board

What work does this license cover?

License level: Mechanical Contractor Bond. Issued Aug 24, 2009.

Which other Prior Lake businesses hold Mechanical Contractor Bond?

Minnesota HVAC contractors

What should you check before hiring?

What to ask before you hire

  1. Get the license number in writing. The name on the license should match the name on your contract and invoice.
  2. Check the class covers the job. A license for one trade doesn't cover another. Minnesota license classes
  3. Ask for a certificate of insurance sent to you by the insurance agent, not handed over by the contractor. How to read a COI
  4. Ask who will be on site. If a crew works on your property, ask for proof of workers' comp. The DLI file doesn't record workers' comp, so ask for the certificate.
  5. Put it in a written contract: license number, price, start date and payment schedule. Check the license again on the day you sign.

If the license is lapsed

  1. Don't sign or pay a deposit until the DLI shows the license active again.
  2. Ask the contractor why. For a bond or insurance lapse, ask for proof that the new bond or policy was filed with the DLI, then check again.
  3. If work has started, hold further payments, keep the contract, receipts and photos, and file a complaint with Department of Labor and Industry (DLI).
  4. Check another contractor. Minnesota license lookup

Sources

  1. DLI license and registration export (dli.mn.gov, Oct 30, 2026)
  2. Department of Labor and Industry (DLI)