# Minnesota Department of Labor and Industry

Minnesota's licensing agency for residential building contractors, electricians, plumbers and other trades. The DLI license lookup is the authoritative check for Minnesota licenses.

- Type: License required by law
- Contractors with a Minnesota DLI entry in the public data we track: 33,886
- Entries that appear expired or past their stated expiry date: 497
- Data collected up to: Jul 11, 2026
- Official register: https://secure.doli.state.mn.us/lookup/licensing.aspx
- Page: https://us.mytrustedtraders.com/certifications/minnesota-dli

Counts reflect collected public entries, not official membership totals. Absence from this data does not mean a contractor is unregistered.

## Where holders are

- MN: 30,553
- WI: 867
- ND: 652
- IA: 256
- SD: 177
- TX: 135
- IL: 131
- CA: 93
- MO: 82
- FL: 71

## Trades that hold it

- General contractor: 13,353
- Builder: 10,451
- Electrician: 2,559
- HVAC contractor: 2,527
- Plumber: 1,707
- utility excavation: 1,303
- low voltage: 839
- remodeler: 394

## Minnesota DLI holders with review evidence

A slice of holders that also have customer reviews on MyTrustedTraders. This is not the register itself.

- **Marvel Sewer and Drain**: hvac mechanical · Fridley, MN · 1,279 reviews. https://us.mytrustedtraders.com/traders/marvel-sewer-and-drain
- **Guy Roofing**: roofer · Spartanburg, SC · 1,267 reviews. https://us.mytrustedtraders.com/traders/guy-roofing-5
- **Midwest Electric and Generator, Inc**: electrician · Rogers, MN · 1,026 reviews. https://us.mytrustedtraders.com/traders/midwest-electric-and-generator-inc
- **residential heating and air conditioning**: hvac mechanical · Minneapolis, MN · 816 reviews. https://us.mytrustedtraders.com/traders/residential-heating-and-air-conditioning
- **Twin City Pipeworks**: plumber · Lake Elmo, MN · 759 reviews. https://us.mytrustedtraders.com/traders/twin-city-pipeworks-2
- **Pronto Heating & Air Conditioning**: hvac mechanical · Eden Prairie, MN · 608 reviews. https://us.mytrustedtraders.com/traders/pronto-heating-air-conditioning
- **Perfect Exteriors of Minnesota Inc.**: roofer · Monticello, MN · 548 reviews. https://us.mytrustedtraders.com/traders/perfect-exteriors-of-minnesota-inc
- **Mike's Custom Mechanical**: plumber · Dayton, MN · 506 reviews. https://us.mytrustedtraders.com/traders/mikes-custom-mechanical
- **Stafford Home Service**: hvac mechanical · Minneapolis, MN · 482 reviews. https://us.mytrustedtraders.com/traders/stafford-home-service
- **Northface Construction LLC**: roofer · Elk River, MN · 357 reviews. https://us.mytrustedtraders.com/traders/northface-construction-llc
- **Screen Medic, Inc.**: deck builder · Brooklyn Park, MN · 297 reviews. https://us.mytrustedtraders.com/traders/screen-medic-inc
- **ST Paul Pipeworks LLC**: plumber · Saint Paul, MN · 285 reviews. https://us.mytrustedtraders.com/traders/st-paul-pipeworks-llc

## Common questions

### What is Minnesota Department of Labor and Industry?

Minnesota's licensing agency for residential building contractors, electricians, plumbers and other trades. The DLI license lookup is the authoritative check for Minnesota licenses. (License required by law.)

### How many contractors hold Minnesota Department of Labor and Industry?

We track 33,886 contractors with a Minnesota Department of Labor and Industry entry, based on register and listing data collected up to Jul 11, 2026. This reflects the public entries we have collected, not necessarily the scheme's complete membership.

### Can a Minnesota Department of Labor and Industry entry be out of date?

Yes. 497 of the entries we track appear expired or past their stated expiry date, based on register and listing data collected up to Jul 11, 2026. Always confirm current status on the official register before hiring.

### How do I check whether a specific contractor holds Minnesota Department of Labor and Industry?

Check the official register at https://secure.doli.state.mn.us/lookup/licensing.aspx, or look the contractor up on MyTrustedTraders. Profiles show the credentials we have found for them, alongside reviews and other public evidence.