Best Bonded HVAC Contractors in Watertown, MN
6 HVAC contractors registered in Watertown hold current DLI mechanical contractor bonds, verified against official records as of August 18, 2026. Minnesota does not license mechanical contractors - the state requires a contractor bond filed with DLI instead, and that is the credential verified here. All 6 are listed below, ordered by years bonded.
How we chose: We identified 6 companies registered in Watertown. 6 passed bond verification. All 6 are listed below. Our methodology
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- Verified
- August 18, 2026
- Bonded since
- 2010
- Bond expires
- 2026-12-04
- Phone
- 9522922523
- Verified
- August 18, 2026
- Bonded since
- 2010
- Bond expires
- 2028-06-03
- Phone
- 9529552627
- Verified
- August 18, 2026
- Bonded since
- 2014
- Bond expires
- 2028-05-20
- Phone
- 6127021780
- Verified
- August 18, 2026
- Bonded since
- 2014
- Bond expires
- 2028-03-07
- Phone
- 9529553844
- Verified
- August 18, 2026
- Bonded since
- 2022
- Bond expires
- 2028-03-28
- Phone
- 9528473387
- Verified
- August 18, 2026
- Bonded since
- 2024
- Bond expires
- 2026-08-20
- Phone
- 6122222376
Compare the top 6 at a glance
| Company | Bond | Credential | On file since |
|---|---|---|---|
| Schoening Mechanical LLC | #MB004779 | Mechanical Contractor Bond | 2010 |
| J & S Mechanical Inc. | #MB005409 | Mechanical Contractor Bond | 2010 |
| Steins Heating & Cooling Inc. | #MB680602 | Mechanical Contractor Bond | 2014 |
| Hollywood Heating And Air Inc. | #MB684125 | Mechanical Contractor Bond | 2014 |
| Full Time Heating & Cooling | #MB792165 | Mechanical Contractor Bond | 2022 |
| 4d Visions LLC | #MB100213 | Mechanical Contractor Bond | 2024 |