Best Bonded HVAC Contractors in Ottertail, MN
4 HVAC contractors registered in Ottertail 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 4 are listed below, ordered by years bonded.
How we chose: We identified 4 companies registered in Ottertail. 4 passed bond verification. All 4 are listed below. Our methodology
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- Verified
- August 18, 2026
- Bonded since
- 2010
- Bond expires
- 2026-09-17
- Phone
- 2183673300
- Verified
- August 18, 2026
- Bonded since
- 2012
- Bond expires
- 2026-09-13
- Phone
- 7018473031
- Verified
- August 18, 2026
- Bonded since
- 2017
- Bond expires
- 2028-06-01
- Phone
- 2182057065
- Verified
- August 18, 2026
- Bonded since
- 2020
- Bond expires
- 2028-01-17
- Phone
- 2188645535
Compare the top 4 at a glance
| Company | Bond | Credential | On file since |
|---|---|---|---|
| All Seasons Heating & Ac LLC | #MB005395 | Mechanical Contractor Bond | 2010 |
| Mid Valley Geo Thermal Inc. | #MB656546 | Mechanical Contractor Bond | 2012 |
| Haugan Heating And Cooling LLC | #MB732250 | Mechanical Contractor Bond | 2017 |
| Battle Lake Refrigeration Heating And Cooling LLC | #MB765353 | Mechanical Contractor Bond | 2020 |