Best Bonded HVAC Contractors in Otsego, MN
4 HVAC contractors registered in Otsego 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 Otsego. 4 passed bond verification. All 4 are listed below. Our methodology
We earn a fee when you call businesses through numbers on this site. This never affects who is listed or how they rank.
- Verified
- August 18, 2026
- Bonded since
- 2009
- Bond expires
- 2028-07-01
- Phone
- 7632749945
- Verified
- August 18, 2026
- Bonded since
- 2009
- Bond expires
- 2026-10-13
- Phone
- 7634162732
- Verified
- August 18, 2026
- Bonded since
- 2023
- Bond expires
- 2027-12-14
- Phone
- 7634654328
- Verified
- August 18, 2026
- Bonded since
- 2026
- Bond expires
- 2028-03-12
- Phone
- 3209790948
Compare the top 4 at a glance
| Company | Bond | Credential | On file since |
|---|---|---|---|
| Knight Heating And Air Conditioning Inc. | #MB003103 | Mechanical Contractor Bond | 2009 |
| New Century Systems Inc. | #MB003726 | Mechanical Contractor Bond | 2009 |
| Mn Heating And Cooling | #MB100057 | Mechanical Contractor Bond | 2023 |
| Lightning Mechanical Inc. | #MB100529 | Mechanical Contractor Bond | 2026 |