Best Bonded HVAC Contractors in Altura, MN
4 HVAC contractors registered in Altura 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 Altura. 4 passed bond verification. All 4 are listed below. Our methodology
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- Verified
- August 18, 2026
- Bonded since
- 2009
- Bond expires
- 2028-01-01
- Phone
- 5072513064
- Verified
- August 18, 2026
- Bonded since
- 2019
- Bond expires
- 2027-09-17
- Phone
- 5077966391
- Verified
- August 18, 2026
- Bonded since
- 2024
- Bond expires
- 2028-08-16
- Phone
- 5074594810
- Verified
- August 18, 2026
- Bonded since
- 2026
- Bond expires
- 2028-08-03
- Phone
- 5073136933
Compare the top 4 at a glance
| Company | Bond | Credential | On file since |
|---|---|---|---|
| Overkamp Plumbing Inc. | #MB004108 | Mechanical Contractor Bond | 2009 |
| S&s Heating & Cooling | #MB761277 | Mechanical Contractor Bond | 2019 |
| Altura Plumbing And Heating LLC | #MB100210 | Mechanical Contractor Bond | 2024 |
| Siebenaler Mechanical LLC | #MB100640 | Mechanical Contractor Bond | 2026 |