Best Bonded HVAC Contractors in Buffalo, MN
19 HVAC contractors registered in Buffalo 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. The 8 below are the top-ranked, ordered by years bonded.
How we chose: We identified 19 companies registered in Buffalo. 19 passed bond verification. The 8 below are the top-ranked of those. Our methodology
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- Verified
- August 18, 2026
- Bonded since
- 2009
- Bond expires
- 2028-07-26
- Phone
- 6122825041
- Verified
- August 18, 2026
- Bonded since
- 2010
- Bond expires
- 2028-02-08
- Phone
- 6126850737
- Verified
- August 18, 2026
- Bonded since
- 2010
- Bond expires
- 2028-04-29
- Phone
- 7636840136
- Verified
- August 18, 2026
- Bonded since
- 2011
- Bond expires
- 2026-12-02
- Phone
- 7635679330
- Verified
- August 18, 2026
- Bonded since
- 2012
- Bond expires
- 2028-06-30
- Phone
- 7636821581
- Verified
- August 18, 2026
- Bonded since
- 2012
- Bond expires
- 2028-06-07
- Phone
- 7636823390
- Verified
- August 18, 2026
- Bonded since
- 2014
- Bond expires
- 2027-07-26
- Phone
- 6122821274
- Verified
- August 18, 2026
- Bonded since
- 2014
- Bond expires
- 2028-07-01
- Phone
- 7635593734
Compare the top 6 at a glance
| Company | Bond | Credential | On file since |
|---|---|---|---|
| Krg Plumbing Inc. | #MB003276 | Mechanical Contractor Bond | 2009 |
| Varner Heating & Cooling LLC | #MB004917 | Mechanical Contractor Bond | 2010 |
| Aerostar Heating And Air LLC | #MB005001 | Mechanical Contractor Bond | 2010 |
| Correll Plumbing & Heating Inc. | #MB642566 | Mechanical Contractor Bond | 2011 |
| Buffalo Plumbing And Heating Inc. | #MB645129 | Mechanical Contractor Bond | 2012 |
| Rightmark LLC | #MB653174 | Mechanical Contractor Bond | 2012 |