Best Bonded HVAC Contractors in Fairmont, MN
3 HVAC contractors registered in Fairmont 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 3 are listed below, ordered by years bonded.
How we chose: We identified 3 companies registered in Fairmont. 3 passed bond verification. All 3 are listed below. Our methodology
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- Verified
- August 18, 2026
- Bonded since
- 2009
- Bond expires
- 2028-06-06
- Phone
- 5072359009
- Verified
- August 18, 2026
- Bonded since
- 2009
- Bond expires
- 2026-10-01
- Phone
- 5072363060
- Verified
- August 18, 2026
- Bonded since
- 2018
- Bond expires
- 2028-01-09
- Phone
- 5072366472
Compare the top 3 at a glance
| Company | Bond | Credential | On file since |
|---|---|---|---|
| Day Plumbing Heating And Cooling Inc. | #MB003136 | Mechanical Contractor Bond | 2009 |
| Cress Refrigeration Inc. | #MB003586 | Mechanical Contractor Bond | 2009 |
| Harbo Mechanical Contractors LLC | #MB737050 | Mechanical Contractor Bond | 2018 |