Updated: May 15, 2026
Location
Address
Platteville, WI, 53818
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Harkness Heating and Cooling LLC
Harkness Heating and Cooling LLC at WI 53818, held a HVAC/Mechanical Contractor license (#941276) with the Milwaukee contractors license board. We last verified the license was inactive on 05-14-2026.
Their BuildZoom score is 0 because we haven’t been able to verify an active license. As a result, they’re not ranked in the top 50% of 94,017 Wisconsin contractors.
If you’re thinking about hiring them, we recommend double-checking their license status with your local licensing authority. Alternatively, use our project planner to be easily matched to qualified, licensed professionals in your area.
Harkness Heating and Cooling LLC Services
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Harkness Heating and Cooling LLC Contact Information
Phone Number: (608) 348-5115
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Harkness Heating and Cooling LLC License info
Inactive License
| License # | 941276 |
| Status | Inactive |
| City | Milwaukee |
| Type | Hvac Contractor |
- According to the City of Milwaukee License Search, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Harkness Heating and Cooling LLC at the City of Milwaukee License Search.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 941276 |
| Status | Inactive |
| State | Wisconsin |
| Type | Hvac Contractor |
- According to the Wisconsin Department of Safety and Professional Services, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Harkness Heating and Cooling LLC at the Wisconsin Department of Safety and Professional Services.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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- *No active license on file. If you are Harkness Heating and Cooling LLC, click “This is My Business” to update your information.
Harkness Heating and Cooling LLC Employees
DH
Dana Edward Harkness
Owner
DH
Dana Harkness