Don Williams

Quality Assurance Inspector

As a Quality Assurance Inspector Don perform blower door tests, IR image scans, combustion safety diagnostics, and visual inspections of contractor work as part of home performance upgrades on existing homes including insulation and HVAC work. He has been performing energy and diagnostic testing in new and existing homes for 12 years. 
Don graduated from the University of Minnesota with a degree in Residential Building Science and Technology.


  • BPI Building Analyst

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St. Paul - Midway
1754 University Avenue
St. Paul, MN 55104