Our team is what truly makes our company a leader in energy efficiency solutions. Comprised of a diverse group of individuals committed to providing industry-leading services and outstanding customer experiences, Energy Diagnostics staff bring expertise from all aspects of energy rating and code compliance to builders, developers, architects, HVAC professionals, and homeowners throughout the country.

Founded by Jerry and Karen Thatcher in 1992, Energy Diagnostics has grown significantly in its 30 years of business. Rooted in Indiana, Energy Diagnostics continues to expand its service offerings and territories in an effort to improve the efficiency, environmental impact, and comfort of buildings throughout the country. Our people, our process, and our product are second to none! Learn why so many building professionals choose to partner with Energy Diagnostics.