About Energy Diagnostics, Inc.



Jerry and Karen Thatcher established Energy Diagnostics, Inc. in 1992. It is one of the top five companies nationwide to provide NGBS Green and EPA Energy Star Certifications. We have completed over 40,000 Energy Star and HERS certifications to date. Our company worked to design and provide the first NGBS Green certification for a development, located in Burns Harbor, IN.


Energy Diagnostics, Inc. has received many prestigious accolades, such as EPA Energy Star Partner of the Year, RESNET Rater of the Year, and NGBS Green Partner of the Year. Our company has been commissioned to do IECC code training's in Michigan, Illinois, and Indiana, for builders, code officials, and other contractors.


Energy Diagnostics has a professional staff of RESNET certified HERS raters, ICC certified plan examiners, BPI certified field supervisors, NGBS and LEED for homes certified verifiers, and in house engineering.


We have a client base as dynamic as we are; we service the largest national home builder, down to the smallest local contractor, and residents in between. We work with utility companies, architects, developers, state agencies, local municipalities, and HVAC contractors.


Our goal is to improve the housing stock to greatly reduce energy consumption while reducing pollutants protecting the environment for future generations.