InterNACHI listed on US Department of Energy website as a Home Energy Score Partner.

http://energy.gov/eere/buildings/home-energy-score-partners

From the DOE site…

InterNACHI, the nation’s largest non-profit inspector accreditation organization, is now providing Colorado homeowners with the Home Energy Score. InterNACHI is committed to educating American homeowners about the functions, materials, systems and components of their properties in order to improve the energy efficiency of their homes and reduce utility costs.

Very cool