Recent Event - ACI's 23rd Annual Conference

John presented Revisiting Steam System Efficiency at ACI's 23rd annual home energy performance conference, held this year in Austin, TX, April 22-25.

Past Event - Better Buildings Better Business Conference

John presented Matching Duct Corrective Work to Diagnosed Defects at the Better Buildings Better Business Conference, Baraboo, WI, held March 3-5, 2010.

We've been awarded!

eZing has won Angie's List Super Service Award for 2009! See the aforementioned logo on the homepage of the eZing website.

Sharing their expertise

Cheryl and John are currently team-teaching at Wilbur Wright Community College's Residential Energy course, now accredited and in it's fourth year.

Past Interview - Green Economy Chicago

John Porterfield "starred" in Episode Two of Green Economy Chicago's video series, showing key aspects of a home energy audit. This interview took place last September.

Did you know?

Last July, Cheryl and John won Energy Analyst designation from the Building Performance Institute.

Interview with National Trust for Historic Preservation

eZing was one of several energy audit firms surveyed by National Trust for Historic Preservation.

Past Event - Orientation to Energy Audits

eZing's John Porterfield and Peter Locke of www.terralocke.com presented an orientation to energy audits for elevator-scale condominiums at the July meeting of the Association of North Sheridan Road Condominium Associations.