Questions and Comments:

Contacts for Technical Issues

For questions about web content or other technical information:

For glazing materials coatings, substrates, deposition systems and characterization, contact Jacob Jonsson.

For the DOE Electrochromic Initiative contact Eleanor Lee.

For high performance fenestration systems contact Howdy Goudey.

For window properties, measurements, simulations and ratings, contact Charlie Curcija.

For software contact,, or

For daylighting materials, systems, simulation tools and performance issues, contact Eleanor Lee.

For residential window performance guidelines, analysis and measurements of window and skylight performance contact Charlie Curcija.

For commercial window performance guidelines, analysis and measurements of fenestration products and systems, contact Eleanor Lee.

To contact specific individuals in the Windows and Daylighting Group, visit the STAFF section of this website.