From the website:

Save the date!

Thursday, July 9, 2015
9:30 A.M. – 4:30 P.M.
Washington, D.C.
Cannon House Office Building
Exhibitions in Caucus Room 345
Forum in Cannon Room 340
FREE BEN & JERRY’S ICE CREAM in Caucus Room 2:00 – 4:30

Attendance at the EXPO + Forum is free, open to the public, and no RSVPs are required so all are welcome!

This year’s EXPO expects to bring together nearly 50 organizations showcasing a cross-section of renewable energy (biofuels/biomass, geothermal, solar, water, wind) and energy efficiency technologies.

The Forum will feature Members of the U.S. Congress and administration officials in the morning. Throughout the day speakers will discuss – in person and via live webcast – the role sustainable energy technologies can play in meeting America’s energy needs.

Visit the website to see the list of exhibitors and expected speakers:http://sustainableenergy.org/2015-expo/