Philips Arena / Atlanta Hawks
Philips Arena, consistently named among the top 10 concert and event arenas in the world, was the first NBA arena to be awarded LEED certification for Existing Buildings: Operation and Maintenance. With 160 events and 1.6 million guests annually, the multipurpose venue's sustainability message reaches a huge audience. Green efforts at the arena have included energy savings of more than 4.5 million kilowatt hours a year.