According to 3tarchitects, Neil Pelone, Shridhar Karve, and Marissa Emmer have all passed the test required to become a Leadership in Energy & Environmental Design accredited professional (LEED AP). LEED AP is a designation by the U.S. Green Building Council (USBGC). "3t is a studio that believes strongly in practicing sustainable design," said Scott Townsend, 3t principal and founder, LEED AP.