Trevor Nash brings 11 years of window and door expertise to Summit Exteriors, where he has worked for six years after spending his earlier career with a window manufacturer's regional distribution operation. He holds an AAMA certification and accreditations from Andersen, Pella, and Marvin, and is a recognized authority on energy performance metrics including U-factor and SHGC ratings. Trevor specializes in historic and older-construction homes and has completed more than 900 window and door projects. He also serves on Peak Shield's product advisory committee, evaluating new window technologies for the company's product lineup.