During the 2025-26 season, Andrew Harper serves as the sound designer for Porgy and Bess and Silent Night. Harper, a sound designer and consultant for theater, opera, and ballet, served as sound designer for HGO productions including West Side Story (2025, 2018); The Sound of Music (2024);  Another City (world premiere, 2023); the outdoor singalong My Favorite Things (2021); El Milagro del Recuerdo (world premiere, 2019); The Phoenix (world premiere, 2019); The Flying Dutchman (2018); Cruzar la Cara de la Luna (2018); The House without a Christmas Tree (world premiere, 2017); It’s a Wonderful Life (world premiere, 2016); Carousel (2016); Sweeney Todd (2015);  A Coffin in Egypt (world premiere, 2014); and A Little Night Music (2014). Additionally, he has designed sound for productions with Washington National Opera/Kennedy Center, New York City Opera, Glimmerglass Opera, Lyric Opera Kansas City, The Atlanta Opera, San Antonio Opera, El Paso Opera, and Houston Ballet, among others. In summer 2021, he designed the outdoor sound system for the Glimmerglass on the Grass Festival in New York, as well as its six productions: The Magic Flute, Songbird, Il trovatore, Gods and Mortals, To the World, and The Passion of Mary Cardwell Dawson. As sound designer for Houston’s Theatre Under the Stars, Harper has designed sound for more than 50 productions since 2013. In the 2025-26 season, he designs American Psycho for Houston Broadway Theatre, West Side Story for Los Angeles Opera and Washington National Opera, and Guys and Dolls at Shakespeare Theatre in Washington D.C.