Allen Hahn has designed productions at City Opera, Santa Fe Opera, Glimmerglass, and the Spoleto USA Festival, and internationally for opera companies and festivals in France, Germany, The Netherlands, Spain, and the UK. He has designed world premiere operas at Juilliard and at the Royal Danish Opera. Regional theatre highlights include several productions in his hometown with Pittsburgh Public Theatre and City Theatre. His designs for several productions were selected for exhibition in the 2007 Prague Quadrennial and served as Lighting Design Curator for the 2011 Quadrennial. Allen has worked with the performance company The Builders Association since its inception in 1994. He has also worked with artist Tony Oursler on installations at the Metropolitan Museum of Art and ARoS Kunstmuseum in Denmark.