Welcome to A.S. Sound Reinforcement A.S. Sound is a professional live sound reinforcement company that has been providing sound systems and P.A.equipment for the tri-state area since 1998. Our employees and the knowledge they bring with them is what has led A.S. Sound to be the best. Our past events span a wide range of events like: Concerts, Graduations, Festivals, Corporate Functions, and even Off-Broadway Shows.