John Lyons Systems

About John Lyons Systems

John Lyons Systems (operating as Avalon Sound) is a Los Angeles-based professional audio and AV integration firm serving the entertainment, corporate, and residential markets across Southern California. Known for their expertise in high-performance sound systems, home theaters, and commercial AV installations, the team brings a meticulous ear and deep technical knowledge to every project. As a Heckler partner, John Lyons Systems incorporates Heckler's display mounts and AV enclosures into the professional environments they design and install for clients. Their Los Angeles location puts them at the center of one of the world's most dynamic entertainment and commercial AV markets.