Allen has done design work and installations for major film and music companies including George Lucas’s Skywalker Ranch, Disney, Warner Brothers, and the Santa Barbara International Film Festival’s Riviera Theater. Allen designed, built and owned the most successful music studio complex in the world, with national and international locations.

Albums recorded at Allen’s studios have sold more than one billion copies. Allen has worked as an engineer and/or producer on over a thousand albums including Joni Mitchell, Michal Jackson, Josh Grobin, Green Day, Marry J. Blidge, Frank Sinatra, Stevie Wonder, Phil Collins, Don Henley, Quincy Jones, Linda Ronstadt, Andrea Bocelli, John Legend, Faith Hill, Johnny Cash, Aerosmith, Ray Charles, Burt Bacharach, Frank Zappa, Duke Ellington, and more.