After receiving his degree, Lou went on to perform jazz gigs with small combos, big bands, and as a solo pianist. Lou also composed music for radio and TV commercials as well as a documentary on Science Fiction. He was in the studio quite often recording his own music or working as a sideman for other musician's recording projects.

During the mid to late 1990s, Lou composed music heard on the CBS daytime drama "Guiding Light". He received Emmy Award Honors for contributing music underscore during the 1995-96 television season.

Lou continues to compose and record music for professional libraries as well as other projects. Among Lou's current projects is composing cues for Jingle Punks, an online music library used by many media outlets including ABC, NBC, Comedy Central, Vh1, MTV, Bravo, TLC, Starz, History Channel and A&E

Lou has been an ASCAP member since 1993.