Walter Simonsen is a professional trumpet player, composer, arranger, and educator in the Los Angeles area. He has performed with a wide variety of musicians, including Steve Miller, Grammy Award winner Mary Mary, Bill Holman, Bob Florence, Bob Mintzer, Radiohead, Of Monsters and Men, and Alicia Keys. He has also performed in the 50th and 51st Grammy Awards and the 62nd Golden Globes. Recent notable performances include 2015 Playboy Jazz Festival with Gerald Wilson and many Sinatra 100 celebrations.