John Fumo (born 5 June 1957, Kenosha, Wisconsin) is an American composer, trumpet and flugelhorn, artist. He maintains an active performing, recording, and touring schedule in addition to his CalArts and USC teaching. He has released 8 CDs to date. Fumo has written source music cues for TV and Film including Mad Men, Aquarius, Suits, and 50/50. He has also performed on dozens of film scores, and his TV appearances include The David Letterman Show and The Tonight Show.