Theis is a bandleader/composer/producer based in San Francisco who plays trombone, bass, trumpet, tuba and keyboards. He has been an active member of the San Francisco Bay Area music scene for the past 15-plus years. Growing up in Sebastopol, he helped create jazz music awareness in the North Bay while leading many successful bands in his college years.

Jazz Mafia is a wrecking crew of musicians, composers, and producers whose music, media, and curated experiences shape tastes and elevate the community.

After studying with Mel Graves, Jon English, Wayne Wallace and graduating from Sonoma State University with a degree in jazz composition and performance Theis hit the road with some of the world’s best Ska bands; The Skatalites (1998/1999), Let’s Go Bowling (1998/1999), and The Specials (2001).

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