Ruben Mejia is a freelance trombonist, composer, arranger, and educator based in the Los Angeles area.

Mejia graduated from California State University Northridge with a Bachelor of Music, Performance Degree with an option in Jazz Studies. While at Cal State Northridge he has had the opportunity to learn from and share the stage with Gary Pratt, John Daversa, Jerry Steinholtz, Tigran Hamasyan, Bob McChesney, Josh Nelson, Rob Lockhart, Katisse Buckingham, Alan Ferber, Mark Ferber, Oscar Hernandez, Tierney Sutton, Barbara Morrison, Chuck Finley, Renee Olstead, Wayne Bergeron, Bijon Watson, Alphoso Johnson and Tim Ries.

Ruben Mejia has performed in numerous venues such as Red Cat Disney Theatre, Disneyland Theme Park, Rose Bowl Parade, Hollywood Bowl, The Baked Potato, The Blue Whale, Valley Performing Arts Center, Warner Brothers Studios, and The Monterey Jazz Festival (covering various styles of music, mainly focusing on jazz and improvisation).