Tony Peña is a classically trained musician. Lately his interests have been focused on Minimalism, Real-Time Composition and Free Improvisation. He usually works with Six Ensemble, an artistic collective, and Sustrato 2, Talea and Valden projects, which produce distinctive ways of expression.

Tony Peña is a big fan of collaborative working frames. That led him to create Dowland Revisited with Jose Guillen and to organize CEPA, an experimental music festival, and IN PROMPTU, artistic residences with special guests.

With regards to the composition , he has produced incidental music for drama and film works, and recorded TomForSix, a complete work that embraces all guitar composition by the minimalistic American composer Tom Johnson.