Currently timpanist of the National Arts Centre Orchestra in Ottawa, ON, Feza Zweifel maintains an active schedule as a versatile performer and arranger. Prior to graduating from the Curtis Institute of Music, Mr. Zweifel appeared frequently with the Philadelphia Orchestra, Philadelphia Opera and Concerto Soloists. Mr. Zweifel appears regularly as an extra or substitute percussionist/timpanist with the Cleveland Orchestra, having toured and recorded with them extensively. He has been a guest assistant principal timpanist of the Boston Symphony, NY Philharmonic, Pittsburgh Symphony, and guest principal timpanist of the LA Philharmonic, Ft. Worth Symphony and has played with the orchestras of Indianapolis, Colorado, Columbus, Alabama, Ft. Wayne, Florida, Florida West Coast, Toledo, Charleston (SC), and Sarasota Opera.  He has also served as principal percussionist of Opera Cleveland, the Blossom Festival Orchestra, and principal timpanist and percussionist of the Blossom Festival Band. Mr. Zweifel has also participated in the music festivals of Aspen, LA Philharmonic Institute, Tanglewood Music Center, National Repertory Orchestra, Breckenridge Music Institute, Colorado Music Festival, and Ojai, CA.  

He is co-founder of Burning River Brass; a founding member of Proteus 7 and has arranged extensively for both ensembles. His arrangements can be heard in concert as well as on the ten CDs that have been released between the two groups.  As an educator, Mr. Zweifel has served on the faculties of Cleveland St. University, Youngstown State University, Case Western Reserve University and has given master classes at the Glen Gould Conservatory, University of Colorado, Southern Methodist University, Duquesne University, Texas Tech, Penn State, Virginia Tech, the Tanglewood Institute and the Tanglewood Music Center. Feza is a Freer Percussion and Pearl/Adams Concert Artist.