Jennifer Petkus attended the Indiana University Jacobs School of Music, receiving her BM and MM degrees in clarinet performance. While attending school, she held positions with the Columbus Indiana Philharmonic (2nd clarinet), the Terre Haute Symphony Orchestra (principal clarinet), and the Carmel Symphony Orchestra (bass clarinet).

Roseanne Rosenthal, clarinetist, has lived in Hinsdale since 1985. Her career in music has been varied, but clarinet playing has been a constant friend since her childhood in Syracuse, N.Y.

Rose Sperazza, clarinetist, received her DMA from the University of Wisconsin-Madison in Clarinet performance, a M.M. at University of Akron and a B.M from DePaul University.