Isabelle is principal viola with Lions Gate Sinfonia, and also plays for Vancouver Opera, Vancouver Symphony, Royal Winnipeg Ballet and West Coast Chamber Music. She has a B.Mus. from the University of Victoria and a Masters in Performance from the Cleveland Institute. From 1990-2001, Ms. Roland was Assistant Principal viola of the Victoria Symphony, where she appeared many times as a soloist including a performance under the baton of Sir Yehudi Menuhin. Isabelle was a founding member of the Savitri Quartet with whom she performed for CBC radio broadcasts, as well as a collaboration with mezzo soprano, Susan Platts. From 1996-1998, Ms. Roland served as Assistant Principal viola with the Colorado Festival in Boulder, Colorado.

Currently, she teaches violin and viola at the Vancouver Academy of Music where she heads the viola department. She joyfully cares for her two young sons, Nicholas and Kai, with husband, Steve Mason.