Aaron is the co-founder, and Artistic Director of the award-winning vocal group, Countermeasure. They have performed alongside the likes of Corey Hart, Alan Frew, The Swingles, and Naturally 7. Countermeasure’s three albums have been recognized with awards and nominations by the international CARA Awards (Best Album, Best Song), the John Lennon Songwriting Competition (Best Jazz Song), and the Independent Music Awards (Best A Cappella Song). The group has toured widely across Canada, the U.S., England, Scotland, Italy, and Japan.