Mr. McDonald currently plays principal trumpet with the Cheyenne Symphony Orchestra and the Boulder Chamber Orchestra, and also holds tenured positions with the Fort Collins Symphony Orchestra, the Greeley Philharmonic, and the Colorado Ballet Orchestra. As an active freelance musician in the Denver/Boulder area, Derek frequently substitutes with the Colorado Symphony Orchestra, the Boulder Philharmonic, and the Colorado Springs Philharmonic. Mr. McDonald also performs annually at the International Ballet Festival held in Vail, Colorado. Before moving to Colorado, Derek served as associate principal trumpet of the Pennsylvania Centre Orchestra, and second trumpet of the Penn’s Woods Festival Orchestra.