Born in Maracaibo, Venezuela, Clark was raised there and in Caracas (Venezuela), Lima (Peru), Lennoxville (Quebec), New York City, Fort Lee (New Jersey), Brussels (Belgium), and Toronto, where he attended university.
Upon receiving a Mus.Doc. (composition) degree from the University of Toronto in 1992, he began working at Memorial University's School of Music, where he is currently an Associate Professor, teaching composition, orchestration, theory, electronic music, and classical guitar. He was awarded Memorial University's President's Award for Outstanding Research (1999) in recognition of his extensive compositional activities . He is married to Dr. Jennifer Porter (professor of Religious Studies, Memorial University), and has three children (Alexander, (b. 2004), Andrew (b. 2001), and Julia (b. 1990). His interests outside of family and music include baseball, cats, cooking, ethnic food, reading, writing short stories, and invigorating jumping dances.