 A child of Dutch parents (his father was born in Noordwijk, his mother in Schoonhoven), Van Kesteren was born two years after his parents emigrated to Canada.Van Kesteren, who is married and has eight children and twenty one grandchildren, owns a Hyundai car dealership, Van Kesteren Auto Sales, which he founded in 1987.He is a charter member of the Chatham Sunrise Rotary Club and past president of the Chatham Christian Business Association.