Leroy first came to Brisbane in 1979, as part of the 1979 Australian-American League, when as a student at Fairmont College he was selected as part of the NAIA team, which played in a competition with Queensland teams. He played with the Gold Coast team, which won the completion, and was coached by David Claxton, who as Bullets 1980-1981 coach recruited Leroy, from Fairmont State University in 1980 for the 1981 NBL season.Leroy joined the Brisbane Bullets in 1981, switched to West Adelaide in 1982 – 1983 and re-joined the Bullets in 1984. Leroy was Brisbane Bullets Captain from 1990 until 1999 and he played a record six consecutive grand finals from 1982 to 1987 for three titles. He was adjudged MVP for the 1987 Grand Final.