He played junior hockey for the Halifax Canadiens, Fredericton Red Wings, Hamilton Red Wings, and the London Knights. In 1970 he was chosen 89th overall by the Minnesota North Stars. In 1970-71 he played his four games for the North Stars. The balance of his career was spent in the American Hockey League. He won the Calder Cup with he Nova Scotia Voyageurs in 1975-76. Geldart retired in 1978.