At the same time that he fulfilled his career tasks, Terry also made time to serve as a volunteer with numerous community organizations, most notably as a director of the Kidney Foundation of Canada, the CFB Curling Club and the Halifax Police Boys and Girls Club.
Terry a su mener de front sa carrière et une carrière de bénévole au sein de diverses organisations communautaires, notamment à titre de membre du conseil de direction de la Fondation canadienne du rein, du CFB Halifax Curling Club et du Halifax Police Boys & Girls Club.