Devon McLean was called to the Bar of Ontario, Canada, and later admitted as an attorney in the Turks and Caicos Islands and Massachusetts, U.S.A. She is a Member of the Bar Council of the Turks and Caicos Islands Bar Association, a founding member of Women in Law of the Turks and Caicos Islands, and a member of the Commonwealth Lawyers Association. Before returning to the Turks and Caicos Islands, Devon practiced both in firm and in-house in Ontario, handling both litigation and non-contentious matters. Her practice in the Turks and Caicos Islands continues that full-service approach, and focuses on employment law, debt enforcement, property disputes, and professional liability. She appears regularly before the courts and tribunals of the Turks and Caicos Islands, including the Court of Appeal.