Roy is a Deputy Speaker of the NI Assembly. As the Deputy Chair of the Public Accounts Committee he is known for his rigorous questioning and attempts to gain effective use of public funds. He also serves as a member of the Infrastructure Committee. He also previously served as a local councillor for 10 years and so has a wide knowledge of public services.
A Queen's University Engineering Graduate, Roy worked in Production Management before entering politics. He is a founding member of Horizon SureStart, a BB Officer and takes a particular interest in issues affecting children and young people and enabling more to reach their full potential.