Greenbrook TMS Inc. announced the appointment of Stephan Roker to the Board, effective immediately. Mr. Roker has over 20 years of executive leadership experience. His management experience spans a range of functions including Sales & Marketing, Operations Management, Business Process Improvement, and Strategy. Mr. Roker currently serves as board chair of EducationWorks, a non-profit organization committed to helping Philadelphia area students and their families in economically disadvantaged communities. He also serves on the board of Devereux Advanced Behavioral Health, a non-profit organization committed to helping children and adults with behavioral health challenges, and on the board of Brighter Horizon Foundation, a non-profit organization that provides college scholarships to high school students.