Mark Roth serves as General Manager for the Philadelphia office. In this role, Mark is responsible for managing office operations, project quality control and responsive service, market growth via client and teaming opportunities and employee recruitment.

Mark has more than 25 years of transportation engineering and planning experience, 22 of which are with McMahon, for municipal, state, and private sector clients.  He has managed a diverse range of projects, providing expertise in traffic engineering review and support, traffic operations and circulation patterns, corridor safety improvements and expert witness traffic engineering testimony.

Mark is an active member of the Transportation Management Association of Bucks County (TMA Bucks), and serves on the Board of the TMA Bucks Foundation, which focuses on advancing safety-related transportation programs and initiatives that benefit the Bucks County community at large.  Mark is also a member of numerous professional and client organizations, and helps to promote the McMahon Gives Back program and McMahon Mentoring program to enhance employee wellness and professional growth.

Mark has been a volunteer for various youth sports clubs over the past 15 years, having served as a coach for each of his three children’s sports teams, and currently serves as the Athletic Director for his Parish CYO.  In addition to being an avid Philly sports fan, Mark enjoys planning and taking memorable vacations with his family.