SSA’s Greg Mastalerz was recently recognized as one of GVF’s 2025 Top Transportation Demand Management (TDM) Professionals Under 40! GVF’s mission is to inspire mobility choices for all with a focus on improving equity, climate, health, and overall quality of life by reducing the use of single-occupancy vehicles. Greg is a Vice President at SSA, managing our Philadelphia Office and overseeing several large-scale transportation projects. Congratulations to Greg and all this year’s recipients!