Bob Albert, Resident Project Representative

Christian T. Birch, Project Coordinator

George L. Gradwell Sr., Resident Project Representative

Kathy Kelso, Chief Financial Officer

Thomas G. Kelso, AICP, President

John Kesselring, Resident Project Representative

Theodore G. Koven, Jr., PE, Senior Project Engineer

Matt Liszewski, Project Manager

Bonnie A. Palumbo, Office Administrator

Diandra Shilling, Staff Engineer

Hyon Duk Shin, PE, Senior Project Engineer

George Spotts, Senior Planner

Scott E. Tindall, Resident Project Representative

Gary Weaver, PE, Principal & Director of Engineering

Glenn R. Weaver, PE, Senior Project Engineer

Chester County Office

Craig A. Kologie, AICP, Principal & Director of Planning

Shawn Fabian, Resident Project Representative

Eric Konzelmann, Resident Project Representative

Dan O'Connell, SEO, Project Manager