Leadership
Principals



Principals Emeritus & Senior Advisors






Senior Leadership

Adel Aliyev
Proposal Development

Melissa Bissen, CPA
Controller

Ryan Burdette, PE, CPSWQ
Water Resources

Bryan Fisher, AIA, NCARB, LEED AP
Architecture

Constantine (Gus) Fotinos, PE
Marine Engineering

Phil Han, PE
Building Structures, Baltimore

Jim Holls, PE, PTOE
Regional Transportation Director

Randy Hughes, PLA, AICP, LEED AP, PMP
Civil Engineering, Site & Utilities

Mike Izzo, PE
Transportation Director, Maryland

Keith Karas, SHRM-SCP
Human Resources

Kristin Langway, PE
Environmental Programs & Permitting

Thomas Marando, Jr., PE
Virginia Transportation

Jeff McDonald, PLS
Survey

Gene Merkel
Construction Management and Inspection

Jason Platts
Information Systems

Kellie Reardon
Business Development, Federal Programs

Jason Rogers, PE
Bridge

Zach Scholl, PE
Highways

Eric Schrader, PE, PMP
Process Engineering

Rebecca Silver, PE
Philadelphia

Marshall Stevenson
Geospatial Innovations

David Urbanek, PE, PTOE
Traffic

Shawn Weber, PE
Building Structures, Harrisburg

Mike Wuerthele, PE
Operations, Pittsburgh