Leadership
Principals
Principals Emeritus & Senior Advisors
Senior Leadership
Melissa Bissen
Controller
Stephen Burdette, AIA, NCARB, LEED AP BD+C
Vice President,
Architecture
Architecture
Hanif Drzal, PE, CJP
Director,
Operations, Virginia
Operations, Virginia
Maureen Fastie
Director,
Human Resources
Human Resources
Callie Geller
Director,
Marketing
Marketing
Phil Han, PE
Senior Vice President,
Building Structures, Baltimore
Building Structures, Baltimore
Jim Holls, PE, PTOE
Senior Vice President,
Regional Transportation Director
Regional Transportation Director
Mike Izzo, PE
Senior Vice President,
Transportation Director, Maryland
Transportation Director, Maryland
Blaine Linkous, PE, PH, LEED AP
Senior Vice President,
Civil Engineering,
Site & Utilities
Civil Engineering,
Site & Utilities
Thomas Marando, Jr., PE
Director,
Virginia Transportation
Virginia Transportation
Gene Merkel
Vice President,
Construction Management and Inspection
Construction Management and Inspection
Brian Noll, PE
Senior Vice President,
Environmental Water Resources
Environmental Water Resources
Tom Orisich, PL
Senior Vice President,
Surveys
Surveys
Jason Platts
Director,
Information Systems
Information Systems
John Prybella, PE
Vice President,
Operations, Philadelphia
Operations, Philadelphia
Kellie Reardon
Director,
Business Development, Federal Programs
Business Development, Federal Programs
Marshall Stevenson
Vice President,
Geospatial Innovations
Geospatial Innovations
Shawn Weber, PE
Vice President,
Building Structures, Harrisburg
Building Structures, Harrisburg
Mike Wuerthele, PE
Senior Vice President,
Operations, Pittsburgh
Operations, Pittsburgh
