Principals & Leadership


Robert L. Raab, P.E., BCEE, CCM
Senior Vice President

Joseph H. Marturano
Senior Vice President

William D. Merklin, P.E.
Senior Vice President

Richard M. Walka
Senior Vice President

Stephen M. Dudar, P.E.
Senior Vice President
Construction Management

Brian M. Veith, P.E.
Senior Vice President
Multimedia Environmental Compliance


Garrett M. Byrnes, P.E.
Vice President
Wastewater

Matthew R. DeVinney, P.E.
Vice President
Investigation & Remediation

Frank DeVita
Vice President
Investigation & Remediation

Thomas P. Fox, P.G.
Vice President
Multimedia Environmental Compliance

Christopher M. Koegel, P.E., CCM
Vice President
Construction Management

Carolyn A. Lowe, P.E.
Vice President
Wastewater / Water Supply

Olga J. Mubarak
Vice President
Wastewater

Michael Neuberger, P.E.
Vice President
Electrical / Instrumentation & Control

Philip R. Sachs, P.E.
Vice President
Water Supply

Charles J. Wachsmuth, P.E.
Vice President
Construction Management


Brian E. Aitchison, AIA
Principal Architect


Raul J. Cotilla, P.E.
Division Director
Civil Engineering

Scott Mills
Division Director
Solid Waste Management & Recycling

Christopher Desmond, P.E.
Division Manager
Structural Engineering

Matthew Patrick, MSI, CWI
Division Manager
Special Inspection

Dennis F. Koehler, P.E.
Senior Wastewater Advisor


Theodore S. Pytlar, Jr.
Senior Solid Waste Advisor


Matthew H. Hoskins, P.G.
Senior Geologist / Office Manager
Central New York Region

Matt Guthrie DeLange
Director of Marketing