Leadership

Principals

Joe Tortorella, PE, Hon AIA NY
President, Senior Principal

Kirk Mettam, PE
Executive Vice President, Senior Principal

Nat Oppenheimer, PE
Executive Vice President, Senior Principal

Edmund P. Meade, PE
Director of Historic Preservation, Principal

Vassil Draganov, PE
Principal

Scott Hughes, PE
Principal

Alastair C. Elliott, PE
COO, Principal

John McCue
CFO, Principal

President Emeritus

Robert Silman, PE
President Emeritus

Associates & Directors

Pat Arnett, PE
Senior Associate

Mike Auren, PE
Senior Associate

Jeffrey Beane
Associate

Ellen Blumenthal
Associate/Administration

Boris Brezac 
Associate

John DeKraker, AIA
Associate

Justin Den Herder, PE
Associate

Nathan Hicks
Associate

Nancy Hudson, PE
Senior Associate

Amy Hwang, PE
Associate/Technical Development Director

Luis Laso
Associate/Finance Manager

Mark Maghakian
Associate

Deborah McGuinness, PE
Senior Associate

Jason Myers, PE, SE, LEED AP BD+C
Associate

Kate Morrical, PE
Associate

Victoria G. Ponce de Leon, PE
Associate

Thomas Reynolds, PE
Associate

Benjamin Rosenberg, PE, LEED AP
Associate

Chris Ruiz, PE, SE
Associate

Ian Schmellick, PE
Associate

Liviu Schwartz, PE
Senior Associate

Geoffrey Smith, PE
Associate

Laura Smith, PE
Associate

Eytan Solomon, PE
Associate

Sara Steele, PE
Associate

Jason Tipold, PE, SE, LEED AP
Associate

Mike Tomlin
Associate

Derek Trelstad
Associate