AllSenior PrincipalPrincipalAssociate Principal Craig S. Spangler, AIA Senior Principal Todd Drake, AIA, LEED AP Senior Principal Karen D. Brooks, AIA, LEED AP BD+C Associate Principal Sara Ridenour, AIA, LEED AP BD+C Principal Bradford Crowley, PE, LEED AP Associate Principal Thomas J. Parr Jr., AIA Principal Brendan Vaughan, AIA, LEED AP Associate Principal Rob W. Voss, AIA, LEED AP Principal Steve Miller, PE Associate Principal Jack Fairchild, PE, CFPS Associate Principal Eric W. Swanson, AIA Senior Principal Patricia Cosgrove Associate Principal Katherine Ahrens, LEED AP Associate Principal Stephen M. Bartlett, AIA, LEED AP Principal M. Sean Pulsifer, AIA, LEED AP Associate Principal Michael Radio, PE, CEM, BEMP, LEED AP BD+C Associate Principal Dennis Potter, PE, LEED AP Principal Jonathan Friedan, PE, LEED AP Senior Principal Zak Whiting Associate Principal James Piscopo, PE, LEED AP Associate Principal Angela M. Fante, PE, LEED AP Principal Willliam Andes, AIA Associate Principal Barry Finkelstein, PE Senior Principal Erin Nunes Cooper, AIA, ACHA, LEED AP Principal Terry D. Steelman, FAIA, LEED AP Senior Principal Louis A. Meilink, Jr., FAIA, FACHA, ACHE Senior Principal David Mark Riz, FAIA, LEED AP BD+C Principal Keith C.H. Mock, AIA Senior Principal