Leadership

• Philip C. Steiner, P.E.
• Kari A. Nystrom, P.E., LEED® AP BD+C, CPHC®
• Michael A. Freliech, P.E.
• Adam J. Trojanowski, P.E., LEED® AP
• J. Kenny Wieber Jr., P.E., LEED® AP BD+C

Associate Principals

• Kristen A. Butts, P.E., LEED® AP
• Robert M. Louth, P.E., RCDD®
• Aaron D. Martin, P.E., LEED® AP, CPHC®

Associates

• Tak Shun Au, P.E.
• Stephen L. Carpino
• Daniel J. DeSanctis, P.E.
• Timothy Gaffney, LEED® Green
• Vladimir Goldin
• Sara M. Josephson, P.E.
• David B. Lussier, NICET® SET
• Susan Fisher Plotner
• Joseph D. Renzulli
• Mariusz Zakrzewski, EIT, LEED® AP

Senior Consultant

• J. Kenny Wieber Sr., P.E.

Emeritus

• John L. Altieri, P.E.
• Andrew J. Sebor, P.E.

Office