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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
Stephen L. Carpino
Tak Shun Au, P.E.
Timothy Gaffney, LEED® Green
Vladimir Goldin
David B. Lussier, NICET® SET
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
Associate Principals
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