Our Leaders

Get to know the people behind our exceptional work.

Bob Bayne

Robert L. Bayne

PE

President – Wisconsin

Jeff Conner, headshot

Jeffrey K. Conner

PE, LEED AP, CCP, BCxP

Chairman – Wisconsin

Daniel L. Doyle

PE, FASHRAE

Chairman – Illinois

Doug Frey, headshot

Douglas Frey

PE, LEED AP

Associate Vice President – Illinois

Jonathan E. Gehrt

PE, LEED AP

Vice President – Illinois

Rick Katzung

Richard D. Katzung

PE

Vice President – Wisconsin

Karen Long, headshot

Karen J. Long

PE

Associate Vice President – Wisconsin

Chad Luning

T. Chad Luning

PE, LEED AP O+M

President, Chief Financial Officer – Illinois

Gerry Noorts

Gerry Noorts

PE, LEED AP, HFDP

Vice President – Illinois

Hans Plitcha

Hans Plichta

PE

Associate Vice President – Wisconsin

Habib Shams

Habib Shams

PE, LEED AP

Vice President – Illinois

James Shults

James C. Shults

PE

Vice President – Illinois

Laurence Steiner, headshot

Laurence Steiner

PE, LEED AP

Associate Vice President – Wisconsin

John Tsingas, headshot

John E. Tsingas

PE, LEED AP

Vice President – Illinois

John Villani

John D. Villani

PE,CCP, CEM, LEED AP

Vice President – Illinois