Engineering Staff

Richard J. Praetorius, P.E
Founding Professional Engineer

Jeffrey A. Hogan, P.E
Principal/Professional Engineer

Bruce D. Utter, P.E
Principal/Professional Engineer

Khattar I. Elmassalmah, P.E
Principal/Professional Engineer

Surveying Staff

Thomas W. Conrad, L.S
Founding Licensed Land Surveyor

Dan J. McCarthy, L.S.
Licensed Land Surveyor

William S. Stade
Survey Chief/Manager

Jeffrey M. Fister
Survey Chief

Office Staff

Gail S. Ledwith
Administrative Assistant

Patricia Praetorius
Accounting