Thomas F. Zimmie, Ph.D.

Thomas F. Zimmie, Ph.D., Professor of Civil and Environmental Engineering at Rensselaer Polytechnic Institute, has been recognized by Marquis Who’s Who Top Engineers for dedication, achievements, and leadership in engineering and higher education.

Gary Kelman

Gary Kelman, AFO Program Manager at the Maryland Department of the Environment, has been recognized by Marquis Who’s Who Top Engineers for dedication, achievements, and leadership in Environmental Engineering.

Richard A. Cassidy

Richard A. Cassidy, Retired Environmental Engineer and Water Resources Specialist, has been recognized by Marquis Who’s Who Top Engineers for dedication, achievements, and leadership in environmental engineering.