David Hanna is a graduate of Rensselaer Polytechnic Institute with an M.S. in Environmental Engineering, and a B.S. in Marine Engineering/Mechanical from the United States Merchant Marine Academy. Mr. Hanna is a Professor at Ferris State University with faculty responsibilities in the construction management and surveying engineering programs. He worked for several consulting engineering and construction management firms for eighteen years before joining the faculty at Ferris State University in 1991.

Mr. Hanna is a professional engineer in Ohio. He has designed numerous pumping stations and pumping systems associated with water and wastewater projects. Sizes of the facilities range from 80 gallons per minute to 30 million gallons per day. His experience includes design, construction administration, construction installation and quality control, and startup of new facilities as well as evaluation and troubleshooting of existing pumping and treatment facilities.

Mr. Hanna has served as an instructor on hydraulics, pumping systems and treatment processes to the New York State Department of Environmental Conservation and the New York State Department of Health with operator training and certifications programs. He is a member of ASCE and has been an instructor with the ASCE Continuing Education Division since 1999.