Marcus graduated from Purdue University with a BS in agricultural engineering majoring in soil and water. After twelve years of industrial product development engineering he entered the University of Florida where he earned his PhD in agricultural engineering majoring in soil & water with minors in environmental engineering and hydrogeology. He is a registered professional engineer in the states of Illinois and Florida. Marcus spent seven years as Water Quality Manager of a design engineering firm in southwest Florida and then ten years with Amiad Filtration Systems as Senior Application Engineer. Marcus is now Vice President of Orival, Inc., a broad spectrum filtration company.

Reprinted with Permission from Orival Inc