Ryan Holzem, PhD, PE is a Wastewater Engineer with a strong academic background in Civil and Environmental Engineering. With experience in research and engineering roles at various organizations, including Duke University, University of Wisconsin-Green Bay, and Donohue & Associates, Inc., Ryan brings a wealth of expertise to the field.
January, 2018 - present
Wastewater Engineering Specialist at H2nanO
Wastewater Engineer at Mack Industries, Inc.
Wastewater Engineer at Barr Engineering Company
Wastewater Engineering / Utility Operations at Orenco Systems, Inc.
Wastewater Engineer at Infiltrator Water Technologies, LLC