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May 6, 2014

Holzem Earns ISI Envision Sustainability Certification

Holzem Earns ISI Envision Sustainability Certification Header Image

Donohue's Ryan Holzem, Ph.D., recently obtained certification as an Envision Sustainability Professional (ENV SP) from the Institute for Sustainable Infrastructure. Ryan is a Wastewater Process Engineer in the Sheboygan, Wisconsin office.

Ryan obtained his Ph.D. in environmental engineering from Duke University earlier this year. His doctoral research focused on analyzing the effects of selected emerging contaminants found in biosolids.

He obtained a master's degree in civil and environmental engineering from the University of Wisconsin-Madison and a bachelor's degree in civil engineering from the University of Wisconsin-Platteville.

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