Smithers Announces Vice President of Operations, North America, Environmental Risk Sciences Division

WAREHAM, Mass., April 03, 2023–(BUSINESS WIRE)–Smithers, a leading provider of testing, consulting, information, and compliance services, announces the appointment of Glen (Gus) Zieske as Vice President, North America, Environmental Risk Sciences Division.

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Gus Zieske, Vice President, North America, Smithers, Environmental Risk Sciences Division

In this role, Gus will have leadership responsibilities for the Smithers North American team of experts who provide environmental testing services in the areas of ecotoxicology, environmental fate, plant and animal metabolism, and product and residue chemistry.

Gus has over 30 years of experience in laboratory operations and management of regulatory testing services. His previous roles included directing the operations of testing laboratories, quality assurance programs, and reporting departments. Gus joined Smithers in 2017 as Director of Avian Wildlife and Toxicology, and progressed to Senior Director of Ecotoxicology, North America. He holds a BS degree in Zoology from Louisiana State University, in Baton Rouge.

“Gus is highly regarded in our industry for his scientific knowledge and deep regulatory expertise,” said Susan Shepherd, Group President, Smithers. “His proven track record as a leader and a technical expert supports our continued growth and the Smithers mission to provide accurate data, on time, with high touch.”

Gus will assume responsibility for the commercial and technical management of Smithers in Wareham, Massachusetts. His direct reports consist of technical management, quality assurance, business development, and shared services teams.

For more information about Smithers, please visit

About Smithers:

Founded in 1925 and headquartered in Akron, Ohio, Smithers is a multinational provider of testing, consulting, information, and compliance services. With laboratories and operations in North America, Europe, and Asia, Smithers supports customers in the transportation, life science, packaging, materials, components, consumer, cannabis, dry commodities, and energy industries. Smithers delivers accurate data, on time, with high touch, by integrating science, technology, and business expertise, so customers can innovate with confidence.

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Media Contact:
Glenn G. Goldney,
Executive Vice President of Sales & Marketing
[email protected]
+1 (330) 203-2188


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