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OUR LEADERSHIP
Joel P. Zirkle, P.G. - Principal
Joel Zirkle joined Fehr Graham in 2003. Prior to his employment with Fehr Graham, Zirkle worked for a Midwest geotechnical firm, managing their drilling and geotechnical departments and a branch office. Based on demonstrated leadership abilities, Zirkle advanced to the Rockford Branch Manager position and became the head of Site Assessment & Remediation in 2008. In 2011, Zirkle was offered partnership with the firm and continues managing the Rockford branch as well as the site assessment and remediation business. Zirkle holds a Bachelor of Arts degree in Geology and Environmental Studies from Cornell College and obtained his Masters of Science degree in Geology from the University of Iowa. He is a licensed Professional Geologist in two states and also a member of the National Ground Water Association, the National Brownfields Association, and serves on the Strategy Team of Next Rockford.
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Michael W. Gronewold ››
Ken R. Thompson ››
R. Todd Weegens ››
Adam G. Holder ››
Noah J. Carmichael ››



Our mission is to improve the quality of life
for our clients in the communities where they live and work by providing
collaborative, insightful, results-driven solutions.