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Our Staff

Owners

Adrienne L. Lynch, PE, CPESC, Owner/Secretary of Board of Directors

Adrienne K. Lynch, Managing Member

Principal-in-Charge of Civil Engineering and Land Development Services, Decatur Office Education & Background Bachelor of Science in Civil Engineering, University of Evansville, Indiana, 1986 Licensed Professional Engineer in Illinois, Indiana, ...
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Matthew Schwenk, PE, PLS

Matthew A. Schwenk

Principal-in-Charge of Land Surveying Services, Decatur Office Education & Background Bachelor of Science in Civil Engineering, University of Illinois, Urbana-Champaign, 1995 Licensed Professional Engineer in Illinois and several other states Licensed ...
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Christopher S. Shaffer, PE, Owner

Christopher S. Shaffer

Principal-in-Charge of Mechanical, Electrical and Plumbing Engineering Services, Decatur Office Education & Background Bachelor of Science in Agricultural Engineering, University of Illinois, Urbana-Champaign, 1996 Master of Science in Agricultural Engineering, ...
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Patrick Hahn, Professional Engineer

Patrick A. Hahn

Professional Engineer, Decatur office Education & Background Bachelor of Science in Civil Engineering from University of Illinois, Urbana-Champaign, 2008 Licensed Professional Engineer in Illinois Joined our staff in August 2012 ...
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Stephen K. Jacobs, EI, SIT

Stephen K. Jacobs

Professional Engineer and Surveyor-in-Training, Decatur office Education & Background Bachelor of Science in Civil Engineering, Southern Illinois University, Carbondale, 2009 Licensed Professional Engineer in Illinois Licensed Surveyor-in-Training in Illinois Certified ...
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Jonathan M. Scherer, EI

Jonathan M. Scherer

Structural Engineer, Decatur office Education & Background Bachelor of Science in Physics, Illinois State University, Bloomington-Normal Bachelor of Science in Civil Engineering, University of Illinois, Urbana-Champaign in 2007 Master of ...
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Professional Staff

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Technical Staff

Bob Zielgler, Engineering Technician / Draftsman, SKS Engineers

Robert J. Zeigler

Engineering Designer, Decatur office Education & Background Associate of Science in Computer Aided Drafting and Design, Iowa Lakes Community College Bachelor of Science in Organizational Leadership, Greenville College Experience & ...
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Danielle R. Grandon

Staff Engineer, Decatur office Education & Background Bachelor of Science in Civil Engineering, with Minor in Mathematical Studies, Southern Illinois University – Edwardsville, IL, 2007 Experience & Responsibilities Responsibilities include ...
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Michael A. Smith, Senior Technician And Radiation Safety Officer

Michael A. Smith

Senior Technician And Radiation Safety Officer, Decatur Office Education & Background Associate of Applied Science. Lake Land College, Mattoon, Illinois, 1989 Experience & Responsibilities Illinois Department of Transportation Certificates for Bituminous ...
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