Mike Johnson

Chairman of the Board

Mike is a co-founder of IEI General Contractors along with Brad Deprez. He holds a Bachelor’s degree in Industrial Education from Northern Michigan University and a Bachelor of Architecture degree from Lawrence Institute of Technology. His extensive industry experience includes architectural drafting, designing, project coordination, management and estimation. Mike is a past president of the Wisconsin Chapter Associated General Contractors, Fox Valley Chapter Construction Specifications Institute and the De Pere Kiwanis Club.


Chris Berg

Board President

Chris joined IEI in 1990 after graduating from the University of Wisconsin-Stout with a degree in Industrial Technology and a concentration in building construction. His responsibilities include building and maintaining IEI’s computer estimating system, maintaining and updating the bid notification system, as well as estimating jobs and managing them.

Chris was promoted from Estimator / Project Manager to Vice President in 2007 and President in November 2012. He began the process of buying stock in the company, thus achieving his dream of owning and running a construction company.

Chris has continued to work on and maintain the core principles and beliefs of IEI started by Mike Johnson and Brad Deprez, the original founders of IEI General Contractors.


Rick Geurts

Vice President

Rick joined IEI in 1989 and has served in multiple capacities during his time with the company. His responsibilities have included estimating, purchasing, scheduling, cost control, field coordination and job site superintendent on commercial and industrial construction projects. Rick is associated with the Carpenters Union Local No. 1146 of Green Bay.


Brad Deprez


Brad is a co-founder of IEI General Contractors, Inc. along with Mike Johnson and serves as the company’s chief financial officer. He graduated from Northeast Wisconsin Technical College with a degree in Accounting. He is a trustee on the North Central States Regional Council of Carpenters Pension and Health Funds, and chairman of the Northeast Wisconsin Joint Apprenticeship Committee for Bricklayers and Allied Craftsmen.

Brad is a member of the Knights of Columbus (past Grand Knight) Council #6279 and serves on a scholarship committee for the Fox River Valley Contractors. He has been a member of the Fox River Valley Masons Promotion Fund and various committees at St. John the Baptist Church in Howard.


Brandon Martzke

Vice President of Administration

Brandon joined IEI in 2008 as a Project Manager/Estimator. He has extensive experience in IEI’s large healthcare industry projects.


Kevin Hanson

Board Member

Kevin joined IEI in September 1997. He has had primary responsibility for the majority of IEI’s large healthcare industry projects.