Mark Johannsen

Mark joined the J. J. Keller Board of Directors in 2018 after retiring as a partner with the CPA firm Grant Thornton LLP. Mark’s focus as a CPA was in corporate taxation and providing long-term planning advice to clients’ management and their board of directors. He is a graduate of Bradley University. Mark has served on numerous nonprofit boards, including as Chairman of the Board of the Community Foundation for the Fox Valley Region, Inc. and as President of the Board of the Bay-Lakes Boy Scout Council, both in Wisconsin.