Mark Koester elected to Michigan 4-H Foundation board of trustees

Mark Koester, DeWitt, was elected to the Michigan 4-H Foundation board of trustees at its August board meeting.

Mark Koester

Mark Koester, DeWitt, was elected to the Michigan 4-H Foundation board of trustees at its August 4 board meeting and confirmed at the annual membership on September 29. Koester will serve a three-year term on the board. In addition, he was elected to serve as treasurer of the organization and will chair the Michigan 4-H Foundation Finance Committee. 

The Michigan 4-H Foundation is a not-for-profit 501(c)(3) organization that supports the mission and vision of Michigan State University (MSU) Extension 4-H Youth Development. The foundation receives donations from individuals and organizations to support 4-H youth development activities and to train Michigan 4-H’s adult and older teen volunteers.

Koester is the vice president of finance and accounting for GreenStone Farm Credit Services. He began his career at the company in 2004, preparing tax returns and providing other services for customers, before moving to the corporate accounting and finance department in East Lansing. Through many of his clients whose children were involved in 4-H, Koester learned about the organization and has become an advocate for youth leadership development.

Koester earned a bachelor’s degree in accounting and a master’s degree in business administration from Western Michigan University. He is a licensed certified public accountant (CPA) and member of the American Institute of CPAs and Michigan Association of CPAs. He resides in DeWitt with his wife and two sons.

Michigan 4-H Foundation trustees are volunteers who manage foundation policies and operations, and are community advocates for ongoing and increasing support for 4-H. They are also charged with overseeing the activities of foundation staff members and working on committees to facilitate foundation operations. For more information about the Michigan 4-H Foundation, visit

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