Sherri is a native of LaGrange County with deep family roots in the county. Johnston has a diverse business background with experience in manufacturing, distribution, transportation, energy infrastructure, entrepreneurship, and nonprofit endeavors. A Prairie Heights graduate, Johnston holds a B.S. in Accounting from Marian University. Sherri serves on the LaGrange Food & Clothes Basket Board of Directors and the LaGrange County 4H Fair Association, volunteers for Junior Achievement, Lakeland’s DECA Advisory Board and is a member of the Mongo Lions Club. She also serves Springfield Township as the Trustee. She and her husband Todd have two daughters, Lydia and Amelia both at Purdue. In her free time, she enjoys being on the water especially kayaking the Pigeon River.