Keith A. Brown graduated from Purdue University with a Bachelor of Science in Industrial Management. He spent one year with National City Bank before joining Donn Corporation, a manufacturer of commercial interior building materials. In 1987, he founded Chimera Corporation as a holding company to facilitate the acquisition of low- to medium-technology businesses, as well as to develop real estate opportunities.
He served as a member of the Board of Directors of USG Corporation, Chicago, Illinois, from 1993 to May 2008; as a member of the Board of Directors of Myers Industries, Inc. from 1997 to 2011; and as a member of the Board of Trustees, Nova Southeastern University, Fort Lauderdale, Florida from 2007 to 2016. Mr. Brown has been a member of the Board of Trustees of Burton D. Morgan Foundation since 1995.