Andrew Mercer joined the Boards of Southern Michigan Bancorp, Inc. and Southern Michigan Bank & Trust in December 2022. Mr. Mercer is the third-generation owner and president of R.W. Mercer Co., a distribution, construction, and service company headquartered in Jackson, Michigan. With six locations in Michigan and one in Indiana, the company markets in three distinct areas: petroleum equipment sales, installation, and service; general contracting; and electrical contracting. Mr. Mercer also serves as a board member of the Michigan Petroleum Association, WDP Charities in Marshall, the Gilbarco Veeder-Root North American Distributor Advisory Council, and the Enterprise Group of Jackson.