Herbert S. Amster

JS Stores, Inc. provides specialty stores catering to discerning customers with preferences for distinctive, quality merchandise. The company owns a substantial portion of the real property used in its business, through its consolidated & wholly-owned real estate subsidiary Jacobson Stores Realty Co. The company operates stores in eighteen cities in Michigan, Indiana, Kansas, Kentucky and Florida. The principal distribution functions are performed at service centers in Jackson, Michigan and Winter Park, Florida. Functions common to all stores, such as management coordination, merchandising, sales promotion, data processing and accounting are centralized at the corporate headquarters in Jackson, Michigan

Part of Hexagon AB, Mechanical Dynamics, Inc. develops, markets, and supports virtual prototyping solutions. The company is based in Ann Arbor, MI. The company was founded by Michael E. Korybalski. Mechanical Dynamics was acquired by MSC Software Corp., part of Hexagon AB from April 26, 2017 on May 14, 2002 for $117 million.