Barry L. MacLean

MacLean-Fogg Co. engages in the manufacturing of engineering products and component parts. It operates through the following businesses: MacLean-Fogg component solutions and MacLean power systems. The MacLean Power Systems segment manufactures products for electric utility, telecommunications and civil markets. The MacLean-Fogg Component Solutions segment manufactures fastener components, engineered components, engineered plastics and linkage and suspension components for automotive, heavy truck and other diverse industries. The company was founded by John MacLean Sr. and Jack Fogg in 1925 and is headquartered in Mundelein, IL.

Chicago's Museum of Science and Industry operates as a museum. It conduct exhibitions in the fields of science, technology, engineering and medicine. The company was founded in 1893 and is headquartered in Chicago, IL.

Chicago Zoological Society, Inc. provides animal care services. It provides indoor animal exhibition, family play zoo, dolphin presentations, and motor safari tram tours. The firm offers programming for various groups, including teachers, schools, youth groups, groups with disabilities, community groups, and teens, as well as individuals, families, and children. The company was founded in 1934 and is headquartered in Brookfield, IL.