John Howard

Chicago Botanic Garden promotes understanding and conservation of plants. Its activities include educational & horticulture programs such as representing varied landscape elements and specialty collections, plant conservation, as well as art, culture, and humanities programs. The company was founded in 1963 and is headquartered in Glencoe, IL

Grainger Foundation, Inc. operates as a foundation that supports educational, medical, cultural, and human services institutions. The private company is based in Lake Forest.

Acklands-Grainger, Inc. distributes industrial, safety, and fastener products. It offers tools, metalworking, electrical, facility maintenance, material handling, safety, equipment, and fleet. The firm provides technical and product support services, as well as inventory management services. The company was founded by Dudley Ackland in 1889 and is headquartered in Thornhill, Canada.

Part of W.W. Grainger, Inc., Grainger Global Online Business Ltd. is a British company that provides investment services. The company is based in London, UK and was founded in 2013.

Tenneco, Inc. engages in the design, manufacture, market and sale of innovative clean air, powertrain and ride performance products and systems. It operates through the following segments: Motorparts, Performance Solutions, Clean Air, and Powertrain. The Motorparts segment consists of a portfolio of brand-name products in the global vehicle aftermarket within seven product categories including shocks and struts, steering and suspension, braking, sealing, engine, emissions, and maintenance. The Performance Solutions segment designs a variety of products and systems designed to optimize the ride experience of the global customer base, including noise, vibration, and harshness performance materials, advanced suspension technologies, ride control, braking, and systems protection. The Clean Air segment offers products and systems designed to reduce pollution and optimize engine performance, acoustic tuning, and weight on a vehicle for light vehicles, commercial trucks, and off-highway original equipment customers. The Powertrain segment focuses on original equipment powertrain products for automotive, heavy duty, and industrial applications. The company was founded on April 1, 1940 and is headquartered in Skokie, IL.

Part of Apollo Global Management, Inc., Tenneco Automotive, Inc. is a company based in Las Vegas, NV that manufactures and sells automotive emission control, ride control products and systems.