William H. Widmann

Guardian Industries Corp. manufactures float glass and fabricated glass products. It offers services for commercial, residential and automotive applications. The firm's products include architectural, residential, interior, energy and insulation glass. The company was founded in 1932 and is headquartered in Auburn Hills, MI.

Rehrig Pacific Co. manufactures containers and plastic pallets. Its product line includes reusable plastic crates, carts for waste collection and recycling and pallets designed for handling, storing and transporting products for industry. The company was founded by William J.B Rehrig in 1913 and is headquartered in Los Angeles, CA.