Thomas P. Slabe

Dayton Superior Corp. manufactures and distributes specialized metal accessories used in concrete construction industry. It offers bar supports, bridge deck, concrete accessories, construction chemicals, forming, form liners, paving, precast and prestress, splicing, symons forming & shoring, tilt up, engineering services, load transfer products, paving forms, paving systems. The company was founded in 1924 and is headquartered in Miamisburg, OH.

Neenah Enterprises, Inc. manufactures gray and ductile iron castings and forged steel products. It provides metal castings, steel forgings, and a variety of auxiliary services such as machining, painting, and heat treatment for the municipal and industrial markets. The company was founded in 1872 and is headquartered in Neenah, WI.

Contech Engineered Solutions LLC provides site solutions for engineers, contractors, architects, and owners. Its products include bridges and structures, erosion control, pipe, retaining walls and storm water management. The company was founded in July 1986 and is headquartered in West Chester, OH.

Part of Williams Industries, Inc., S.I.P., Inc. is a private company that manufactures stay in place steel decking used in the construction of highway bridges. The company is based in Wilmington, DE. S.I.P. was acquired by Williams Industries, Inc. on November 12, 2001.

Stormwater Management, Inc. provides stormwater management solutions and services. The company is based in Portland, OR. Stormwater Management was acquired by Contech Engineered Solutions LLC, part of THE QUIKRETE Cos. LLC from November 15, 2016 on April 20, 2005.

Ecobat LLC is a private company that specializes in the collection, recycling, production, and distribution of energy storage resources. The company is based in Irving, TX and has subsidiaries in Belgium. The company was founded in 1938. Marcus Philip Randolph has been the CEO of the company since 2019.