Timothy P. Arenberg

Columbia Pipe & Supply Co. engages in the sale of pipes; valves; fittings; plumbing; hydronics; heating, ventilation, and air conditioning equipment; and pumps. Its customers include the agricultural processing, automotive, biotechnology, chemical, food and beverage, medical, petrochemical, pharmaceutical, power generation, primary metals, pulp and paper, wastewater, and wet and dry grain milling industries. The company was founded by Ted Arenberg, Tom Floro, Harry Shoff, and Carl Zoeller in October 1935 and is headquartered in Chicago, IL.

Affiliated Distributors LLC markets and supplies constructions and industrial supplies. The company is headquartered in Wayne, PA.

Affiliated Distributors, Inc. wholesales and supplies electrical products. It specializes in plumbing, electrical supply, industrial supply, HVAC, decorative brands, building materials, PVF and bearings and power transmission. The company was founded by David Weisberg in 1981 and is headquartered in Wayne, PA.