David Seeger

Copperweld Corp. produces steel. It also markets full spectrum tubing products and manufactures bimetallic wire products.

Zekelman Industries, Inc. engages in the manufacture and sale of industrial steel pipe and tube products. Its brands include Atlas, Wheatland, Sharon Tube, Western Tube & Conduit, Picoma, and Z Modular. It operates through the following segments: Atlas; Electrical Conduit, Fittings and Couplings, Fence Pipe, and Mechanical Tubing (EFM); and Pipe. The Atlas segment includes structural tubing. The Pipe segment refers to the standard pipe and fire sprinkler pipe. The company was founded by John Maneely in 1877 and is headquartered in Chicago, IL.

Atlas Tube, Inc. manufactures hollow structural sections. The firm offers steel tubing in rounds, squares, and rectangles. It offers powder-primed tubing and pipe piles products. The company was founded by Harry Zekelman in 1984 and is headquartered in Harrow, Canada.

Welded Tube of Canada Corp. manufactures steel pipe and tubes. It distributes arbors, countersinks, hub adapters, cutting chains and structural steel tubing throughout North America. The company was founded in 1970 by Joseph Sonshine and is headquartered in Concord, Canada.