James Tregenza

Part of Stupp Bros. Inc., Stupp Corp. is a company that manufactures pipelines. The company is based in Baton Rouge, LA.

Boomerang Tube LLC produces oil country tubular goods and line pipes. It produces electric resistance welded oil country tubular goods and line pipes. The firm's primary raw material utilized for production of tubes is hot rolled steel coils which are obtained domestically from qualified flat rolled producers. The company was founded by Gregg M. Eisenberg in 2007 and is headquartered in Chesterfield, MO.

IPSCO, Inc. produces steel mill products (coil and discrete plate) and fabricated products that include energy tubulars and cut-to-length products (tube, hollow structural, hot-rolled coil, plate, sheet and slab steel). The company has manufacturing and scrap-processing facilities in Canada and the US (mostly in western Canada and the midwestern US). The company's plants produce around 3.5 million tons of steel annually. Its markets include the oil and natural gas, manufacturing, agricultural and transportation industries in Canada and the US. The company was incorporated in 1956 under the name of Prairie Pipe Ltd. and in 1984, the company changed its name to IPSCO, Inc. The company is located in Regina, Canada

TMK IPSCO produces welded and seamless pipes. Its products include drill pipes, well casings, and tubing used in the drilling, equipping, and operation of oil and gas wells; and line pipes used for infield pipelines, to deliver crude oil and natural gas from fields to refineries, storage tank farms, loading terminals, and distribution points. The company was founded in June 2008 and is headquartered in Houston, TX.