Sudhakar Kanthamneni

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.

Lone Star Steel Co. manufactures steel tubular pipe and automobile components. The company provides alloy and carbon welded oil tubular goods, includes casing and production tubing which are used in the completion of production from oil and natural gas wells. The company is headquartered in Dallas, TX

Maverick Tube Corp. manufactures steel tubular products for gas and oil drilling operations. It offer line pipe for oil and gas surface handling and transportation. The firm sell both structural tubing and standard pipe for transportation, agricultural and construction applications. The company was founded by Don Beattie in 1978 and is located in Chesterfield, MO.