Ace Demolition

American Cast Iron Pipe Company

AMK, Ukraine

A.H.M.S.A.

Allegheny Ludlum

Allegheny Power

Algoma Steel

A.K. Steel
     Middletown Works
     Ashland Works

Baotou Iron and Steel Group Co. Ltd.

British Steel

CAP S.A.

Codelco Copper Chile

Compania Minera Autlan

CSN

Dofasco

Detroit Steel

Dick Corporation

Dupont

Edimar Steel (Eregli)

Elkem Metals - Alloy Works

Eramet

FMC

Foster Wheeler

General Electric

Geneva Steel

Gulf States Steel

Hamilton Steel

Hismelt

Ingersoll-Rand

Inmetco

Ipsco

Iron Dynamics

Iscor, S.A.

Ispat Inland

J & L Specialty Steel

JSW, India

Kokosing Construction

Kvaerner Metals

Lake Erie Steel Company

Mannesman Demag, GMBH

Marine & Industrial Hydraulics

Mittal Sidex, Romania

Mittal-USA

Burns Harbor Inc.
Burns Harbor Plate Inc.
Cleveland Inc.
Columbus Coatings Inc.
Hennepin Inc.
Indiana Harbor Inc.
Indiana Harbor West
Indiana Harbor East
Lackawanna Inc.
Plate Inc.
Riverdale Inc.
Steelton Inc.

Nucor Steel

Posco (Pohang Iron and Steel)

Progressive Rail Services

Republic Engineered Products
    U.S.S./Kobe

Rio Tinto

Severstal North America

Dearborn
Sparrows Point
Warren
Wheeling

Sling Choker

Siderar Argentina

Siderperu

Seimens VAI

Shenango Incorporated

SMS Concast

Solutia Mineral

Steel Dynamics

Stelco

Still Water Mining

Tippins Manufacturing

The largest North American integrated steel maker with operations in the US, Canada and Eastern Europe.

ISG Weirton Steel Corporation

West Virginia Alloys, Inc.