| Company |
Country |
| Acerbrag |
 Argentina |
| Acerias De Colombia Acesco & Cia S.C.A |
 Colombia |
| Acerías Paz del Río, S.A. |
Colombia |
| Acindar |
Argentina |
| Air Liquide Brasil Ltda. |
 Brazil |
| Ales Steel International Llp |
 Turkey |
| Altos Hornos De Mexico, S.A.B. de C.V. |
 Mexico |
| American Iron And Steel Institute |
 United States |
| Ansaldo Sistemi Industriali S.P.A. |
 Italy |
| Apolo Tubos e Equipamentos S.A. |
Brazil |
| ArcelorMittal |
Brazil |
| ArcelorMittal |
Mexico |
| ArcelorMittal |
 Costa Rica |
| Arcelormittal International |
Brazil |
| Arcelormittal International |
 Chile |
| Arcelormittal International |
Colombia |
| Arcelormittal International |
 Ecuador |
| Arcelormittal International |
 Luxembourg |
| Arcelormittal International |
 Nigeria |
| Arcelormittal International |
 Peru |
| Arcelormittal International |
 Venezuela |
| Aries America Inc. |
United States |
| Badische Stahl Engineering |
 Germany |
| Bascotecnia, S.A. |
 Spain |
| Bascotecnia Steel, S.L. |
Spain |
| Beroa Iberia, S.A. |
Spain |
| Bluescope Steel |
United States |
| BSE America |
United States |
| California Steel Industries |
United States |
| Cap, S.A. |
Chile |
| Cargill Incorporated |
United States |
| Casey Equipment |
United States |
| Cementos Progreso S.A. |
Mexico |
| Centro de Aceros de Occidente, S.A. de C.V. |
 Guatemala |
| Centro de Industriales Siderúrgicos |
Argentina |
| Cliffs International Mineração Brasil, Ltda. |
Brazil |
| CMC Cometals Steel |
United States |
| CMI S.A. |
 Belgium |
| Companhia Siderúrgica Nacional |
Brazil |
| Compañía Minera Autlan S.A.B de C.V. |
Mexico |
| Corporación Aceros Arequipa, S.A. |
Peru |
| Coutinho & Ferrostaal Gmbh |
Germany |
| Coutinho & Ferrostaal Inc |
United States |
| Cru Steel News |
Brazil |
| D-C Dis Picaret Ltd Sti |
Turkey |
| Deacero S.A., de C.V. |
Mexico |
| Dipac Manta S.A. |
Ecuador |
| Edyce, S.A. |
Chile |
| F.J. Elsner North America |
United States |
| F.J. Elsner Trading Gmbh |
 Austria |
| Fagor Arrasate, D. Coop. |
Spain |
| Fajobe S.A. |
Colombia |
| Fednav Brazil |
Brazil |
| Ferrosider S.A. |
Argentina |
| Ferrotec Trading, Ltd. |
Colombia |
| Gerdau |
Brazil |
| Gerdau |
Chile |
| Gerdau |
Mexico |
| Glemans |
Chile |
| Graftech International Holdings, Inc. |
United States |
| Grupo Vicini |
 Dominican Republic |
| Grupo Villacero |
Mexico |
| Harris |
United States |
| Harsco Metals |
Brazil |
| Harsco Metals |
Chile |
| Harsco Metals |
United States |
| Harsco Metals |
Mexico |
| Inda |
Brazil |
| Industria Tubular Del Acero S.A. |
Peru |
| Industrias Electromecánicas Gh, S.A. |
Spain |
| Ingeteam Industry |
Spain |
| Ingeteam Metals Solutions, S.A. |
Spain |
| Intasa, S.A. |
Chile |
| Invercap, S.A. |
Chile |
| Ipac S.A. |
Ecuador |
| JFE Steel do Brazil Ltda |
Brazil |
| Keycrest Limited |
Turkey |
| La Tercera |
Chile |
| Liberty Steel & Services Gmbh |
Germany |
| Macsteel International Far East Limited |
 China |
| Manuchar Steel Nv |
Belgium |
| Mc. Inversiones, Ltda. |
Chile |
| Mcb Group |
 The Netherlands |
| Metal One America, Inc. |
United States |
| Metalco, S.A. |
Costa Rica |
| Metaldom |
Dominican Republic |
| Minera Santa Fe |
Chile |
| Ministério Da Fazenda |
Brazil |
| Mitsubishi Venezolana, C.A. |
Venezuela |
| Mitsui & Co. (Brasil) S.A. |
Brazil |
| Mpt Edição Brasileira |
Brazil |
| Neo Imp. Exp. e Distribuição, Ltda. |
Brazil |
| Nippon Steel Empreendimentos Siderurgicos Ltda |
Brazil |
| Novacero S.A. |
Ecuador |
| Nucor |
Brazil |
| Nucor |
United States |
| Nucor Steel |
Mexico |
| Nucor Trading |
United States |
| Organizacion Techint |
Argentina |
| Posco do Brasil, Ltda. |
Brazil |
| Precor S.A. |
Peru |
| Productos de Acero Lamigal |
Venezuela |
| Realta Shipbrokers Ltda. |
Brazil |
| Rip Serviços Industriais, Ltda. |
Brazil |
| Safin Group |
Austria |
| Safin Group |
 Switzerland |
| Salzgitter Mannesmann International |
Germany |
| Salzgitter Mannesmann International |
United States |
| Salzgitter Mannesnamm International Mexico, S.A. De C.V. |
Mexico |
| Schmidt-Clemens Spain, S.A.U. |
Spain |
| Servicios Galveston |
Venezuela |
| Severstal Export Miami, Corp. |
United States |
| Showa Denko Carbon, Inc. |
United States |
| Siderex |
Spain |
| Siderimpes Srl |
Italy |
| Siderurgica Del Occidente S.A. |
Colombia |
| Siemens-Vai |
Argentina |
| Siemens-Vai |
Austria |
| Siemens-Vai |
Brazil |
| Siemens-Vai |
Colombia |
| Siemens-Vai |
Mexico |
| Sipar Gerdau |
Argentina |
| SMS Concast Metalurgia do Brasil Ltda. |
Brazil |
| SMS Meer Gmbh |
Germany |
| SMS Meer Metalurgia Do Brasil Ltda. |
Brazil |
| SMS Siemag Ag |
Germany |
| Sparber Group |
Spain |
| Steel Resources Llc |
United States |
| Steel Times International |
Brazil |
| Steelcom Brasil |
Brazil |
| Steelforce Nv |
Belgium |
| Suncoke Energy |
United States |
| Talleres Jaso Industrial S.L. |
Spain |
| Talleres Metalúrgicos 21 Talme, S.A. |
Ecuador |
| TBS do Brasil |
Brazil |
| TBS Shipping Services |
United States |
| Tenova Core |
United States |
| The Bradbury Group |
United States |
| Thyssenkrupp Steel Services Trading |
United States |
| Tubac. S.A. |
Guatemala |
| Tubos de Acero de Mexico, S. A. |
Mexico |
| Uhde Gmbh |
Germany |
| Unesid |
Spain |
| Usiminas |
Brazil |
| Vale, S.A. |
Brazil |
| Votorantim Siderurgia |
Brazil |