| |
| Acadian Miining Corporation |
| AK Steel |
| Aleris US Zinc |
| Alternative Energy Development Corporation Ltd |
| Andritz-Selas |
| ANI Metal and Chemicals |
| Arcelor |
Arch Chemicals Inc. |
| ASB Industries, Inc. |
Aztec Galvanizing Services |
B. Bosch S.A. |
| Baosteel Group Corporation |
| Beijing Xinhefeng Agrochemical Co. Ltd |
Blackthorn Resources Ltd |
| Blue Scope Steel |
Cast Products Inc. |
| CHR Metals |
| Cockeril Maintenance & Engineering (CMI) |
| Corus Research, Development & Technology |
| Cinkom Zinc Lead Metal & Mining Industry, Inc |
| Diamonchem |
| Dingxin (Ningbo) Metal Alloy Co. |
DOC Dortmunder Oberflachencentrum GmbH |
| Dofasco Inc. |
| Drever International |
Dynacast Inc. |
| Eastern Alloys, Inc |
| Euromin SA |
Eveready (Pty) Ltd |
| Fastcoat |
Floridienne Chimie |
| Foehl China Co. Ltd |
| Fujimi Incorporated |
Galva 45 |
| General Motors |
| Genesis Alloys (Ningbo) Ltd |
| GÖK-ER |
| Golden Minerals |
| Hakusui Tech Co. Ltd |
| Henkel Corporation |
| Hyundai Steel Co. & Research |
| Iberian Minerals Corp. |
Industrial Galvanizers Corporation |
Industrias Electroquimicas S.A. |
| JAM Industrial Group |
Jarden Zinc Products Co. |
| JD Resources Sdn Bhd |
| Jiangsu Huitong Electric Power Equipment Co., Ltd |
| Kopf Holding GmbH |
| LN Metals International Ltd |
| Lubricants UK Ltd |
| Lakeside Casting Solution |
Lee Kee Group Limited |
Macsteel Tube and Pipe (pty) Ltd. |
| Mazak Limited |
Metales y Oxidos S.A. |
| Metalline Mining Company |
| Metallwerk Dinslaken |
| Metaullics/Pyrotek |
Midland Industries, Inc. |
Millennium Steel & Wire |
| Mittal Steel Group |
| Mittal Steel USA – Indiana Harbor |
| Mosaic Fertilizer, LLC |
| MRI Resources AG |
| Nedzinc |
North American Galvanizing Company |
| Nucor Steel |
| Ocean Partners USA Inc |
| Omex Agriculture Limited |
| Outotec Oyj |
| Oxido Metal S.A. |
| POSCO |
| Power Air Corporation |
| PPG Industries Inc. |
| Prairie Downs Metals Limited |
| Praxair Surface |
| Qinghai Zhufeng Zinc Industry Co., Ltd |
| Rautaruukki R&D |
| ReVolt Technology Ltd. |
Rezinal n.v. |
Richker Metals, Inc. |
Semco Enterprises, Inc. |
| Severstal NA Inc. |
| Shanghai Jingsheng Metals Co.,Ltd. |
| Shanghai Yongfeng Hot-Dip Galvanizing Co., Ltd. |
| Siderar |
Siegener Verzinkerei Holding GmbH |
Solex Resources Corp. |
| Sorevco |
| Spartan Steel (Worthington) |
| SSAB Tunnplat AB |
| Steel Dust Recycling |
| Steelscape, Inc. |
Stroh Die Casting/Stroh Controls |
| Super Galvanising Middle East LLC |
| SZFG |
| Ternium |
Terramin Australia Limited |
| TETRA Micronutrients |
| The Techs |
| ThyssenKrupp |
| Tinfos Nizi S.A. |
| TRAXYS Belgium S.A. |
| Umicore Building Products |
| Umicore Zinc Chemicals |
| United Arabian Mining Co (MANAJEM) |
| USS POSCO Industries |
| Valmont Industries (China) |
Vista Group |
| Voest Alpine Stahl Linz GmbH |
| Votorantim Metais - US Zinc Asia |
Wedge Group Galvanizing Ltd. |
| Wiegel Verwaltung GmbH & Co Kg |
| Worthington Steel (Spartan) |
| Zeehan Zinc Ltd |
| Zimetsa |
Zinc Industrias Nacionales S.A. - ZINSA |
Zinchem (A Division of Zimco, Pty Ltd.) |
| Zinc National S.A. |
| ZincOx Resources plc |
| ZN Fundiciones C.A. |
