| Almalyk Mining & Metallurgical Uzbekistan |
K.C.M. SA Bulgaria |
| Amalg Resources Australia |
KGMH Polish Copper Poland |
| Anaconda Chile |
Konkola Copper Mines Zambia |
| Anhui Coppery Market China |
Kumba Base Metals South Africa |
| Anhui Technology Import & Export China |
Kunming China |
| Antofagasta Minerals Chile |
LG Industrial Systems South Korea |
| Armenian Copper Programme Republic of Armenia |
Metalimex Czech Republic |
| Asarco USA |
Mexicana de Cananea Mexico |
| Atlantic Copper Spain |
Mexicana de Cobre Mexico |
| Baiyin Ibis China |
Mineco Russia |
| Baxville (Beijing) Minerals China |
Mineco AG Beograd Yugoslavia |
| BHP Tintaya Peru |
Minera Alumbrera Argentina |
| Björksdalgruven Sweden |
Minera Cerro Dominador Chile |
| Boliden Sweden |
Minera Escondida Chile |
| Bucim RB Macedonia |
Minera Los Pelambres Chile |
| Candelaria Chile |
Minera Mantos Blancos Chile |
| Caraiba Metais Brazil |
Minera Sabinas Mexico |
| Chelopech Mining Bulgaria |
Minera Sur Andes Chile |
| Cobre de Mexico Mexico |
MMTC India |
| Codelco Chile |
Montanwerke Brixxlegg Austria |
| Comp. Min. Antamina Peru |
NICICO Iran |
| Comp. Min. Cerro Bayo Chile |
Nippon Mining Japan |
| Comp. Min. Cerro Negro Chile |
Falconbridge Chile |
| Comp. Min. Collahuasi Chile |
Norddeutsche Affinerie Germany |
| Comp. Min. Tamaya Chile |
OK Tedi PNG |
| Comp. Vale do Rio Doce Brazil |
Oman Mining Oman |
| Cumerio Copper Belgium |
O'Okiep Copper South Africa |
| Cumerio Med JSC Bulgaria |
Outokumpu Finland |
| Cuprom Phoenix Romania |
Palabora Mining South Africa |
| Debis Germany |
Phelps Dodge USA |
| Disputada Chile |
PT Freeport Indonesia |
| East Point Holdings Cyprus |
PT Newmont Indonesia |
| Elisiena Bulgaria |
Red Metal Russian Federation |
| Erlianhot Huatian China |
RTB Invest Doo Yugoslavia |
| Eti Bakir Cayeli Turkey |
Sarkuysan Elektrolik Bakir Turkey |
| Hindalco (Birla) India |
Shanghai Xinye Copper China |
| Hindustan Copper India |
Southern Peru Peru |
| Hüttenwerke Kaiser Germany |
Sterlite Industries India |
| INCO Canada |
Sumitimo Metal Japan |
| Jiangxi Copper China |
Thai Copper Industry Thailand |
| Jinchuan Nonferrous Metals China |
Tongling China |
| Jinlong Refinery China |
White Pine Copper USA |
| Jinzhou Huazin China |
Yantai Penghui China |
| JSC Madneuli Georgia |
Yunnan Wecan China |