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- Codelco Chile
- Andean Mining Explorations S.A. (EMSA)
- Can Can Mining Company
- Antofagasta Minerals S. A.
- Mantos Blancos Mining Company
- Doña Inés de Collahuasi Mining Company
- Pegasus
- GEOTECNICA Consultant for Gas Atacama
- Billiton Chile S.A.
- Associated Universities Inc., for National Radio Astronomy Observatory (NRAO)
- Enap Magallanes
- Edyc Engineers for Ministry of Public Works, Chile (MOP).
- National Geothermal Company, Chile (ENG)
- Toro Glasses
- CDE Chilean Mining Corporation
- Pan Pacific Copper Company
- Cartográfica for Barrick
- Ingendesa
- Las Cenizas Mining Company
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