Over the last 5 years, GRE has been involved in projects ranging from a feasibility study where GRE performed geology, resource, reserve, project optimization, metallurgical review and geometallurgy, site hydrology, tailings, waste rock facility design, closure, and ESIA submittal for a 22,500 tonne per day polymetallic project in South America, to ARD kinetic testing, mitigation modeling and pilot testing for a 20,000 tonne per day operating porphyry copper mine in eastern Europe. GRE personnel have experience working in a wide variety of countries including: USA, Canada, Mexico, Venezuela, Peru, Bolivia, Brazil, Chile, Guyana, Argentina, Costa Rica, Columbia, Honduras, Puerto Rico, Ireland, Greece, Armenia, Turkey, Tajikistan, Kazakhstan, Papua New Guinea, Australia, New Zealand, Ghana, Mali, Burkina Faso, Namibia, South Africa, Zimbabwe, Botswana, Tanzania, India, Russia, and China.

Recent Key Projects
Gold | Silver | Copper
Aggregates and Industrial Minerals
Oil Shale, Tar Sands, & Oil Sands
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600 Grant Street, Suite 975

Denver, CO 80203 USA


Kevin Gunesch:           +1-303-547-6587

Terre Lane:                  +1-720-373-5911

Larry Breckenridge:    +1-720-490-6168

Rick Moritz:                 +1-303-704-2589

Todd Harvey:              +1-720-320-7674

Luis Quirindongo:      +1-303-249-0633

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