Technical Advisory Committee

Mining

Darla Gage

Principal Advisor Environment
Resolution Copper

Ned Hall

Regional Environmental Manager - North American Copper
Freeport-McMoRan

John Haynes

Head of Development and Technical Services
Carlota Copper Mine - KGHM International

James Stewart

Director of Environmental, Governmental and Community Affairs
ASARCO

Rock Products

Desirea Haggard

Vice President of Sustainability and Environmental
UNACEM North America

Scott Hughes

Senior Environmental Manager (NV/AZ)
CalPortland

Consulting

University of Arizona