Senior Management

Randy Buffington

Randy Buffington

President and Chief Executive Officer

With extensive experience in underground and open pit mining operations, both in Nevada and internationally, Mr. Buffington has successfully delivered multiple project ramp-ups and productivity improvements in an underground setting in addition to overseeing the development and operation of multiple large open pit projects. Most recently at Hycroft Mining, he was responsible for the operational reforms, successfully executing a project turnaround and delivering significant shareholder value as President and Chief Executive Officer. Previously, he held various senior management positions with Barrick from 2003 to 2012, overseeing North American and Zambian operations. He also held senior management positions with Placer Dome and Cominco.

Kris Sims

Interim Chief Financial Officer

Kris is a seasoned financial professional with over 30 years of experience in the mining industry in executive leadership roles with large operating and development companies in the precious and base metals sectors including Phelps Dodge Mining Company, Freeport McMoRan Copper and Gold and Kinross Gold Corporation. He focuses on establishing fiscal transparency and accountability, operational excellence, profitability, and sustainability for the companies he works with.  He has also been an advocate for mining in Nevada and led the Nevada Mining Association as Chairman in 2015.

Cassandra Joseph, J.D., B.A.

Cassandra Joseph, J.D., B.A.

Senior VP & General Counsel

Ms. Joseph has more than 20 years of legal experience with a focus on mining and metals, environmental and corporate law. Prior to joining the Nevada Copper Team, she served as VP Associate General Counsel, Corporate Secretary and Chief Compliance Officer for Tahoe Resources Inc. She previously served as a Senior Deputy Attorney General for the Nevada Attorney General’s Office, representing the Nevada Division of Environmental Protection, Division of Water Resources and other agencies within the Department of Natural Resources. She was also previously a partner at Watson Rounds LLP, where she litigated intellectual property cases. She holds a J.D. from Santa Clara University School of law and a B.A. from U.C. Berkeley.

Greg French, P. Geol.

Greg French, P. Geol.

VP Head of Exploration

Mr. French is a geologist with over 35 years of exploration experience in the western US and Canada . He has worked in various capacities for Homestake Mining Co., Atlas Precious Metals, and Cornerstone Industrial Minerals as well as consulting for numerous junior mining companies. Mr. French has a Nevada gold discovery to his credit and extensive project development experience including two projects taken through feasibility and production.

Tracey Thom

VP Investor and Community Relations

Ms. Thom joins Nevada Copper as Vice President, Investor Relations and Community Relations following a 13-year tenure at Hycroft Mining Holding Corporation where she held the title VP, Investor Relations and Corporate Communication.  She has 25 years of experience in Investor Relations, primarily in the precious metals mining industry.  Ms. Thom started her career at TVX Gold Inc. and built her career growing through varying levels of senior management roles in Investor Relations, Community Relations and Government Relations for companies in various stages of development from exploration and development to major dual-listed, multi-national organizations with several operations worldwide including Kinross Gold Corp., Andina Minerals and Hycroft Mining (formerly Allied Nevada).  She has held several roles outside of Investor Relations, including VP Environmental, Project Manager and a variety of accounting and finance roles which she uses to provide a solid foundational understanding of the mining business that she translates to stakeholders.

Tori Martinez

Tori Martinez

VP of Human Resources

Ms. Martinez has over twenty years of experience in Human Resources including employee relations, compensation and benefits, project management, employee engagement, payroll, human resource policy and procedure development and implementation, immigration management, recruitment, selection, union negotiation and performance management.  Ms. Martinez has held a variety of senior leadership roles in the HR field for various mining companies including VP of Human Resources for Fiore Gold Ltd. and Director of Human Resources for Hycroft Mining Corporation.  Prior to entering the mining industry, she served in the United States Army. Ms. Martinez earned her Master’s Degree in Leadership with an emphasis in Human Resources and a Master’s in General Psychology with an emphasis in Industrial Organizational Psychology from Grand Canyon University, and a Bachelor of Science in Management in Technology from Great Basin College where she is also a part-time professor.  She also obtained a Certification in Brain Based Coaching from the Neuroleadership Institute.

Steven Newman

VP Technical Services

Steve is a mining engineer with over 30 years of experience in underground and open pit mining operations, including extensive feasibility study work. He has held senior management positions for large-scale mining companies including Barrick Gold Corp. and has successfully delivered multiple project scoping, prefeasibility, and feasibility studies for both underground and open pit projects globally, including for Hycroft Mining and Barrick.

Nick Atiemo, MBA, CEM

Nick Atiemo, MBA, CEM

Environmental Manager

Mr. Atiemo has over 14 years experience in the mining industry as an Environmental Professional. He has spent most of his mining career with Placer Dome, Barrick Gold, and Nevada Gold Mines. His most recent assignment before joining Nevada Copper was Environmental Process Manager with Nevada Gold Mines, where he was part of a team responsible for assessing and evaluating the potential to permit a roasting facility at Cortez Mine in Nevada. Mr. Atiemo has significant experience in Environmental Management Systems, including Environmental Permitting and ISO-14001 implementation. During his time with Barrick Gold, he served in various roles including Senior Environmental Engineer, Environmental Superintendent, and Environmental Manager for Cortez Mine. Mr. Atiemo holds a variety of degrees and qualifications including a Bachelor’s Degree in Geological Engineering, a Master’s Degree in Water Supply and Environmental Sanitation, a Master’s Degree in Environmental Engineering, and a Master of Business Administration. He is also a Certified Environmental Manager for the State of Nevada.

Teamwork. Innovation. Execution.