Project Partners

Project Partners Local Staff & Leadership

John Shanahan

john-shanahanPresident and Chief Executive Officer

John Shanahan is an experienced Montana mining executive. Prior to joining Tintina Resources in June 2016, John was the President & CEO of the Revett Mining Company, Inc. (2008 to 2015). John commenced his professional career in Australia with CRA Limited and its various subsidiaries (now part of the RioTinto Group) and has spent over ten years in mine finance and commodity trading in New York City with companies such as Rothschild Inc., and Barclays PLC. Read More

Jerry Zieg


Senior Vice President

With a Masters of Science in Geology from the University of Montana, Jerry Zieg has over 35 years of mining exploration experience for copper, zinc, and precious metals in a variety of settings, countries and geography. He spent 24 years working for Cominco American Inc. (later Teck Cominco American Inc.), participating in the discovery of the Black Butte Copper deposits and lead the exploration team responsible for the Pend Orielle Mine resource expansion.

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Nancy Schlepp


VP Communications and Corporate Secretary

With a Bachelor of Science from Montana State University, Nancy Schlepp has over 15 years of experience in legislative relations, public policy and public relations at both the state and federal level. Prior to joining Tintina Resources, Nancy was the Executive Director of the Montana Taxpayers Association and previously spent ten years as the National Affairs Director for the Montana Farm Bureau Federation Read More

Anthony Jackson



Anthony Jackson is a principal of Bridgemark Financial Corp., which provides corporate compliance, financial advisory and financial reporting activities to public and private companies. Mr. Jackson has extensive experience as a director and chief financial officer of numerous publicly traded corporations in the metals and mining industry. Anthony enjoys fly fishing and skiing.

Bob Jacko


Lead Mining Consultant

Bob Jacko has over 30 years of experience as a mining engineer including six years working in Alaska with First Nations and Alaskan Native groups. A graduate of Michigan Technological University, Bob is highly experienced in operations, construction and planning of underground mining operations and has served as General Manager for several companies including Avanti Mining Inc., Thompson Creek Metals, Cominco, and Teck. He has been a member of the Mine Safety Bill Committee for the Northwest Territories, and was a member of the BC Mining Code Review Committee. Read More

Chennell Berg

Bruce HooperSenior Accountant

Chennell Berg joined Tintina Resources as their Senior Accountant in October of 2016. Chennell is a graduate of Montana State University and her work experience includes working at Pricewaterhouse Coopers, Anderson ZurMuehlen, and Penor and Associates, after which she opened her own private accounting business in White Sulphur Springs, MT where she provides accounting, tax, and business consultation as a Certified Public Accountant (CPA). Chennell is a native of Meagher County and grew up on a ranch in the small community of Ringling outside of White Sulphur Springs. Chennell and her husband Sam continue both of their families ranching tradition by raising cattle and hay.

Alysha Wilson

alysha-174x212Office Manager

Alysha Wilson has worked for Tintina Resources since 2013. Alysha attended college at Miles City Community College on a rodeo scholarship, majoring in equine studies. When she isn’t working, she helps out on her grandparents’ ranch in Ringling where she loves continuing the family tradition by being the 5th generation living and working on the ranch. Read More

Chance Matthews

chance-matthews-174x212Field Technician

Chance Matthews started working for Tintina Resources in March of 2011 as a field technician. He enjoys working outside and as a result attended Blackfoot Community College studying natural resource conservation. He is an ardent horseman and does much of his reclamation work with horses. His love for horses includes related activities such as horse/mule pack trips, colt starting, roping and ranch rodeos. Read More