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Manhattan Metals
CORPORATE

Board of Directors and Management

William M. Sheriff

Executive Chair & Director
Mr. Sheriff is an entrepreneur and visionary with over 40 years of experience in the minerals industry; has raised over $700 MM in the public markets and has extensive experience with mergers and acquisitions. Mr. Sheriff, as the founder and Executive Chairman of enCore Energy Corp., advanced the company from inception to a uranium producer with a multi-jurisdictional United States asset base. Mr. Sheriff was a pioneer in the uranium renaissance as co-founder and Chairman of Energy Metals Corp. and was responsible for compiling the largest domestic uranium resource base in US history before the company was acquired by Uranium One Corp for $1.8 Billion in 2007. Prior to this work in the uranium space, Mr. Sheriff was wildly known for his knowledge of gold and silver projects in the southwest United States and holds numerous gold exploration assets.

Mr. Sheriff holds a B.Sc. degree in Geology from Fort Lewis College, Colorado and an MSc in Mining Geology from the University of Texas-El Paso. He has compiled one of the largest privately held mining databases in the United States, providing exclusive access to proprietary gold and silver projects. He also serves as Executive Chair of Verdera Energy Corp., Executive Chairman of enCore Energy Corp., Chairman of Manhattan Uranium Discovery Corp., and as a Director of Scorpio Gold Corporation.
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Janet Lee-Sheriff

Chief Executive Officer & Director
Ms. Lee-Sheriff brings 25 years of experience in the mineral extraction industry with a strong focus on strategic planning, community engagement and communications. She also serves as Chief Executive Officer & Director of Verdera Energy Corp. and President of the Clean Energy Association of New Mexico. Ms. Lee-Sheriff previously served as Chief Executive Officer of Golden Predator Mining Corp. and President of Tigris Uranium (now enCore Energy Corp).

Ms. Lee-Sheriff led the world’s first on-site test of a solvent which replaced cyanide in the gold extraction process. She was responsible for creating the SRU® (the Secondary Recovery Unit) which replaced the smelter process in the test process. Ms. Lee-Sheriff also established and presently owns the Yukon Mint®, which has created green gold coins with indigenous art to celebrate the local communities and artists. With a strong commitment to social responsibility and community engagement, she has successfully negotiated and implemented socio-economic and exploration agreements with indigenous governments plus implemented numerous award-winning innovative programs.

She is a graduate of Queen’s University in Kingston, Canada, and a recipient of the Queen’s Jubilee Commemorative Medal awarded for outstanding achievements by Canadians.
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Greg Hayes, CPA, CA

Director
Mr. Hayes is a Chartered Professional Accountant with over 25 years of financial and executive leadership experience, primarily within the publicly traded resource sector. He has held senior positions across a range of TSXV- and CSE-listed companies, with a particular focus on mineral exploration and development.

Mr. Hayes was recently the Chief Financial Officer of Soma Gold Corp. and has previously served as Chief Financial Officer for multiple publicly listed companies, including Golden Predator Mining Corp., Taku Gold Corp., Firestone Ventures Inc., and Shear Minerals Ltd. He also previously served as Chief Executive Officer and Director of Golden Predator Mining Corp. and Northern Tiger Resources Inc.

Prior to his corporate leadership roles, Mr. Hayes gained audit experience with PricewaterhouseCoopers and served as a Principal for the Auditor General of Alberta, managing audits of public sector entities. He holds a Bachelor of Commerce degree from the University of Alberta.
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John Hamrick

Director
Mr. Hamrick brings over 35 years of experience in the mining and minerals industry with expertise in metallurgical processing, environmental health and safety, regulatory compliance, and permitting for copper, uranium, and tungsten operations. His career includes senior leadership roles overseeing mill operations, radioactive materials licensing, tailings construction, and process optimization, with a consistent track record of improving metallurgical performance, reducing costs, enhancing safety outcomes, and delivering projects on schedule and within budget. He currently serves on the Board of Directors of Urano Energy.

Mr. Hamrick has held multiple elected and appointed positions at the municipal and county level, including City Council, Mayor Pro Tem, Planning Commission Chair, and economic development leadership roles. He has also chaired national industry committees within the National Mining Association and testified before Congress on uranium-related legislation.
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Scott Davis

Chief Financial Officer

Scott Davis is a partner of Cross Davis & Company LLP Chartered Professional Accountants, a firm focused on providing accounting and management services for publicly-listed companies. Mr. Davis has over 26 years of experience working with junior exploration public companies and has held several CFO positions with companies listed on Canadian exchanges including serving as the Chief Financial Officer of enCore Energy Corp from 2015 to 2019. Scott’s past experience consists of senior management positions, including Assistant Financial Controller with Appleby, Auditor with Davidson & Company LLP Chartered Professional Accountants auditing junior exploration companies, and Accounting Manager with Pacific Opportunity Capital Ltd.