Thursday's Summit Speakers: Energy and Critical Materials Summit
Thursday, October 9, 2025
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Previously, Brian was Chief Financial Officer of NorthWestern Energy for 17 years. During that time, he played a key role in guiding the company out of bankruptcy and significantly improving its financial performance through a disciplined growth strategy. This transformation led to a threefold increase in rate base investment, earnings per share, and market capitalization. It also resulted in credit rating upgrades from non-investment grade to the current Baa1/BBB unsecured ratings. A major milestone in this growth was the $900 million acquisition of the Montana hydro generation portfolio. Brian also fostered a strong corporate governance culture and built a world-class finance leadership team. Before joining NorthWestern, Brian was Chief Financial Officer and Principal at Insight Energy, an independent power generation development company. Prior to that, he served as Vice President and Treasurer at NRG Energy, a global power company that experienced tenfold growth during his five-year tenure. Earlier in his career, he held finance roles of increasing responsibility at Land O’Lakes, Northwest Airlines, Minnesota Viking Ventures, and Deluxe Corporation. Brian contributes his leadership and financial expertise as a board member of the Edison Electric Institute, American Gas Association, Energy Insurance Mutual, Feeding South Dakota, and North Central Electric Association (Past President). He holds an MBA in Finance from the University of Minnesota and a bachelor’s degree in Accounting and Finance from the University of Wisconsin–Eau Claire. He is also a Certified Public Accountant. |
Skye A. Callantine has nearly three decades of experience in a variety of roles in the oil and gas business. He is currently the founder and Executive Chairman of Validus Energy II, a private onshore E&P company based in Denver. Over the past decade, Mr. Callantine founded, built and led numerous large private companies in upstream, midstream and minerals generating ~$10 billion in proceeds, with industry leading returns, across multiple basins. Prior to Validus II, Mr. Callantine served as founder and Chief Executive Office of Validus Energy, leading the company to a $1.8 billion sale of Eagle Ford assets to Devon Energy in 2022. Prior to Validus, Skye served as Felix Energy’s founder and Chief Executive Officer starting in 2013. Under his leadership, the Felix platform built and sold numerous assets consisting of $4.4 billion in upstream projects, $2.1 billion of midstream assets and $500 million of mineral interests over an 8-year period. In parallel with the Felix platform, Skye founded and served as CEO/Chairman of Fortis Minerals, a billion-dollar multi-basin mineral portfolio. Prior to his private experience, Mr. Callantine worked for Chesapeake Energy starting in 2005 where he led the building and development of Chesapeake’s Eagle Ford and Haynesville assets, including leading large, multi-billion-dollar JV agreements. Skye began his career as a geophysicist in 1996 with ConocoPhillips and served in numerous roles in exploration and production in North America, South America and Asia. Skye served in the United States Air Force. He received a B.S. in Geophysical Engineering from Montana Tech and an M.B.A. from Oklahoma State. Skye is on the Montana Tech Foundation Board, several advisory boards and on numerous controlled private company boards through his family office, Vigeo Investments. |
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John L. Hopkins is President and Chief Executive Officer of NuScale Power Corporation and has served as a member of the board of directors since December 2012. He also served as NuScale LLC's Executive Chairman from December 2012 to December 2021. In addition, Mr. Hopkins serves on the U.S. Chamber of Commerce Board of Directors in Washington, D.C., and served as the Chairman from June 2016 to June 2017. Mr. Hopkins started his career at Fluor Corporation in 1989, held numerous leadership positions in both global operations and business development and served as a corporate officer from 1999 until 2012. Mr. Hopkins is active in a variety of professional and business organizations, and currently serves on the Executive Committee, Audit Committee and Compensation Committee of the United States Chamber of Commerce, Washington, D.C. and is a member of the Nuclear Energy Institute Executive Committee and Energy Task Force Member, Atlantic Council and the International Atomic Energy Agency’s Group of Vienna. Mr. Hopkins has previously served with the U.S. Department of Energy’s Nuclear Energy Advisory Committee, was a Senior Energy Policy Advisor of I Squared Capital, New York, and has also served as the Senior Executive Member of both the Fluor Netherlands and Fluor United Kingdom board of directors, Chairman of the Board for Savannah River Nuclear Solutions, LLC and as a Director of the Business Council for International Understanding. Mr. Hopkins holds a Bachelor of Business Administration degree in finance from the University of Texas at Austin. He also completed advanced management programs at the University of California, Irvine, Thunderbird University’s international management program. |
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Since September 2001, Jim has been the Executive Director of Southeastern Montana Development Corporation (SEMDC), a regional non-profit economic development organization that was established in 1997 to simulate and encourage economic activity in the four (4) Counties of Custer, Powder River, Rosebud, and Treasure. Jim is a certified Economic Development Finance Professional from the National Development Council and graduated from the state-wide Leadership Montana Program in 2007. He served on the Governor's Economic Development Advisory Council for 12 years and is also a Board Member of the MT Economic Developers Association. Late in 2020, Jim was awarded the “Anthony J. Preite “Champion of Economic Development” Award from the Montana Economic Developers Association. Currently, he is part of the national peer exchange program called “Building Resilient Economies in Coal Communities (BRECC) through NACo. In the past few years, Jim has fielded dozens and dozens of media interviews on Energy and the Colstrip Story including articles in the LA and Seattle Times and as a two-time guest on the Fox Business Network Channel “The Bottom Line.” |
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Mike received a Bachelor of Science Degree in Engineering Science in 1986 from Montana Technological University and attended the Public Utilities Executive Course at the University of Idaho in 1997. Mike is active in state and regional transmission and energy forums and represents NorthWestern Energy at the Western Electricity Coordinating Council. |
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Prior to joining Grid United, Brant led legal and technical teams at large companies supporting the development of major energy projects. He is active in environmental and land industry associations and has been an adjunct law professor teaching a course on energy regulation and NEPA. He is a licensed attorney in Texas and Montana, recently returning to Montana after working in Houston for 25 years. |
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