暴乱平台(比特币矿业) RIOT

Stephen Howell (age 50) has served as our Chief Operating Officer since June 2024. Mr. Howell has also served as Chief Executive Officer at ESS Metron, LLC (ESS Metron), a subsidiary of the Company and a leading manufacturer of power distribution centers, portable substations, low and medium voltage switchgear, custom controls and relays from December 2021 to June 2025. Previously, Mr. Howell served as Director of Business Development - South at ESS Metron from October 2019 through December 2021. Prior to his role at ESS Metron, Mr. Howell served as Vice President, Senior Sales Representative at Castleman Power Systems International, LLC, a power developer and technology solutions provider, from October 2011 through October 2019. From January 2006 through October 2011, Mr. Howell served as Outside Sales Executive for Consolidated Electrical Distributors, an electrical solutions distributor and product supplier. Mr. Howell served as Estimator and Project Manager for Integrated Electrical Services Holdings, Inc., an integrated electrical design and installation company from January 2004 through January 2006, and as Outside Sales Engineer at Eaton Corporation plc, a power management and electrical systems company from January 2000 through January 2004. Mr. Howell holds dual Bachelor of Science degrees in industrial distribution and marketing from the University of Alabama at Birmingham.

Jason Les has served as a director on the Company's Board since November 2017 and has served as the Company's Chief Executive Officer since February 8, 2021. Prior to his service as the Company's CEO, Mr. Les was a founding partner of Binary Digital, a software-development company, where he led the engineering team and coordinated project development for artificial intelligence (AI), reverse engineering, and inter-software compatibility projects, from May 2017 to November 2020. Additionally, his background includes over a decade of unique experience as a former professional heads-up poker player, during which he successfully competed in high-stakes games online, in addition to the most prestigious, high-stakes tournaments in the world. In 2015 and 2017, Mr. Les was selected as a human benchmark for testing the world's best poker AI in what was dubbed Man vs Machine at Carnegie Mellon University. Education: Mr. Les holds a Bachelor of Science, Computer Science from the University of California, Irvine.

Benjamin Yi has served as our Executive Chairman since May 2021, as a member of the Board since October 2018, and as Chairman of the Board from November 2020 through May 2021. Mr. Yi previously served as a member of each of the Board's three standing committees, however, as of May 24, 2021, upon his appointment as the Company's Executive Chairman, Mr. Yi resigned from all committee positions. Professional History: Prior to his appointment as our Executive Chairman, Mr. Yi led capital markets and corporate development at IOU Financial Inc., a Montreal-based fintech-enabled lender to North American small businesses which was privatized by Neuberger Berman in 2023, from January 2017 through May 2021. From August 2010 to September 2016, Mr. Yi worked in an investment and corporate development capacity at Dundee Corporation, a Toronto-based conglomerate primarily focused on real assets including natural resources, real estate, agriculture and special situations investments. For most of his time at Dundee Corporation, Mr. Yi was a securities analyst at the predecessor to 1832 Asset Management L.P., where he covered energy and special situations investments as part of a team managing one of North America's largest natural resources-focused investment funds. Mr. Yi has also served as an independent director on several public and private company boards. From December 2013 to December 2016, he served as an Independent Director and Chair of the Corporate Governance and Remuneration Committee of PetroMaroc Corporation, plc, a Jersey, UK-based energy company, and as a member of the Board of Managers and Audit Committee of Android Industries, LLC, a privately held Michigan-based assembler of complex modules for the automotive industry, from January 2014 to September 2016. Mr. Yi also previously served as an Independent Director, member, and occasional Chair of the Audit Committee of Woulfe Mining Corp., a Vancouver-based mining company from October 2013 to its acquisition in September 2015. Education: Mr. Yi holds a Bachelor of Commerce, specialist in Finance, major in Economics from University of Trinity College and a Master of Finance from the Rotman School of Management at the University of Toronto. He is a CFA charter holder and member of the CFA Society Cayman Islands.

Jaime Leverton has served on our Board since February 2025. Ms. Leverton has served as Chair of the Governance Committee since February 2025 and sits on the Compensation Committee and the Audit Committee. Since July 2025, Ms. Leverton has served as the Chief Executive Officer at ReserveOne, a digital asset portfolio company. Ms. Leverton also recently served as Chief Executive Officer and Chairperson of the Board at Ulys Holdings, Inc., a fintech platform for banking and digital assets, from July 2024 through February 2025. Previously, she served as Chief Executive Officer and as a member of the board of directors of Hut 8 Corp., one of the largest publicly traded Bitcoin mining companies, from December 2020 to February 2024. Prior to Hut 8, Ms. Leverton served as Chief Commercial Officer at eStruxture Data Centers, a Canadian data center colocation platform, from June 2019 through December 2020, and as General Manager, Vice President - Canada and APAC at Cogeco Peer 1 (now Aptum Technologies), a data center and cloud computing services company, from May 2017 through May 2019. Ms. Leverton also served as Managing Director, Financial Markets, at National Bank of Canada from April 2016 through May 2017. Ms. Leverton has served as a director on the board of Vertical Data Inc., a technology infrastructure solution Company, since April 2024. Previously, Ms. Leverton served as a member of the board of directors of WonderFi Technologies Inc., a global digital asset platform, from March 2024 through August 2024. Ms. Leverton currently serves on the board of directors of multiple privately held companies. Education: Ms. Leverton holds a Bachelor of Social Science and Bachelor of Arts in Psychology and Political Science from the University of Ottawa, a Master of Business Administration from Dalhousie University, and an Institute of Corporate Directors, Director certificate from the Rotman School of Management at the University of Toronto.

Michael Turner has served as a director on the Company's Board since February 2025. Mr. Turner has served as Chair of the Audit Committee since February 2025 and sits on the Compensation Committee and the Governance Committee. Mr. Turner is the Co-Founder of SuperKey Insurance LLC, an AI-native risk management platform and specialty provider of commercial property and casualty insurance. Previously, Mr. Turner was the President of Oxford Properties Group, a leading global real estate investor, asset manager and business builder from April 2018 through April 2023, Executive Vice President & Country Head from April 2016 through March 2018, and held several other key positions of increasing authority from May 2010 through April 2016. Mr. Turner also served as the Global Head of Real Estate at the Ontario Municipal Employees Retirement System (OMERS), one of Canada's largest defined benefit public pension funds from April 2018 through April 2023. Mr. Turner was Executive Vice President, Investments at CBRE Group, Inc., a leading global real estate services and investment firm from 2008 through 2010. Mr. Turner has served as a member of the board of directors of Lineage Inc. (NASDAQ: LINE), a global leader in the logistics industry, since September 2020, and previously served on the boards of several private investment and asset management companies, including M7 Real Estate (UK), an investment management company, from January 2021 through March 2023, R-LABS Canada, Inc., a real estate venture builder, from August 2018 to March 2022, and Honest Buildings, a capital planning and project management company, from August 2018 to August 2019. Education: Mr. Turner holds a Bachelor of Arts from the University of British Columbia, a Master of Planning from Queen's University, a Master of Finance from the University of Toronto, and is a CFA charter holder.

Douglas Mouton has served on our Board since February 2025. Mr. Mouton has served as a member of the Audit Committee, Compensation Committee and Governance Committee since February 2025. Since June 2025, Mr. Mouton has served as a board member at Qnect, a construction industry solutions company. Mr. Mouton has also served as a Senior Advisor at Global Infrastructure Partners, a leading infrastructure investing company, since July 2025. From June 2022 through June 2024, Mr. Mouton served as Senior Engineer Lead, Datacenter Design Engineering and Construction at Meta, a multinational technology conglomerate. Mr. Mouton also served as Vice President, Global Datacenter Delivery at Microsoft, a multinational technology conglomerate, from June 2015 through July 2021. Mr. Mouton has served as a member of the advisory board at Fidelis New Energy, a developer of multi-gigawatt, zero carbon power facilities in Europe, since September 2022. Education: Mr. Mouton holds a Bachelor of Arts in Architecture from the University of Louisiana at Lafayette and a Master of Strategic Studies, Military Science and Operational Studies from the U.S. Army War College.

Lance D'Ambrosio has served as a director on the Company's Board, including as a member of each of its three standing committees, since May 2021. Mr. D'Ambrosio has served as the Board's Lead Independent Director since February 2025, as Chair of the Compensation Committee since June 2024, and sits on the Audit Committee and Governance Committee. He previously served as Chair of the Audit Committee from May 2021 through June 2024. Mr. D'Ambrosio has served as a co-founder and Chairman at RackScale Data Centers, an AI/HPC infrastructure company, since May 2022. Since 2001, Mr. D'Ambrosio has served as the Managing Partner of 4 D Investments, a company focusing on technology and real estate investments. Previously, Mr. D'Ambrosio served as the Chief Executive Officer and Chairman of the board of directors of Crystal Peak Minerals, a Canadian public company focused on precious metals mining, from 2010 to 2018. Education: Mr. D'Ambrosio has been recognized as a recipient of the Ernst & Young and Merrill Lynch Entrepreneur of the Year Award in the category of e-Software & Services. He holds a Bachelor of Science, Marketing and a Bachelor of Science, Management from the University of Utah, where he graduated in 1979 as a member of the Dean's Honor List.

Jason Chung (age 44) has served as our Chief Financial Officer since March 2026, and prior to that served as Executive Vice President, Head of Corporate Development & Strategy since July 2023, and Head of Corporate Development & Strategy from June 2022 to July 2023. Mr. Chung spearheads the coordination of the Company's corporate development, capital markets, and investor relations efforts. Mr. Chung brings two decades of experience in investment banking and a wealth of knowledge in corporate finance to Riot. Prior to joining Riot, Mr. Chung served as Managing Director, M&A, at Nomura Holdings, Inc., from March 2017 through June 2022 and Executive Director, Mergers & Acquisitions from March 2014 through December 2016, where he advised global clients on cross-border transactions primarily in the technology sector across multiple countries. Mr. Chung's investment banking career spanned nearly 20 billion in mergers and acquisitions transactions and included building and growing advisory teams. Mr. Chung is a CFA charter holder and earned a Bachelor of Commerce and Finance degree, minoring in History, from the University of Toronto.

Ryan Werner (age 46) has served as our Senior Vice President and Chief Accounting Officer since September 2022. Previously, Mr. Werner served as our Vice President of Finance from March 2021 to September 2022. Mr. Werner is responsible for the leadership and oversight of our public accounting function, leading the Company's team of accounting and finance professionals. Prior to joining Riot, Mr. Werner was a Senior Director, Real Estate and Transactions Accounting at UDR, an S&P 500 constituent and multifamily real estate investment trust, from March 2013 through March 2021. Mr. Werner began his career in Ernst & Young's audit practice, where he was a Senior Manager and specialized in publicly traded companies. Mr. Werner is a Certified Public Accountant and holds a Master of Accounting and Information Systems degree, as well as a Bachelor of Science in Accounting & Business Administration degree, both from the University of Kansas.

William Jackman (age 42) has served as our Chief Legal Officer and Secretary since January 2026, and prior to that served as Executive Vice President, General Counsel and Secretary, from September 2022 to January 2026, and as General Counsel and Secretary from July 2021 to September 2022. As a member of the executive team, Mr. Jackman manages the Company's legal affairs, drawing upon his unique business and legal acumen to navigate strategic decisions and develop innovative solutions to complex challenges. Previously, Mr. Jackman represented S&P 500 companies as well as other public companies in the areas of securities laws, mergers and acquisitions, and power generation. Prior to joining Riot, Mr. Jackman was a Leader of Public Companies and Securities at Rogers Towers, P.A., one of Florida's oldest and most established law firms, from March 2018 to January 2022. Additionally, he was a Senior Corporate Attorney at Holland & Knight LLP, a multinational law firm, from May 2014 through August 2017. Mr. Jackman holds dual Juris Doctorate law degrees from the Universities of Windsor and Detroit, as well as an MBA from Nova Southeastern, and is a member of the New York, Florida, and Ontario Bar Associations.