Board of Directors

Timothy Hanley joined the Sphere 3D board of directors in May 2022 and has served as Chairman of the Board since June 1, 2026. He is a seasoned global executive with experience consulting with manufacturers regarding digital transformation, organizational strategy development and execution, acquisitions, and market development. He is a qualified financial expert and has significant experience in the board room and working with audit committees.

Mr. Hanley served as the Acting Keyes Dean for the College of Business at Marquette University from March 2020 through June 2024. From May 2002 to May 2019, Mr. Hanley worked at Deloitte & Touche LLP (“Deloitte”), where he retired as a Senior Partner. During his 17 years at Deloitte, he led the firm's Global Consumer and Industrial Products practice, which he helped grow to more than $14 billion in annual revenue. While at the firm, he served in multiple leadership roles, including the U.S. Vice Chairman and Process and Industrial Products Leader. Mr. Hanley began his career at Arthur Andersen and served as an audit partner for large manufacturers. He served as a board member of the National Association of Manufacturers and regularly advises privately held companies in the consumer products, retail, and distribution industries. Mr. Hanley holds a Bachelor of Science degree in Accounting from Marquette University.

Mr. Dent joined the Sphere 3D board of directors on June 1, 2026. Mr. Dent is the founder of TFTC.io, a media company focused on Bitcoin and Freedom in the Digital Age. He is also a Managing Partner at Ten31, a bitcoin-focused venture capital firm. Previously, he served as Director of Business Development at Great American mining from 2019 to 2021.

Mr. Gates joined the Sphere 3D board of directors on June 1, 2026. Mr. Gates is a seasoned energy executive with over a decade of experience leading large-scale power and infrastructure projects across the U.S. From March 2021 to January 2025, he served as a Senior Business Development Manager at Priority Power Management, LLC (“Priority Power”) where he led business development efforts to expand Priority Power’s market presence in Bitcoin mining and data centers. Since January 2025, he has served as the Managing Director of Integrated Projects at Priority Power, where he spearheads strategic growth for clients in Bitcoin mining, HPC, and AI through site development and power procurement. Mr. Gates has driven projects. He holds both an MBA in Finance and a Bachelor of Science in Business Administration from The University of Tulsa.

Mr. Block has served as the Company’s Chief Executive Officer and a member of the Sphere 3D board of directors since June 1, 2026. Mr. Block is a seasoned executive with more than 20 years of experience across finance, accounting, operations, and sales. From July 2025 to May 30, 2025, Mr. Block served as Chief Executive Officer of Cathedra Bitcoin Inc. (“Cathedra”) and Chairman of the Cathedra Board. From December 2021 to November 2023, he served as the Chief Financial Officer of US Bitcoin Corp.; prior to this role, from September 2021 to November 2021, he served as US Bitcoin Corp.’s Chief Business Officer. US Bitcoin Corp. merged with Hut 8 Corp. on November 30, 2023. Prior to US Bitcoin Corp., from February 2015 to August 2021 he served as CFO, and then CEO, of Collegewise, one of the US’s largest college admissions companies. From 2005 to 2013, he served in a number of roles at Credit Suisse, including as a Vice President on the Institutional Fixed Income Sales team, where he specialized in interest rate derivatives and hedging transactions. He has served on the board of the Young Presidents Organization Orange County Chapter. He received his Bachelor of Business Administration with concentrations in Finance and Accounting and a minor in Statistics from the University of Michigan Ross School of Business.

Mr. Kalbfleisch has served as the Company’s Chief Financial Officer and Secretary of the Company since December 1, 2014 and as a member of the Sphere 3D board of directors since June 1, 2026. Mr. Kalbfleisch served as the Company’s Chief Executive Officer from November 5, 2025 to May 31, 2026 and as the Company's Acting Chief Executive Officer from January 31, 2025 to November 4, 2025. Mr. Kalbfleisch also served as Chief Financial Officer of Overland Storage, Inc. (“Overland”) from February 2008 until his resignation from Overland on July 19, 2022. Previously, Mr. Kalbfleisch served in various other roles at Overland since July 2007, including Senior Vice President, Secretary and Vice President of Finance. Prior to joining Overland, he was a manufacturing budget analyst for McDonnell Douglas Corp. Mr. Kalbfleisch also served on the board of Paladin Group. Mr. Kalbfleisch holds a Bachelor of Arts in Business from Point Loma Nazarene University and a Master of Business Administration from the University of San Diego.