Company: ARBK
Filing Date: 2025-05-15
Form Type: 20-F
Source: 0001104659-25-049311
Chunk: 112

Company: Argo Blockchain Plc
Filing Date: 2025-05-15
Form: 20-F
Item: Item 6
Chunk 112
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 role at Argo Mr. Chippas most recently he served as the Chief Executive Officer of CBOE Digital where he was also a former member of its Board of Directors. He has previously held the positions of Chief Executive Officer of Citadel Technology LLC, Chief Operating Officer of Axoni and Managing Director of Citigroup, Barclays and Deutsche Bank. He currently serves as a director of TS Imagine. Mr. Chippas graduated from the University of Illinois with a BSc, Accounting. Mr. Chippas resigned from the Company effective February 28, 2025.

Jim MacCallumhas served as our Chief Financial Officer since April 2023. Mr. MacCallum brings over thirty years of experience across various roles in finance and accounting. Most recently, he served as Chief Financial Officer of East Side Games Group, a publicly-traded mobile game platform technology company based in Canada from March 2021 to April 2023. Prior to East Side Games Group, he was Senior Vice President, Finance and Acting Chief Financial Officer at Westport Fuel Systems Inc, a dual-listed and publicly-traded clean transportation technology company from 2015 to 2021. Mr. MacCallum is a Certified Public Accountant and a CFA Charterholder. He graduated from the University of British Columbia with a B. A. in Economics and completed the Advanced Management Program at Harvard Business School.

Non-Executive Directors

The following is a brief summary of the business experience of our non-executive board members.

Matthew Shawhas served on our board of directors since July 2019, and he became chairman of the board of directors in February 2023. He brings over 25 years of experience as an international banker, corporate adviser, and serial entrepreneur. He has been specializing in the blockchain and cryptocurrency sector since 2017. He is currently Chief Executive Officer of Webslinger Advisors, a specialist web3 advisory and administration firm which provides services to Cayman Foundations/DAOs. He previously co-founded Protos Asset Management, a Swiss company that manages a cryptocurrency fund, and co-founded DeFi Yield Technologies, a DeFi firm acquired by Dispersion Holdings (now AQRU). He is also currently Chief Executive Officer of Blimp Technologies and is also president of a proprietary family investment company. Mr. Shaw holds a B. A. in English Language and Literature from Manchester University and an M. B. A. from Bradford University.

Maria Perrellahas served on our board of directors since July 2021. Over the last