Meet the Group’s Governing Body.
Stock Summary
Board of Directors
Iain McDonald
Chairman
Iain McDonald is a global expert in technology and e-commerce, having had a strong track record in investing in early-stage companies such as ASOS, The Hut Group, Eagle Eye Solutions, Anatwine and Metapack. He is the founder of Belerion Capital, an investor and investment adviser in technology and e-commerce companies. Iain is also a non‑executive director of various of his investee companies, as well as other technology companies such as The Hut Group and Boohoo.com. Previously, Iain was a top‑ranked retail and e-commerce analyst and held positions in a number of UK investment banks. Iain graduated from the London School of Economics and Political Science (LSE), with a BSc in Economics & Economics History.
Michael Riedl
Chief Executive Officer
Michael Riedl was appointed Chief Executive Officer of Team Internet in December 2022. With strong financial and operational knowledge from his time as Chief Financial Officer, Michael continues to lead Team Internet with expertise and dedication. Michael was Group CFO from 2019 following its acquisition of KeyDrive SA, where he served as Executive Vice President and CFO from 2011, overseeing significant growth for the Company. Prior to joining KeyDrive, Michael held managing positions in private equity and ICT industries. Michael recently completed the Advanced Management Programme at Harvard Business School. He holds two Master’s degrees; a LLM from the Frankfurt School of Finance and Management and Science in Business Administration from European Business School and a Bachelor’s degree in Computer Science from James Madison University, USA. He is also a Chartered Management Accountant.
William "Billy" Green
Chief Financial Officer
William Green joined Team Internet in 2019 as Group Finance Director, before becoming Group Chief Financial Officer in 2022. As CFO, he holds full responsibility for finance, legal and governance activities across the Group. Following a ten-year tenure with PricewaterhouseCoopers LLP in London and California, William continued to work primarily in the Technology and Media sectors in which Team Internet operates. Most of these roles were in international groups listed either in the UK or the USA, including Ebiquity, hVIVO, Time Inc, Clear Channel and Live Nation. William’s most recent role prior to joining Team Internet in 2019 was at Fremantle, part of the RTL Group. William is a Fellow Member of the Institute of Chartered Accountants in England and Wales, having qualified as a Chartered Accountant in 2001.
Samuel Dayani
Non Executive Director
Samuel Dayani is a partner at the Joseph Samuel Group, where he is responsible for managing the group’s investments and business development in the technology, real estate, medtech, energy and renewables and fashion sectors. The group has a strong track record in investing in early-stage businesses and growing them to an institutional level. Samuel was responsible for purchasing Team Internet (formerly CentralNic) in 2003 and managing the restructuring of the business, building the management team and delivering an institutional grade business for its listing in 2013. Samuel is connected with companies that have a total beneficial holding in Team Internet of 13,853,111 shares, or 5.5%, as at 31 December 2025. Previously, Samuel was the Chief Operating Officer and later Managing Director of ViaVision Ltd, an interactive TV company he co-founded with six channels on the Sky platform, when it was sold to Yoomedia plc in 2004.
Marie Holive
Non Executive Director
Marie Holive is a Non-Executive Director and Chair of the Audit & Risk Committee for GDEV Inc, a NASDAQ-listed game development company, and ESG.AI, a private company. She is also CEO of Proteus International LLC, a coaching, consulting and training firm focused on supporting Boards and executive leaders. Prior to her current roles, Marie spent nine years at NBC Universal, the first seven as Chief Financial Officer and the final two as Managing Director for NBC Universal International Networks, where she was responsible for c.USD 700 million of revenue and 750 employees. As well as an Executive MBA bfrom London Business School and Columbia Business School, Marie, an engineer by background, has completed the Financial Times Non-Executive Director Diploma and Harvard Business School’s ‘Women on Boards: Succeeding as a Corporate Director’ Executive Education programme.
Max Royde
Non Executive Director
Max Royde is managing partner at Kestrel Partners LLP, an investment management company specialising in business-critical software companies, which has a beneficial holding in Team Internet of 66,845,455 shares, or 27.1%, as at 31 December 2025. Max co-founded Kestrel Partners LLP in 2009 and is a fund manager of Kestrel Opportunities. Prior to Kestrel, Max was a managing director of KBC Peel Hunt, running its technology franchise. He has over 20 years of experience focusing on the technology sector.
Horst Siffrin
Non Executive Director
Horst Siffrin started his career as a German diplomat serving in Germany, the UK, Ethiopia, Nigeria, Bolivia, Poland and Spain. He is a shareholder of inter.services holding/investments, which has a beneficial holding in the Company of 32,000,000 shares, or 12.7%, of the voting rights, as at 31 December 2025, and owner of H.O. Siffrin Consulting based in Berlin. From August 2011 until the reverse takeover of Team Internet (formerly CentralNic) in August 2018, he was Chairman of the Supervisory Board of KeyDrive SA, Luxembourg and member of the Advisory Board of the Key‑Systems Group. In 2018 he co-founded AstraPharma.