SEDA Experts LLC, a leading expert witness firm providing world-class financial expert witness services, announced that Marcus John Treacher joined the firm as Managing Director.

“Marcus brings decades of experience in payments across many platforms as well as extensive knowledge of transaction banking. There are an increasing number of contentious disputes in these areas, and we are sure our clients will benefit from his insight,” said Peter Selman, Managing Partner of SEDA Experts.

Marcus John Treacher has over 40 years of experience in payments, digital banking, and financial technology, having held senior leadership roles at HSBC, including Managing Director and Global Head of Innovation for Payments & Trade. He is recognised for cross-border payments, transaction banking, fintech growth, board governance, and strategic advisory work across global financial markets.

Mr. Treacher spent more than a decade at HSBC, where he held senior global leadership roles across payments, trade, innovation, and digital banking. As Managing Director and Global Head of Innovation for Payments & Trade, he established HSBC’s Payment Innovation Group and launched the bank’s Singapore Innovation Centre in partnership with the Monetary Authority of Singapore. He also previously served as Managing Director and Head of Digital for Global Transaction Banking, where he led the development and adoption of digital banking channels, including HSBCnet and SWIFT FIN messaging and connectivity, across the bank’s global corporate and institutional client base. His experience also includes ISO 20022 standards, XML-based payment messaging, and modern payment infrastructure.

He later joined Ripple Labs as Senior Vice President, Customer Success and Director of RippleNet, where he led the global expansion of the company’s blockchain-based international payments network, built teams across key markets, established its UK and EMEA presence, and led the development of the RippleNet payment scheme. Through his work at Ripple, he gained direct experience of Distributed Ledger Technology (DLT) and the XRP Ledger. He subsequently served as Chief Executive Officer of CB Investment Growth Holdings, representing the majority shareholders of ClearBank and RTGS.global and working with their boards and management teams on growth, corporate development, and operational strategy.

Mr. Treacher has also held a number of senior board positions across the payments and financial infrastructure sectors. He is currently Executive Chairman of RTGS.global and has served on the boards of ClearBank, CHAPS Co., and SWIFT. At SWIFT, he served as a Director of the Global Board, Chair of SWIFT UK, and Chair of the Global Corporate Advisory Group. His board responsibilities have included governance, strategy, shareholder interests, security, risk, technology, operations, and audit oversight. He also served as a board member of CHAPS Co., under the oversight of the Bank of England.

Earlier in his career, Mr. Treacher held senior technology roles at Citigroup across transaction banking, client access technology, and trade systems. He previously worked at Accenture and began his career in banking technology at CAP Group and Amro Bank.