LSEG Executive Team

David Schwimmer is CEO of LSEG and a member of the Board of LSEG plc.

Since joining the Group in 2018, David has overseen the transformation of LSEG from a European regional exchange group to a diversified, global leader in financial markets infrastructure and data services. Prior to his role at LSEG, David spent 20 years at Goldman Sachs in a number of senior roles, most recently as Global Head of Market Structure and Global Head of Metals & Mining. Prior to joining Goldman Sachs, he practiced law at Davis Polk & Wardwell.

David holds a B.A. from Yale University, and postgraduate degrees in law (JD) and international affairs (MALD) from Harvard University and The Fletcher School of Law and Diplomacy, respectively.

He serves on the Board of Directors of the Center for a New American Security (CNAS) and the American Ditchley Foundation and is a Senior Adviser to Chatham House and a member of the Principals Group for the Glasgow Financial Alliance for Net Zero (GFANZ).

Michel-Alain Proch joined the Group in February 2024 and was appointed to the Board in March 2024, bringing significant financial leadership experience in global listed companies.

Michel-Alain was previously Group Chief Financial Officer of Publicis Groupe SA (2021-2024) where he led the global finance team across 100 countries. Prior to joining Publicis Groupe, Michel-Alain was CFO of Ingenico until its acquisition by Worldline (2019-2020), and then served as adviser to the CEO in the integration of the two companies. He previously spent almost 13 years at Atos in a number of senior roles, including Group Chief Financial Officer, CEO, North America and Group Chief Digital Officer, completing and integrating several strategic acquisitions.

Michel-Alain is also a Non-Executive Director of Pluxee N.V.

Balbir joined LSEG as Chief Risk Officer in January 2021 and brings a deep commercial understanding and knowledge of risk management.

Balbir was previously Group Head of Non-Financial Risk Management at Deutsche Bank and served on the Supervisory Board of Deutsche Bank Luxembourg S.A. as Chair of its Risk Committee.

Before this, Balbir was Global Head of Operational Risk Management at Credit Suisse, having held a variety of senior roles, including UK Investment Banking Chief Risk Officer and Head of Market Risk.

Balbir started his career at LCH as a risk analyst.

Pascal Boillat joined LSEG on 1 July 2024 as Chief Operating Officer. He brings more than 35 years’ experience as a transformational operations and technology leader in the financial services industry.

An electronics engineer by background, Pascal has held senior operational and technology roles for global financial services firms in across Europe, Australia, and the USA.

Most recently he was Group Executive, Enterprise Services & Chief Information Officer at Commonwealth Bank of Australia (CBA) where he managed technology, operations and data management across the bank.

He has a degree in electronic engineering from the Berufsschule in Zurich.

Erica was appointed Chief People Officer and a member of the Executive Committee at LSEG in January 2023. She is responsible for ensuring the Group’s ambitions are delivered through its people and organisation strategy, including developing top talent, strategic capabilities and embedding a culture of inclusion and performance. She has deep global experience in technology, consulting and digital transformation.

Before LSEG, Erica spent four years at Burberry Group as the Chief People Officer and prior to that, spent 12 years in a variety of leadership and executive roles at American Express.

She received a Master of Business Studies from the University College Dublin and holds a Bachelor of Law and postgraduate law degree from University College Cork.

Irfan joined LSEG as Chief Information Officer in January 2024, bringing a wealth of experience as an engineering leader to the Group. He leads the Technology team, driving cutting edge innovation in the global financial markets.

Irfan was previously a Partner and Chief Operating & Strategy Officer for Engineering at Goldman Sachs, where he held various roles at the firm including Chief Information Officer for Consumer, Asset and Wealth Management and roles in the Global Banking and Markets in New York, Tokyo and Hong Kong.

He serves on the Board of Trustees of the Horace Mann School, New York and is a member of the University of Texas at Austin Computer Science Advisory Council.

Irfan is based in New York.

Steve joined LSEG in April 2025. He has a wealth of senior communications, public policy, brand marketing, and leadership experience acquired across a number of multinational and charitable organisations.

Steve was previously Chief Communications and Brand Officer at HSBC Group from 2019 to 2025, and before that he was a Partner and Global Director of Communications at McKinsey & Company from 2014 to 2019.

He has also held roles with Bupa Group as Global Director of Corporate Affairs and PepsiCo as Director of Corporate Affairs for its UK and Ireland franchises.

Catherine manages an international team of lawyers and compliance professionals and advises the Board and other Senior Executives on key legal and compliance issues and strategic initiatives. She is a member of the Group’s Executive Committee and the Chair of FTSE International Limited.

Catherine joined LSEG in 1996. She has led a number of major corporate transactions, including the recent Refinitiv-LSEG transaction, and held responsibilities including Group General Counsel and Group Compliance, Head of Legal and Head of Market Supervision, and Head of Regulation Strategy.

She holds a law and economics degree from Kings College, Cambridge, and qualified at Herbert Smith in 1993 in its corporate division.

Ron is Group Head of Sales & Account Management, LSEG and is responsible for leading the global sales team to drive the growth of LSEG’s products and solutions through go-to-market strategy, sales and commercial excellence, product development, and partnerships across all customer segments and channels.

He was previously Group Head of Strategic Accounts, delivering end-to-end services and offerings across the LSEG portfolio to the company’s largest global customers.

Prior to joining LSEG, Ron was Protiviti’s Global Leader of Technology Consulting where he was responsible for the strategy, solution offerings, consulting delivery and external partnerships for all Protiviti's technology solutions, including Security & Privacy, Enterprise Applications, Technology Strategy & Operations, Advanced Analytics, Software Services, Cloud and the Emerging Technology Group.

Earlier in his career, Ron held leadership roles with IBM, including Managing Partner, Financial Services Sector for North America and Managing Partner, Financial Services, Greater China Group. In these roles, he was responsible for business unit strategy, operations and management in addition to managing several strategic client relationships and running major client transformation initiatives.

He also served as Director of Technology Strategy and Architecture for a major global investment bank.

Ron is based in New York.

Daniel is Group Head of LSEG’s Markets Division and CEO of LCH Group. He has been a member of LSEG’s Executive Committee since 2017.

LSEG’s Markets Division combines the Group’s flagship trading and clearing businesses – the London Stock Exchange, Turquoise, LSEG FX, Tradeweb and LCH Group – with its risk management, capital optimisation, collateral management, and regulatory reporting capabilities, including Acadia and Quantile.

Daniel joined LCH in 1999 and has been CEO of LCH Group since 2017. During his career at LCH he has held a variety of senior roles including Global Head of SwapClear, ForexClear and LCH Group COO. Daniel worked at J.P. Morgan from 2005 to 2008 before returning to LCH on 1 September 2008 where he was immediately responsible for the successful trading and unwinding of Lehman Brothers’ LCH-cleared bond and repo portfolio. Daniel was based in New York from 2010-2014 setting up LCH’s business and operations in the US.

Over his career Daniel has made significant contributions to the development of CCP and derivatives regulatory frameworks across the globe and has played a leading role in the industry in LIBOR and new reference rate transition, and also the UK withdrawal from the EU and the impact on Financial Services.

Daniel is a Board Director at Tradeweb Markets Inc. He also sits on the Board of the International Swaps and Derivatives Association (ISDA).