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Global leadership

Lisa Quest

CEO, Marsh UK

Lisa Quest is the Chief Executive Office at Marsh, and the Oliver Wyman Managing Partner for UK&I.

Lisa's role as Marsh CEO, she will work with the UK's business CEOs to shape Marsh UK's commercial strategy. She will focus on strengthening and expanding client relationships across Marsh’s four businesses as well as developing innovative, data-driven client solutions that support organisations operating in the UK’s diverse economy.

Prior to this Lisa was appointed as Co-Head of the Government and Public Institutions Practice, Europe. In 2023, she was appointed to the additional role of Head of UK and Ireland. 

Lisa works with senior civil servants and ministers as well as executives of the UK&I’s leading institutions on topics spanning digital transformation, governance, strategy, financial planning, risk management and public policy & regulatory response.

Lisa has advised senior government leaders and policy makers on topics of industry competitiveness and stability and co-authored many articles and studies, including supporting the IBFed on BigTech entrance into Financial Services, Impact of Digitalisation of the economy on regulatory structures and  future of supervision.

Lisa is a keen advocate of inclusion and a sponsor of diversity – she sits on the firm’s inclusion council, is executive sponsor of Oliver Wyman’s Women of Oliver Wyman and was shortlisted for Mentor of the Year by Management Today Magazine and names on of the Top 100 Female Executives on the HERos list.

Lisa is also a Visiting Academic Fellow at the London School of Economics, Centre for Risk and Regulation. She holds a First Class Honours degree in Business Administration from the Richard Ivey School of Business at the University of Western Ontario, Canada and a Masters degree in Public Administration in European Public and Economic Policy from the London School of Economics.


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