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MARSH & McLENNAN COMPANIES

Leadership

We are in business to expand what’s possible for our clients and each other

Meet Our President & CEO

John Q. Doyle is an industry veteran with more than 35 years of management experience. 

Meet Our President & CEO

John Q. Doyle is an industry veteran with more than 35 years of management experience. 

John Doyle, President & CEO, լи McLennan:
"I'm eager to work with our colleagues in realizing new possibilities to serve our clients, create value for our shareholders and support our communities."
Leadership is a mindset, not a title.
We believe our leaders have an elevated duty to amplify impact: making our clients more successful, our communities more resilient, our people more empowered and our company more enduring. Learn about our leaders below.
լи McLennan Executive Committee 
Paul Beswick
Senior Vice President & Chief Information Officer
Mr. Beswick is Senior Vice President and the Global Chief Information Officer of լи McLennan. In this role, he manages over 5,000 technologists supporting լи McLennan’s global businesses. Mr. Beswick is also the executive sponsor of the firm’s Women in Technology Business Resource Group. Prior to his appointment as լи McLennan’s CIO, Mr. Beswick held several positions at the Company including Deputy CIO and Global Head of Oliver Wyman Labs and the Digital Practice at Oliver Wyman. Over more than two decades with Oliver Wyman, he worked in various sectors, including financial services, retail, transportation, telecoms and consumer goods. Before this, Mr. Beswick headed Oliver Wyman's North American Retail Practice. Mr. Beswick holds an MA (first class) in chemical engineering from Cambridge University.
Katherine J. Brennan
Senior Vice President & General Counsel
Ms. Brennan leads լи McLennan’s global legal, compliance and public affairs function, which supports the Company’s four businesses, լи, Guy Carpenter, Mercer and Oliver Wyman. She also leads the Company’s ESG efforts. Ms. Brennan has held several legal and compliance leadership roles at լи McLennan, serving most recently as General Counsel, լи LLC. She also served as Deputy General Counsel, Corporate Secretary and Chief Compliance Officer for լи McLennan from 2017 to 2021, and prior to that, as General Counsel of Guy Carpenter. Ms. Brennan currently serves on the Board of the Red Cross of Greater New York.
John Q. Doyle
President & Chief Executive Officer
Mr. Doyle is President and CEO of լи McLennan. Previously, Mr. Doyle served as Group President and Chief Operating Officer, responsible for the strategy and operational objectives of լи McLennan’s four global businesses. He joined the firm in 2016 as President of լи, then led լи as President and CEO from 2017 to 2021. An industry veteran with more than 35 years of management experience, Mr. Doyle began his career at AIG, where he held several executive positions. He is a member of the Board of the New York Police and Fire Widows’ and Children’s Benefit Fund, a Trustee of the Inner-City Scholarship Fund and a member of the Board of Overseers of the Maurice R. Greenberg School of Risk Management, Insurance and Actuarial Science at St. John’s University. Mr. Doyle serves as the Chairman of the US Federal Advisory Committee on Insurance.
Martine Ferland
Chief Executive Officer, Mercer
Ms. Ferland is Chief Executive Officer of Mercer, a role she assumed in March 2019. She also serves as Vice Chair of լи McLennan. Previously, she was Mercer’s Group President, responsible for leading the firm’s regions and Global Business Solutions. She joined Mercer in 2011 as Retirement Business Leader for the Europe and Pacific region, and has served as Europe and Pacific Region President and Co-President, Global Health. Ms. Ferland began her career as a pension actuary and consultant at Willis Towers Watson, where she spent 25 years and held various leadership positions in Montreal and New York. Ms. Ferland is a Fellow of the Society of Actuaries and of the Canadian Institute of Actuaries.
Carmen Fernandez
Senior Vice President & Chief People Officer
Ms. Fernandez is responsible for our people strategy and capabilities, to support our colleagues’ growth and our businesses’ priorities. Prior to her current role, Ms. Fernandez held positions within լи McLennan for 15 years, most recently Deputy CHRO, CHRO of Guy Carpenter, and HR leadership roles at Mercer, including North America HR Leader, Global HR Leader for the Career business and Chief of Staff in the Office of the CEO. Before joining լи McLennan, Ms. Fernandez worked in investment banking at Bank of America and Goldman Sachs. She began her career as a consultant with PricewaterhouseCoopers.
John Jones
Chief Marketing & Communications Officer
As Chief Marketing and Communications Officer, Mr. Jones is responsible for the marketing and communications strategy for լи McLennan and its four global businesses. Previously he was Chief Marketing and Communications Officer of լи. Mr. Jones joined լи in 2016 as Senior Vice President, Business Planning, leading strategic development and global growth initiatives. Prior to that, he was Senior Vice President of Commercial Marketing and Strategy for AIG and has more than 25 years of marketing, communications and strategy experience. He graduated from Indiana University with a BA in political science and history, and a minor in Russian language.
Dean Klisura
President & CEO, Guy Carpenter
Mr. Klisura is President and Chief Executive Officer of Guy Carpenter and Vice Chair of լи McLennan. Previously, he was President of Guy Carpenter, overseeing the North America, International, Specialty and Global Strategic Advisory business units. Prior to joining Guy Carpenter, Mr. Klisura was President of լи Global Placement and Advisory Services, leading property and casualty placement activities globally, as well as leading Bowring լи, the Insurer Consulting Group, and լи Advisory. He joined լи in 1993 and held several key global leadership roles including President of Global Specialties. Mr. Klisura holds a BS in Finance from Santa Clara University.
Mark McGivney
Chief Financial Officer
Mr. McGivney has held a number of senior financial management positions since joining the Company in 2007, including Chief Financial Officer of լи and Chief Financial Officer and Chief Operating Officer of Mercer. In his most recent role as Senior Vice President, Corporate Finance of լи McLennan, Mr. McGivney was responsible for leading and directing the Company’s Corporate Development, Treasury and Investor Relations functions. His prior experience includes senior positions at The Hanover Insurance Group, including serving as Senior Vice President of Finance, Treasurer, and Chief Financial Officer of the Property & Casualty business, and investment banking positions at Merrill Lynch and Salomon Brothers.
Martin South
President & CEO, լи
Mr. South is President and Chief Executive Officer of լи and oversees all of լи’s businesses and operations globally. He is also Vice Chair of լи McLennan. With more than 30 years in the insurance industry, Mr. South joined լи for the first time in 1985 with Bowring լи, a լи McLennan broking unit. His industry experience includes senior leadership roles at Zurich Financial Services, where he was a member of the Group Management Board, responsible for all of Zurich’s operations outside of North America and Europe, and CEO of Zurich’s London operations. Since rejoining լи in 2007, Mr. South has served as CEO of լи’s Asia-Pacific region, CEO of լи UK and Ireland, CEO of լи Europe and CEO of լи US and Canada.
Nick Studer
President & CEO, Oliver Wyman Group
Mr. Studer is the President and Chief Executive Officer of Oliver Wyman Group and Vice Chair of լи McLennan. Prior, he was the Managing Partner of Oliver Wyman and has held many senior positions, including Managing Partner of the Consumer, Industrial, and Services Practice, Managing Partner of the Financial Services Practice, and Head of the European Finance and Risk Practice. He has over 20 years of experience consulting in the UK, Continental Europe, and North America. Mr. Studer was a founding Director of TheCityUK, a founding advisory board member of the FICC Markets Standards Board and is a member of the UK Voluntary Carbon Markets Steering Committee. Mr. Studer graduated with a First Class Honors degree in Manufacturing Engineering from Cambridge University.
լи McLennan Board of Directors 
Anthony K. Anderson
Mr. Anderson served as Vice Chair and Midwest Area Managing Partner of Ernst & Young LLP from 2006 until his retirement in April 2012. He joined Ernst & Young in 1977 and held various management positions during his 35-year career there. Mr. Anderson served on the Board of the Federal Reserve Bank of Chicago from 2008 to 2010. He is a member of the American, California and Illinois Institutes of Certified Public Accountants. Mr. Anderson is also a director of AAR Corp., Avery Dennison Corporation and Exelon Corporation. He is a former director of First American Financial Corporation.
John Q. Doyle
Mr. Doyle is President and CEO of լи McLennan. Previously, Mr. Doyle served as Group President and Chief Operating Officer, responsible for the strategy and operational objectives of լи McLennan’s four global businesses. He joined the firm in 2016 as President of լи, then led լи as President and CEO from 2017 to 2021. An industry veteran with more than 35 years of management experience, Mr. Doyle began his career at AIG, where he held several executive positions. He is a member of the Board of the New York Police and Fire Widows’ and Children’s Benefit Fund, a Trustee of the Inner-City Scholarship Fund and a member of the Board of Overseers of the Maurice R. Greenberg School of Risk Management, Insurance and Actuarial Science at St. John’s University. Mr. Doyle serves as the Chairman of the US Federal Advisory Committee on Insurance.
Oscar Fanjul
Mr. Fanjul is Vice Chairman of Omega Capital, a private investment firm based in Spain. Mr. Fanjul is the Founding Chairman and former Chief Executive Officer of Repsol. Mr. Fanjul is a director of Ferrovial. Mr. Fanjul is the former Vice Chairman of the Board of The Holcim Group (formerly LafargeHolcim) and a former director of Unilever, the London Stock Exchange, Areva, Acerinox and Deoleo. He is a dual Spanish and Chilean national and has a Ph.D. in Economics.
H. Edward Hanway
Mr. Hanway is the Independent Chair of the լи McLennan Board of Directors. He served as Chairman and Chief Executive Officer of CIGNA Corporation from 2000 until his retirement in 2009. From 1999 to 2000, he served as President and Chief Operating Officer of CIGNA. From 1996 to 1999, he was President of CIGNA HealthCare and from 1989 to 1996 was President of CIGNA International. Mr. Hanway is a former member of the Board of Directors of America's Health Insurance Plans (AHIP). He is also a past Chairman of the Council on Affordable Quality Healthcare (CAQH). He serves on the Board of Trustees of the Delaware County Community Foundation and is Chairman of the Drexel Neumann Academy and Faith in the Future Foundation.
Judith Hartmann
Ms. Hartmann was Deputy CEO and Chief Financial Officer of ENGIE, an international energy services company, from 2015 to 2022. Prior to joining ENGIE, she served as Chief Financial Officer and member of the Executive Board of international media and services corporation Bertelsmann from 2012 to 2015, and held a number of financial and operational roles at General Electric in the US, Latin America and Europe from 2000 to 2012. She currently serves on the Board of Directors of Unilever and has previously served on the boards of Suez, RTL Group, Penguin Random House and Gruner + Jahr.
Deborah C. Hopkins
Ms. Hopkins was the founder and Chief Executive Officer of Citi Ventures and served as Citigroup’s first Chief Innovation Officer. Previously at Citi she was Chief Operations and Technology officer of the company, chief information security officer of the company and Senior Advisor to the Corporate and Investment Bank. She retired at the end of 2016. Prior to joining Citigroup in 2003 as Head of Corporate Strategy and M&A, she was Chief Financial Officer of Lucent Technologies and The Boeing Company and held senior-level positions at General Motors in the U.S. and Zurich and at Unisys Corporation, after starting her career at Ford. Ms. Hopkins was twice named to Fortune’s 10 most powerful women in business and was on Institutional Investor’s Top 50 list every year from 2011 until she retired.
Tamara Ingram
Ms. Ingram was the Global Chairman of Wunderman Thompson, an international global advertising agency, until the end of 2020. Ms. Ingram held previous roles at WPP plc, a media conglomerate, including Global CEO of J. Walter Thompson, Grey UK’s Group CEO, Global Leader on their Procter & Gamble account, as well as roles at WPP’s wholly owned data investment division, Kantar. Prior to joining WPP plc, Ms. Ingram was CEO of McCann Worldgroup in London and CEO of Saatchi & Saatchi’s London office. Ms. Ingram previously served as a non-executive director of London Stock Exchange-listed companies Sage Group plc and Serco Group plc. She serves on the Board of Directors of Reckitt, is a Trustee of Save the Children International (UK) and was awarded an OBE (Officer of the Most Excellent Order of the British Empire) for her services to tourism through her work as Chairman of Visit London.
Jane Lute
Ms. Lute is the Strategic Director of SICPA North America, a company that specializes in providing material and digital integrity solutions to authenticate the provenance and protect the value of products, processes and documents. Ms. Lute previously served as the President and CEO of SICPA North America and also serves as Special Advisor to the Secretary-General of the United Nations, where she has held several positions in peacekeeping and peace building. Previously, Ms. Lute served as United States Deputy Secretary of Homeland Security from 2009-2013. She also served as Chief Executive Officer of the Center for Internet Security, an operating not-for-profit organization providing cybersecurity services for state, local, tribal and territorial governments. She began her distinguished career in the United States Army and served on the National Security Council staff under both Presidents George H.W. Bush and William Jefferson Clinton. Ms. Lute holds a Ph.D. in political science from Stanford University and a J.D. from Georgetown.
Steven A. Mills
Mr. Mills was a senior executive at International Business Machines Corporation (IBM) before his retirement at the end of December 2015. Mr. Mills joined IBM in 1973 and during the course of his 40-plus-year career held various executive leadership positions across the Company. At the time of his retirement, Mr. Mills was the Executive Vice President of Software & Systems, with responsibility for directing IBM’s $40 billion product business, which included over 100,000 employees spanning development, manufacturing, sales, marketing and support professions.
Bruce P. Nolop
Mr. Nolop retired in 2011 from E*TRADE Financial Corporation, where he served as Executive Vice President and Chief Financial Officer from September 2008 through 2010. Previously he was Executive Vice President and Chief Financial Officer of Pitney Bowes Inc. from 2000 to 2008 and Managing Director of Wasserstein Perella from 1993 to 2000. Prior thereto he held positions with Goldman, Sachs & Co., Kimberly-Clark Corporation and Morgan Stanley & Co. Mr. Nolop serves on the Board of Directors of TEGNA Inc. (formerly Gannett Co., Inc.) and is a former director of On Deck Capital, Inc. and privately-held CLS Group Holdings AG.
Morton O. Schapiro
Mr. Schapiro has been President and Professor of Economics at Northwestern University since 2009. Prior to that, he was President and Professor at Williams College from 2000. Previous positions include Dean of the College of Letters, Arts and Sciences of the University of Southern California from 1994 to 2000, the University’s Vice President for planning from 1999 to 2000 and Chair of its Department of Economics from 1991 to 1994. Mr. Schapiro is among the nation’s leading authorities on the economics of higher education and has expertise in labor and development economics.
Lloyd M. Yates
Mr. Yates is the President and Chief Executive Officer of NiSource Inc. From 2012 until his retirement in 2019, Mr. Yates served in senior leadership roles with Duke Energy, including Executive Vice President of Duke Energy and President of Duke Energy’s Carolinas Region and Executive Vice President of Customer Operations for Duke Energy. Mr. Yates has more than 35 years of experience in the energy industry, including the areas of nuclear and fossil generation and energy delivery. Before the merger between Duke Energy and Progress Energy in July 2012, Mr. Yates served as President and Chief Executive Officer for Progress Energy Carolinas. Mr. Yates joined Progress Energy’s predecessor, Carolina Power & Light, in 1998. Before joining Progress Energy, he worked for PECO Energy for 16 years in several line operations and management positions.
Ray G. Young
Mr. Young was Vice Chairman of Archer-Daniels-Midland Company, a premier global agricultural processing and nutrition company, until his retirement at the end of 2022. Previously, he served as ADM’s Chief Financial Officer from 2010 to April 2022. Prior to joining ADM, he lived and worked on four continents, serving in various senior executive roles at General Motors Company from 1986 to 2010, including as President of the Mercosur region of South America, Chief Financial Officer and Vice President of International Operations, based in China. He serves on the boards of the International Paper Company, Hormel Foods Corporation and the American Cancer Society Illinois Division.