Our leadership

Former Vice President Al Gore is a Founding Partner and Chairman of Generation Investment Management. He was inaugurated as the forty-fifth Vice President of the United States on 20 January 1993 and served eight years.

He is the author of Earth in the Balance, An Inconvenient Truth, The Assault on Reason, Our Choice: A Plan to Solve the Climate Crisis, and The Future: Six Drivers of Global Change. He was awarded the 2007 Nobel Peace Prize, along with the Intergovernmental Panel on Climate Change for "informing the world of the dangers posed by climate change.”

David Blood is a Founding Partner and the Senior Partner of Generation Investment Management. Previously, David spent 18 years at Goldman Sachs including serving as CEO of Goldman Sachs Asset Management. David received a BA from Hamilton College and an MBA from Harvard Business School.

David is chair of Just Climate, Social Finance UK and World Resources Institute, and on the board of On the Edge Conservation.

Lisa Anderson joined Generation Investment Management in 2004 and is Chief Operating Officer and Chief Risk Officer. Previously, Lisa served in various project management roles at Goldman Sachs. Lisa was also a project analyst for Countrywide Bank in New Zealand and a financial accountant at UBS, PaineWebber and Prudential Holborn.

Lisa is a fellow of the Association of Chartered Certified Accountants.

Clara Barby is the Senior Partner of Just Climate. Previously, Clara was CEO of the Impact Management Project (IMP) and project lead for the establishment of the International Sustainability Standards Board (ISSB). Clara’s public interest work on standards was made possible through a secondment from her role as a Partner at Bridges Fund Management, where she led the firm’s sustainable and impact strategies across fund types. Prior to Bridges Fund Management, Clara worked for Acumen’s Capital Markets team and later co-led the Acumen clean energy portfolio, investing in South Asia and East Africa.

Clara received a BA (Hons) in Greats from the University of Oxford, and an MBA from INSEAD.

She was awarded a CBE for services to International Sustainability Standards in the 2023 King’s New Year Honours list.

Mark Ferguson is a Founding Partner and co-Chief Investment Officer of Generation Investment Management. Previously, Mark was co-head of the financials research team, member of the pan-European stock selection group, co-head of pan-European research, and global equity portfolio manager at Goldman Sachs Asset Management. Mark was also an analyst at Schroder Investment Management.

Mark received a BSc in Urban Land Economy from Sheffield Hallam University and an MBA from the European University in Paris. He serves on the board of Conservation International.

Esther Gilmore joined Generation Investment Management in 2007 and is Global Head of the Client Team. Previously, Esther was an analyst at Sustainable Asset Management, a sustainability consultant at Matrix+ International and a financial analyst at ING Barings and Barclays.

Esther received a BCom/BA from The University of Queensland, a Masters in Environment from the University of Melbourne, and a Graduate Diploma in Applied Finance and Investment from the Financial Services Institute of Australasia.

Esther serves on the Global Advisory Council of Tobacco Free Portfolios.

Tom Hodges joined Generation Investment Management in 2019 and is co-Head of the Private Equity strategy. Previously, Tom was a director at Providence Equity Partners, where he spent 11 years focused on late-stage growth equity and buyout/majority investing in telecoms, media and technology-related sectors across Europe and North America. Tom was also an analyst in mergers and acquisitions at Citi.

Tom received a BA in Economics and Political Science from the University of North Carolina at Chapel Hill

Tom serves on the boards of FNZ and Octopus Energy. Previously, he was on the boards of Clarion Events, CloserStill Media, HSE24 and Volia Communications.

Ruth Kent joined Generation Investment Management in 2023 and is Head of Control, Technology and Finance. Previously, Ruth was with Brookfield Asset Management as managing partner and chief operating officer at Brookfield Renewable Power and Transition. She also served as CEO of Terraform Global (upon its acquisition by Brookfield), CFO of Europe, and head of commercial and power marketing at Brookfield Renewable Partners. Prior to joining Brookfield, Ruth held a variety of roles across the financial, automotive and energy sectors.

Ruth completed her Chartered Institute of Management Accountants qualification at Munster Technological University and received an MBA from Henley Business School.

Nick Kukrika joined Generation Investment Management in 2007 and is co-Portfolio Manager of the Global Equity strategy, covering the Global Technology sector. Previously, Nick was co-founder and chief financial officer of United Biofuels, a consultant at McKinsey & Company, a Luce Foundation Fellow working on corporate debt restructuring for the Indonesian Ministry of Finance and a European research sales financial analyst at Goldman Sachs.

Nick received a BA in History from Columbia University and an MA in Public Policy from Harvard’s John F. Kennedy School of Government.

Colin le Duc is a Founding Partner of Generation Investment Management. Generation was established in 2004 as a dedicated sustainable investor. Colin is head of the firm’s San Francisco office and focuses primarily on Generation’s Private Markets businesses. He also serves as Vice Chair of Just Climate, a Generation business dedicated to climate-led investing. Prior to co-founding Generation Investment Management, he worked for Sustainable Asset Management in Zurich (now owned by Robeco), Arthur D. Little in London and TotalEnergies in Paris. Colin serves on the board of the Ocean Conservancy.

Colin received a bachelor’s degree in International Management and Modern Languages from the University of Bath, UK, and he completed the Corporate Finance Programme at London Business School. He has lived in nine countries across four continents.

Alexander Marshall joined Generation Investment Management in 2011 and is General Counsel and Compliance Oversight Officer. Previously, Alex was head of legal for the investment management division of Goldman Sachs outside the Americas and a senior counsel at Clifford Chance.

Alex received an LLB (Hons) and a Diploma in Legal Practice from the University of Edinburgh and a Masters in Corporate and Commercial Law from the London School of Economics and Political Science. Alex is admitted as a solicitor by the Law Society of Scotland.

Miguel Nogales is a Founding Partner and co-Chief Investment Officer of Generation Investment Management, and co-Portfolio Manager of the Global Equity strategy covering the Global Healthcare sector. Previously, Miguel was co-manager of pan-European and Swiss funds at Mirabaud & Cie, an analyst at WP Stewart and an analyst at Schroder Investment Management.

Miguel received a first class degree in Economics from Cambridge University. Miguel is a native Spanish speaker.

Lila Preston joined Generation Investment Management in 2004 and is Head of the Growth Equity strategy. Previously, Lila was a director of finance and development at VolunteerMatch in San Francisco. Lila was also a Fulbright Fellow in Southern Chile.  

Lila received a BA in English and Latin American Studies from Stanford University and an MBA from London Business School. Lila speaks fluent Spanish.

Lila serves on the board of Nature’s Fynd and as a board observer for CiBO Technologies, Optoro and Pivot Bio. She is also on the Board of Advisors at Columbia University’s Mailman School of Public Health and is a Young Global Leader of the World Economic Forum.