Our leadership team

Paddy Dear

Tetragon Co-Founder

Paddy Dear is Tetragon’s Co-Founder and a member of Tetragon’s Board of Directors and its investment manager’s Investment and Risk Committee.

Prior to co-founding Tetragon in 2005, Paddy co-founded Polygon, a multi-strategy hedge fund management business, in 2002. In 2012, Tetragon acquired Polygon.

Paddy received a B.S. in Petroleum Engineering from Imperial College London, graduating top of his year. He started his career as a Petroleum Engineer with Marathon Oil working in London, Denver and offshore in the North Sea. He later moved into finance and prior to setting up Polygon was a Managing Director at UBS Investment Bank, where he worked for 14 years in London and New York.

Paddy believes strongly in the importance of educational opportunity and was a beneficiary of a bursary at Winchester College himself. To this end, much of Paddy’s charitable giving has an educational and social mobility focus. He also actively supports and mentors young, aspiring UK entrepreneurs with a special interest in those with a technology bias and a social benefit.

Paddy, together with his wife Janie, are livestock farmers in Gloucestershire and Scotland and are advocates for local, sustainable, regenerative farming methods.

Paddy is a fan of the arts and is supporter of the National Gallery and the Royal Opera House. He continues to be an avid and active sportsperson in particular tennis, cycling, skiing, and hiking.

Paddy is based in London.

Reade Griffith

Tetragon Co-Founder and
Chief Investment Officer

Reade Griffith is Co-Founder and Chief Investment Officer of Tetragon. Reade is a member of Tetragon’s Board of Directors and its investment manager’s Investment and Risk Committee.

Prior to co-founding Tetragon in 2005, Reade co-founded Polygon, a multi-strategy hedge fund management business, in 2002. In 2012, Tetragon acquired Polygon.

Reade is also Chief Investment Officer for European event-driven equities business, Westbourne River Partners.

Reade holds an A.B. in economics from Harvard College and a J.D. from Harvard Law School. Reade also served as an officer in the U.S. Marine Corps and left as a Captain following the 1991 Gulf War.

Reade was previously the Founder and Chief Executive Officer of the European office of Citadel Investment Group, a multi-strategy hedge fund that he joined in 1998.

Reade is currently a member of the Royal United Services Institute Advisory Board and the Dean’s Advisory Board at Harvard Law School. From 2017 until 2020, Reade was a member of the Financial Sector Forum at the Bank of England.

Reade is based in London with his wife, Elizabeth, and their three daughters. Reade and Elizabeth have a strong interest in creating educational and athletic opportunities for young people, having benefitted from being club and varsity sport participants during their time as Harvard undergraduates. Together they have endowed a fund to support Harvard’s efforts to promote inclusion and broaden access to organised sports and recreational activity. Their education-focused philanthropy also includes funding a 100% bursary in perpetuity at St Paul’s Girls’ School in London.

Reade is passionate about fly fishing, wildlife conservation and the use of sustainable and regenerative farming methods to encourage biodiversity. He is also a member of the Presidents’ Club for both the Atlantic Salmon Trust and the Game and Wildlife Conservation Trust.

Stephen Prince

Chief Executive Officer

Stephen Prince is Chief Executive Officer of Tetragon’s diversified alternative asset management business, joining in 2015. In addition to his role as Chief Executive Officer, Stephen is a member of Tetragon’s investment manager’s Investment and Risk Committee, alongside co-founders Reade Griffith and Paddy Dear.

Stephen was previously the Deputy Chief Investment Officer and Chair of the Investment Committee of Silver Creek Capital Management, an $8 billion alternative investment firm.

Prior to joining Silver Creek in 2007, Stephen helped found and was on the investment team of two long/short equity hedge funds. Stephen began his career at Tiger Management LLC.

Alongside his roles at Tetragon, Stephen is Chair of the Investment Committee at Heinz Endowments.

Stephen has an A.B. degree from Princeton University, majoring in English, and an M.B.A. degree from Harvard Business School. He is based in New York with his wife, Hailey, and their three children. Stephen and Hailey are passionate about causes focused on education and breaking the cycle of poverty.

Outside of work, Stephen enjoys spending time in the outdoors and is a keen amateur magician.

Paul Gannon

Chief Financial Officer
Chief Operating Officer

Paul Gannon is Chief Financial Officer and a member of the Executive Committee. Paul is also Chief Operating Officer overseeing Operations, Research and Technology. Paul joined the firm in 2004, and prior to that, he was an interest rate derivatives Analyst in the Capital Markets Division of J.P. Morgan in London. Before J.P. Morgan, he qualified as a Chartered Accountant in the Asset Management Division at PwC. Paul has an M.A. in philosophy, politics and economics from the University of Oxford. He is based in New York.

Stacy Scheehle

Chief Compliance Officer
Co-Head of Legal, Regulatory and Compliance

Stacy Scheehle is the Chief Compliance Officer and Co-Head of Legal, Regulatory and Compliance. Stacy joined the firm in 2014, and prior to that, she was the Chief Compliance Officer and also Counsel at KKR, which she joined as Deputy Chief Compliance Officer and Counsel in 2010. Stacy was previously at Ernst & Young and also worked at Barclays Wealth and Lehman Brothers, Inc. in regulatory, legal and compliance roles. Between 2001 and 2004, she was a Staff Attorney at the U.S. Securities & Exchange Commission, and prior to that was an Associate Examiner at the NASD. Stacy has a B.A. in history and a B.S. in communications from Syracuse University, and a J.D. from Benjamin Cardozo Law School. She is based in New York and Florida.

Sean Côté

General Counsel
Co-Head of Legal, Regulatory and Compliance

Sean Côté is General Counsel, Co-Head of Legal, Regulatory and Compliance and a member of the Executive Committee. Sean joined the firm in 2004, and prior to that, he was a Senior Corporate Associate in the New York office of Covington & Burling, an international law firm he joined in 1999, where he advised clients on a broad range of corporate matters. He started his legal career in 1995 with Hale and Dorr (now WilmerHale) in Boston, where he focused on securities and M&A transactions. Sean has an A.B. from Harvard College, a M.A.L.D. from the Fletcher School of Law and Diplomacy and a J.D. from Harvard Law School. He is admitted to the New York, Massachusetts and Florida bars. Sean is based in London.

Greg Wadsworth

Head of Business Development and
Investor Relations

Greg Wadsworth is the Head of Business Development and Investor Relations and is a member of the Executive Committee. Greg joined the firm in 2006, and prior to that, he worked at Yahoo for four years, most recently responsible for financial planning and analysis for its international operations. Before Yahoo, Greg worked at several technology companies in the San Francisco Bay Area, raising funds including public and private offerings, acquiring and selling businesses, and managing the companies’ operations. Prior to moving to San Francisco, he was an Associate in Chase Manhattan Bank’s Latin America corporate finance organization in New York City. He also served as an officer in the U.S. Marine Corps and left as a Captain. Greg has a B.A. from Holy Cross College and an M.B.A. from the Thunderbird School of Global Management. He is based in London.

Ruaraidh Campbell

Chief Risk Officer

Ruaraidh Campbell is the Chief Risk Officer. He also heads corporate development efforts and other special projects across the firm. He joined Tetragon in 2021. Prior to joining Tetragon, Ruaraidh worked as a Managing Director in Blackstone’s Hedge Fund Solutions Group (BAAM), where he supported the Co-CIOs in risk management, analytics, business strategy and portfolio construction spanning over $75 billion in AUM. Previously, he worked as a Vice President and Head of Analytics and Risk at Summit Rock Advisors, a then-$8 billion outsourced CIO office. Before Summit Rock, Ruaraidh spent eight years at Blackstone’s Hedge Fund Solutions Group, where he focused on risk management, portfolio construction and product development. He received a B.A. in economics and foreign affairs with a minor in applied math from the University of Virginia. Ruaraidh is a CFA charterholder and is based in New York.

Eve Young

Head of Corporate Affairs and Branding

Eve Young is Head of Corporate Affairs and Branding. Prior to joining Tetragon, Eve was a Principal at Sard Verbinnen & Co, a New York-headquartered financial communications firm, where she specialised in cross-border transactions and long-term strategic communications positioning. Eve has a B.A. from the University of Bristol and an M.Sc. from the University of Oxford. Eve is based in New York.

Tom Price

Chief Technology Officer

Tom Price is the Chief Technology Officer. Prior to joining Tetragon, Tom was Head of Enterprise Engineering at Man Group, which he joined in 2013. At Man Group, Tom was also CTO of Core Technology. Prior to that, Tom was at FRM for eight years. Tom started his career at Barclays Capital after graduating with a B.A. (hons.) and M.Eng. from St. Catherine’s College, Cambridge University in 2000. Tom is based in London.