John Lester

Partner - Public Policy, Digital, Finance & Risk, Corporate & Institutional Banking

John Lester is a Partner of Oliver Wyman. He joined the firm in 1999, and currently helps to lead much of the firm’s work connected to financial regulation. He has led assignments both for major regulators such as the New York Fed and for large complex financial institutions across banking, capital markets, and insurance. He has been active in shaping the industry’s response to the landmark Dodd-Frank Act, including work related to heightened prudential standards, Foreign Banking Organization regulation, the Volcker rule, securitization, derivatives reform, resolution, and systemic risk. He has helped major banks assess the combined impact of Dodd-Frank and Basel III, develop strategic regulatory response programs, and execute large-scale business change programs. He is a frequent speaker and writer regarding financial regulation.

John has also consulted extensively on risk analytics and governance. He has been active in assisting US banks implement and refine CCAR stress testing programs, and has led the development of VaR and related market risk models, default and credit loss forecasting models, and the full spectrum of analytics for modeling of residential and commercial mortgage-backed securities. He has helped numerous institutions create and refine economic capital and stress testing approaches to understanding risk. He has also led numerous reviews of risk management at major financial institutions, assessing top-level risk governance, organizational structure, risk analytics, reporting, and culture.

John holds an A.B. from Harvard University.