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Susan Osnato

Susan Osnato

Chief of Staff, Office of the Chair
425 Lexington Avenue
New York, NY 10017 
Fax: +1-212-455-2502

Susan Osnato is Chief of Staff to Chair of the Executive Committee at Simpson Thacher. She focuses on assessing, advancing and driving efficiencies to support the strategic priorities and initiatives of the Executive Chair and the Executive Committee—the Firm’s governing body. Susan has been with Simpson Thacher for more than 20 years and previously served as the Firm’s Chief Legal Talent Officer.

Susan received her M.A. from Columbia University Teachers College and her B.A. from Washington and Lee University.

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