Leigh Bonney

Chief Financial Officer

Leigh Bonney is the Chief Financial Officer at the Helmsley Charitable Trust. Leigh is responsible for finance and accounting, information technology, and office operations. Before joining Helmsley in 2012, she spent 15 years at Pfizer in senior positions in Strategy and Finance. Prior to joining Pfizer, Leigh was a consultant at McKinsey & Company, where she worked closely with the senior management of multi-national companies to develop strategic initiatives that promoted growth and productivity. She began her career as a banker at the Bank of Boston in Boston and Sao Paulo, Brazil. She is also an independent board member for the Eliassen Group, a technology staffing and consulting services firm. 

Leigh has a lifelong commitment to philanthropy and community service. She is a trustee and past chair of the board of the Nature Conservancy of Connecticut. She is also the past chair of the Nature Conservancy’s trustee council, which represents the trustees of all the Conservancy’s U.S. and international chapters, and was the co-chair of a national finance advisory group for the Conservancy. She was a board member of Phillips Exeter Academy for 14 years, serving as chair of the finance committee and a member of the executive committee. She chaired the search committee for the fourteenth principal of Exeter. She was the president of the board of the Big Apple Circus, a nonprofit performing arts organization with extensive community programs. She holds a B.A. from Yale University, an M.A. from Stanford University and an MBA from Harvard.