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Sarah Diamond

  • Former Global Managing Director of Financial Services


Sarah Diamond


Sarah Diamond is a seasoned executive with deep experience in the financial services, technology, consulting and regulatory sectors. Curious, collaborative, and strategic, she is adept at framing complex issues and helping Fortune 100 companies thrive in rapidly changing business, technology, and regulatory landscapes. Over the course of her 30 plus year career, Diamond has worked with most major banks, Wall Street firms, exchanges, and regulators.  A global leader, she has led teams across cultures and time zones in Europe, the United Kingdom, China, Japan, and the U.S.

Career History

As the Global Managing Director, Financial Services at IBM, Diamond managed a $10B P&L and was responsible for helping top 50 global financial services clients embrace digitization to grow their businesses while creating customer value within the rapidly changing regulatory, business and technology landscape.  

Diamond was engaged in a wide range of governing roles at IBM, as an active member of the Performance Team (comprised of the top P&L leaders in the company), the Academy of Technology Advisory Board, the Culture Think Tank, and the Global Industry Academy where she was founding president.  She was also a sponsor of IBM’s Technical Women Program, an initiative focused on ensuring that IBM has a vibrant talent pool of qualified women in technical professions. 

Additionally, she served as Vice Chair of the Advisory Board of Directors and senior advisor to the Chairman and CEO of the Promontory Financial Group, an IBM company.  In this role, Diamond provided technology and domain expertise in identifying the opportunity, leading the acquisition and optimizing brand, IP, client, talent and cultural synergies upon the successful execution of the merger.

Previously, Diamond served as Strategy Leader for IBM’s Global Business Industries, General Manager of Global Industries where she created a framework to drive innovation and impact across IBM’s 12 industry sectors, and General Manager of Global Consulting Services where she was responsible for strategy, execution and business results in more than 170 countries. 

Prior to joining IBM, she served as senior vice president in charge of capital markets at KPMG, after launching her career in international banking at Chemical Bank in London.

She is a past board member and President of the Women’s Bond Club of New York, a mentor to the Columbia University Executive Master of Science in Technology Management program, and a board member of the American Friends of St. Hilda’s College, University of Oxford and of the cloud-based call recording and voice AI leader, Dubber.


Diamond holds an M.A. in International Relations from Johns Hopkins University, where she held a Fulbright-Hayes Fellowship, and an M.A. in Modern History from the University of Oxford.   She currently resides in New York with her husband, a professor at New York University.  She has two adult children, also with careers in education.

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