SEI Investments Co - Company Profile
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The following section provides information on SEI Investments Co’s senior management, executives, CEO and key decision makers and their roles in the organization. For more insight into SEI Investments Co's management and employees, unlock the full data with our company analytics monitoring tool.
Executives
Carl A. Guarino
Chairman Executive BoardMr. Carl A. Guarino has been the Chairman of the company since January 2026 and Director of the company since 2014. Previously, he was the Chief Executive Officer of WizeHive, Inc. Prior to this, he was the Chief Executive Officer of Procurian Inc.
Sanjay Sharma
Chief Executive Officer Senior ManagementMr. Sanjay Sharma has been the Chief Executive Officer of the company since September 2025. Prior to this, he served as the Chief Technology Officer of the company. Previously, he served as the Head of Delivery in Europe at ITFS consulting company.
Sean Denham
Chief Financial Officer; Chief Operating Officer; Executive Vice President Senior ManagementMr. Sean J. Denham has been the Chief Financial Officer of the company since 2024 and also serves as Chief Operating Officer. Previously, he served as a Partner at Grant Thornton. Mr. Denham held the position of Regional Managing Partner for the Atlantic Coast and was the National Audit Growth Leader. He also served as the National Special Purpose Acquisition Company Leader. Earlier in his career, he focused on audit and mergers and acquisitions at Ernst & Young and Amper, Politziner & Mattia.
William Coffey
Chief Data Officer Senior ManagementMr. William Coffey has been the Chief Data Officer of the company since June 2026.
Michael N. Peterson
Executive Vice President; General Counsel Senior ManagementMr. Michael N. Peterson has been an Executive Vice President and General Counsel of the company since June 2018. Previously, he served as a Partner of Morgan, Lewis & Bockius LLP, and Reed Smith LLP.
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