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Seth Siegel

Chief Executive Officer, Grant Thornton LLP

Seth Siegel is the CEO of Grant Thornton LLP. He previously served as Grant Thornton’s office managing partner for South Florida, which includes offices in Miami and Fort Lauderdale. He has also served on the Grant Thornton Partnership Board as one of 10 members elected by the firm’s partners and principals to govern the partnership and oversee the work of the firm’s CEO.

Additionally, he has served as a member of the firm’s Audit Quality Advisory Council, providing practical and objective advice to ensure Grant Thornton consistently delivers high-quality audit services to the marketplace. Further, Siegel has served as a member of the Grant Thornton Experience Leadership Council — helping the firm’s CEO and Senior Leadership Team shape strategic and operational decisions across all service lines and geographies.

Siegel joined Grant Thornton in 1996 and became a partner in 2006 — having briefly left the firm in the late 1990s to work as a controller and a registered representative in the financial-services sector. He served as Grant Thornton’s Florida Audit practice leader from 2012 to 2019, with operational responsibility for the five offices in the state. In the role, he expanded the practice area and seeded exceptional growth in revenue and profitability, while maintaining excellent quality. Siegel previously led Grant Thornton’s Florida Real Estate, Construction and Hospitality industry group.

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