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Gregory Westfall




Executive summary

Greg Westfall is the chief growth officer at Grant Thornton LLP and a member of the firm’s Senior Leadership Team.

He most recently served as the New York City office managing principal, where he led brand development and people & culture programs, and drove revenue growth across service lines. Westfall is also a principal in our Advisory practice, focused on forensic accounting matters, investigations and complex commercial disputes supporting companies and their in-house and outside counsel. He has worked closely with auditors, executive management, boards of directors, and has reported to the Federal Bureau of Investigation and U.S. Department of Justice in connection with accounting investigations.
Westfall joined Grant Thornton in 2010 from Huron Consulting Group. He received a master's of business administration degree in finance and accounting, taxation and business law from New York University’s Stern School of Business and a bachelor's degree in economics from The College of William and Mary.
Westfall is a Chartered Financial Analyst (CFA) Charterholder and regularly serves as a financial and accounting expert on behalf of Her Justice, one of the leading not-for-profit organizations in New York supported by law firms, financial institutions and accounting and consulting firms. Additionally, he serves as a board member on the Annual Giving Board of The College of William and Mary.



Professional qualifications and memberships

  • CFA Institute, Charterholder
  • New York Society of Security Analysts


  • MBA, Finance and Accounting, Taxation and Business Law, New York University Stern School of Business
  • BA, Economics, The College of William & Mary

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