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Gregory W. Hayes

Gregory W. Hayes

Managing Partner

Greg is a specialist in accounting and business advisory services. His clients range from new and emerging owner-managed businesses to large, established corporations with international operations. In his role as business advisor, Greg consults with clients on a number of strategic matters, including corporate structuring, acquisition of financing, benchmarking and productivity and strategic tax planning. Additionally, Greg's practice includes a substantial presence in the not-for-profit sector, more specifically private foundations ranging in size from $10 million to more than $500 million in assets. Before joining Moore Stephens Tiller in 1989, Greg spent five years with the Emerging Business Group of the firm of Deloitte & Touche. In 1996, he was admitted to the membership of Moore Stephens Tiller. He also currently serves on the Firm's executive management committee. Greg, a native Atlantan, holds a bachelor's degree in accounting from The University of Georgia (magna cum laude) and an MBA from Emory University. He is involved with many charitable and community organizations, and serves on the board of several organizations including Georgia Gwinnett College Foundation and Gwinnett Chamber of Commerce.


  • Accounting
  • Business consultancy
  • Corporate finance
  • Outsourcing


  • Not-for-Profit