Strategic Leadership Council

The purpose of JGA's Strategic Leadership Council ("SLC") is to:


  • Provide strategic advice and recommendations to the Firm's leadership team
  • Offer industry insights, trends, and best practices
  • Assist in identifying growth opportunities and potential risks
  • Provide a diverse perspective on key business decisions, and
  • Enhance the Firm's credibility and network with individuals and organizations within the profession.


The SLC meets regularly, typically quarterly. Each Council member will serve a renewable term of one year.

Contact us

Kathleen M. Hamm has an extensive background in financial regulation, control infrastructures, and risk management, particularly relating to fintech and cybersecurity. Her previous role as a Board Member of the Public Company Accounting Oversight Board (PCAOB) highlights her leadership in regulatory transformation and strategic policy development.


Greg Jonas is an independent consultant on auditing and business reporting matters. He served as Director of the Division of Research and Analysis at the PCAOB from 2012-2016. In addition to roles as a financial analyst at Morgan Stanley and Moody’s Investors Service, Greg spent 23 years at Arthur Andersen, serving in various roles supporting its global audit practice.



Dave Sullivan, a seasoned executive known for his strategic insight in audit quality and risk management, has over 35 years of experience from Deloitte. His leadership in global audit quality initiatives make him a pivotal addition to the council.

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