Mort O’Sullivan, CPA

Mort O’Sullivan, CPA

Mort is a founding member of the former Gulf Coast firm, O’Sullivan Creel, which merged with Warren Averett in January 2012. Mort has served as a member of the Firm’s Executive Committee and leads the Firm’s Gulf Coast BP Claims Disaster Recovery Team. He has over 38 years of experience in public accounting and began his career working with an international accounting firm in Atlanta. He currently focuses on consulting and management advisory services to clients, while continuing to offer his expertise in litigation support, business valuations and mergers and acquisitions. Mort has been married to his wife Nancy for 40 years. They have two sons, two daughters-in-law and six grandchildren.


  • Bachelor of Science in Accounting
    University of West Florida, Pensacola, FL

Professional Affiliations

  • Florida Institute of Certified Public Accountants
  • American Institute of Certified Public Accountants

Community Involvement/Recognition

  • University of West Florida Board of Trustees, Chairman
  • Gulf Power Company, Board Member
  • Community Foundation of Northwest Florida, Finance Committee
  • Institute for Human and Machine Cognition, Board Member
  • Greater Pensacola Chamber of Commerce, Past Chairman
  • University of West Florida Distinguished Alumnus Award
  • University of West Florida Foundation Fellow
  • Professional Business Leader of the Year, Pensacola Chamber Pace Award
  • Pioneer Award, Pensacola Chamber Pace Award

Ask Me About

  • How to use critical metrics in your business to balance growth and profitability
  • My ride with the Blue Angels
  • Why I’m crazy about my stand-up paddle board
  • Why my six grandchildren really are the greatest in the world