We are Grant Thornton

Fort Lauderdale, Florida

  • Manufacturing, Transportation & Distribution
  • Not-for-profit & higher education
  • Transportation & distribution
Service Experience
  • Audit & Assurance

Flo Ostrum




Executive summary

Flo Ostrum is the national professional practice director for the Government Audit and Not-for-Profit Audit Services practices. She brings over 25 years of experience working in the government and not-for-profit sectors to clients and engagement teams across the firm.


Flo is a national resource for all engagements conducted under Government Auditing Standards. This includes government and not-for-profit financial statement audits, examinations, incurred cost audits and performance audits. She is a recent member of the AICPA State and Local Government Expert Panel.


Flo serves on the AICPA Governmental and NFP Training Program Conference Committee. She speaks frequently at AICPA and other state societies’ conferences on Single Audits, Government Auditing Standards, Government Accounting Standards Boards (GASBs), and general auditing and accounting matters.




Professional qualifications and memberships

  • CPA — Florida




  • MAcc, University of Florida
  • BS, Accounting, University of Florida

Search for people at Grant Thornton


Enter a name and/or keywords such as service area, industry or location to get to know our business leaders — partner, principal or managing director. We look forward to hearing from you.