Hannah Brinkman brings nearly a decade of experience serving nonprofit organizations in financial reporting, audit, and compliance. She is a fractional controller and CFO in H&S’s Client Accounting Services Group, leading annual audits, 990 filings, and financial closes in compliance with US GAAP while advising boards and leadership on key financial decisions and internal controls. Earlier in her career she led audit teams on nonprofit and government engagements, testing compliance with grant agreements and regulatory requirements.

Hannah is known for turning complex financial data into clear guidance for executives and boards, using advanced modeling for budgeting, cash flow, and grant reporting. Her experience with funder compliance and staff development makes her a trusted partner for CAS clients facing growth or change. She holds a B.S. in Managerial Economics and a Master of Professional Accountancy from the University of California, Davis. She is a member of the AICPA and California Society of CPAs.