Joann Arweiler

Joann Arweiler brings two decades of investigative due diligence leadership to RosettiStarr's transactional and corporate intelligence work. She joined the firm in 2026 from BDO USA, where she led the firm's Global Corporate Intelligence practice from its New York office, advising private equity firms, hedge funds, institutional investors, law firms, professional sports organizations, and multinational corporations. She has led hundreds of investigative engagements across the globe involving pre-transactional due diligence, fraud investigations, asset tracing, third-party intermediary vetting, and litigation support.

Joann began her career as a confidential investigator with the New York City Department of Investigation, working alongside local and federal law enforcement on bribery, kickback, and program-fraud matters. She holds an M.S. in Economic Crime Management from Utica University and a B.S. in Criminal Justice from St. John's University.

BS, Criminal Justice, St. John's University
MS, Economic Crime Management, Utica University