William Duffy

William Duffy is a seasoned financial professional with extensive experience in equity trading, institutional sales, and government consulting. As Principal at Regiment Securities since July 2021, Duffy also partners with Fintech Ranger LLC and serves as Director/Partner at Regiment, LLC, where expertise is utilized to advise on organizational growth and client acquisition. Simultaneously, Duffy has been a Government Accounting Consultant at Hagerty Consulting since January 2018, specializing in government fund accounting. Previous roles include Vice President of Institutional Equity Trading at Cabrera Capital Markets, Senior Market Maker at E*TRADE and Automated Trading Desk, and Equity Market Specialist at Chicago Securities Group. Duffy holds an M.B.A. from Northwestern University's Kellogg School of Management and a Bachelor’s Degree in Finance and Human Resource Management from Boston College.