William Harrington – Biography
Last update: April 6, 2026Executive profile
William was Partner at FGMK, LLC, and Partner at PricewaterhouseCoopers LLP. William Harrington joined StoneX in 2019.
William Harrington is currentlyManaging Director of Global Head of Internal Audit at R.J. O'Brien & Associates - View - R.J. O'Brien & Associates org chart
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Education
William Harrington has a Bachelor of Science in Math and Computer Science from University of Illinois at Urbana-Champaign in 1990 and a Master of Business Administration from University of Notre Dame in 1992.
They have also studied at University of Illinois at Urbana-Champaign :
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They have also studied at University of Notre Dame :
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- At R.J. O'Brien & Associates, William Harrington has 14 colleagues including Gerald Corcoran (CEO & Chairman), James Gabriele (CFO)…
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- William Harrington - Executive Vice President and Business Development Manager - Advantage Futures
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- In the Financial Services industry, William Harrington has 59,584 colleagues in 4,103 companies located in 107 countries. 28,722 executive movements have been recorded in the last 12 months. Learn more about Financial Services.
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