R.J. O’Brien Appoints Mark Phelps as New Managing Director, EMEA for RJO Limited UK Affiliate
CHICAGO / LONDON, Dec. 7, 2021 – Chicago-based R.J. O’Brien & Associates (RJO), the oldest and largest independent futures brokerage and clearing firm in the United States, today announced that Mark Phelps, Group Chief Executive Officer of G.H. Financials, will soon assume the role of Managing Director, EMEA for its London-based affiliate, R.J. O’Brien Limited (RJO Limited). Phelps is a