Mr. Johnston has served as ACM Chief Executive Officer since its formation. He is also the Chairman of the Board of Directors and Chief Executive Officer of Arco Capital Corporation Ltd. From 1999 to 2008, Mr. Johnston was a Co-Managing Partner of Gramercy Advisors, LLC, where he co-managed the portfolio investments of various funds and other accounts managed by Gramercy. Prior to joining Gramercy, from 1998 to 1999, Mr. Johnston was Managing Director and Head of Emerging Markets Fixed Income Sales at Deutsche Bank Securities, Inc., where he was responsible for a 13-person sales group. From 1996 to 1998, Mr. Johnston was a Senior Vice President at Lehman Brothers in the Emerging Markets Group. Prior to that Mr. Johnston worked in institutional fixed income, emerging market and high yield sales at a variety of institutions, including ING Baring Securities, Inc., Oppenheimer & Company, Inc. and Dean Witter Reynolds, Inc. From 1983 to 1984, Mr. Johnston was a Portfolio Manager at Patterson Capital Corporation where he was responsible for managing a $1.3 billion portfolio of mortgage backed securities for a variety of U.S. Savings and Loans. Mr. Johnston received a B.S. degree in Finance at the University of Florida.