Mark Biderman

Director at Atlas Energy, L.P. in February 2011 to October 2022

Member of the Disciplinary Review Committee at CFA Institute in October 2016 to August 2022

Director and Chair of the Audit Comittee at Atlas Energy LTD in August 2009 to January 2021

Director and Member of the Audit Committee at Great Elm Capital Corp. in December 2016 to December 2017

Director and Chair of the Audit Committee at Full Circle Capital Corp in August 2010 to November 2016

Director and Chair of the Audit Committee at Apollo Residential Mortgage Inc in July 2011 to September 2016

Director amd Chair of the Audit Committee at Atlas Energy, Inc in July 2009 to February 2011

Executive Vice President, Vice Chairman and Chief Financial Officer at National Financial Partners in November 1999 to January 2008

Managing Director at CIBC World Markets/Oppenheimer and Company Inc. in January 1987 to November 1999

Managing Director, Equity Research Analyst at Oppenheimer & Co., Inc. in January 1969 to January 1987