Ronald Steger has been a member of our Board since April 2017 and has served as our Audit Committee Chair since June 2017. He has served on the board of directors of Great Lakes Dredge and Dock Corporation (Nasdaq: GLDD) since May 2018, where he has served on that board’s Audit Committee since May 2018 and as Chair of that Committee since August 2019. He previously served on the board of directors of Sentinel Energy Services Inc. (Nasdaq: STNL) (a pre-business-combination special purpose acquisition company) from November 2018 to January 2020, where he served on that board’s Audit Committee. He also previously served on the board of directors of Overseas Shipholding Group, Inc. (NYSE: OSG) from August 2014 to June 2018, where he served on that board’s Corporate Governance & Risk Committee and as Chair of its Audit Committee, and on the board of directors of International Seaways Inc. (NYSE: INSW) from November 2016 to June 2017, where he served on that board's Audit Committee and as Chair of its Corporate Governance & Risk Assessment Committee. Since September 2015, Mr. Steger has served as the Senior Technical Advisor to the Effectus Group, an accounting advisory firm based in Silicon Valley, and since February 2014, he has served on the Advisory Board of ATREG, Inc., a global advisory firm specializing in the semiconductor and related advanced technology verticals. Mr. Steger began his career with KPMG in 1976 and was admitted into its partnership in 1986. He served as an SEC Reviewing Partner at KPMG from 2003 to 2013 and retired from KPMG in December 2013. Mr. Steger has a BS in Accounting from Villanova University.