Mr. McPherson serves as a director of our company and has been a member of our Board since October 2016. Mr. McPherson served as Executive Vice President, Chief Financial and Strategy Officer of Vulcan Materials Company, a publicly-traded producer of construction aggregates, asphalt mix and ready-mixed concrete, from July 2014 through August 2018, and remained as Executive Vice President, Chief Strategy Officer through December 2018. Prior to assuming those roles, Mr. McPherson served in a number of other roles for Vulcan, including Executive Vice President and Chief Financial Officer from January 2014 to July 2014, Senior Vice President – East Region from November 2012 to December 2013 and Senior Vice President, Strategy and Business Development from October 2011 to November 2012. Before joining Vulcan in October 2011, Mr. McPherson worked at McKinsey & Company, Inc., a global management consulting firm, beginning in 1995, most recently serving as Senior Partner from 2006 to 2011. Mr. McPherson is a graduate of Stanford University where he earned both a B.A. in Economics and an M.B.A.