Kathleen Mackie LaVoy — Senior VP, Chief Legal Officer & Corporate Secretary at Great Lakes Dredge & Dock Corporation

Ms. Kathleen Mackie LaVoy has been Senior Vice President, Chief Legal Officer and Corporate Secretar at Great Lakes Dredge & Dock Corporation since January 25, 2018. Ms. LaVoy served as Interim Chief Legal Officer and Interim Corporate Secretary at Great Lakes Dredge & Dock Corporation since November 11, 2015 until January 25, 2018 and also served as its Vice President since July 31, 2012 until January 25, 2018. Ms. LaVoy served as General Counsel of Dredging Operations at Great Lakes Dredge & Dock Corporation since July 31, 2012 and Great Lakes Dredge & Dock Company LLC since 2012. Ms. LaVoy serves as an Assistant Secretary of Great Lakes Dredge & Dock Corporation. Ms. LaVoy served as the Chief Legal Officer, Chief Compliance Officer and Secretary of Great Lakes Dredge & Dock Corporation from September 2010 to July 31, 2012. She joined Great Lakes Dredge & Dock Corporation in 2007 as Assistant General Counsel. She received her J.D. cum laude from Northwestern University School of Law and was an associate in the litigation department of the Chicago law firm Winston & Strawn LLP following graduation. Ms. LaVoy earned a Bachelor of Science degree with distinction in Business Administration from the University of North Carolina ' Chapel Hill. She is a fourth generation dredger.