Mr. Shanfelter has been a member of our Board and a Class III director since
Austin J. Shanfelter

Mr. Shanfelter has been a member of our Board and a Class III director since
Mr. Boone joined Orion Group Holdings in 2022. Before joining Orion, Mr. Boone was Chief
Mr. Thanisch joined Orion Group Holdings in 2022. Prior to joining Orion, he co-founded and
Mr. Amonett was President, Chief Executive Officer and a director of Athlon Solutions, LLC, a
Mr. Caliel served as President and Chief Executive Officer for Layne Christensen Company (NASDAQ: LAYN)
Mr. Daerr founded RK Enterprises in 1997, a firm that has assisted companies and investor
Ms. Foran is Chief Governance Officer, Senior Vice President and Corporate Secretary of Prudential Financial,
Mr. Smith is president of Cadre Business Advisors, LLC, a professional management-consulting firm with an
Ms. Sullivan currently serves as CFO for Susser Holdings II, L.P. From 2000 to 2015,
Mr. Buchler joined the Company as Vice President, General Counsel and Corporate Secretary in September