Beginning in 2019, for eleven months Mr. Shanfelter served as Interim Chief Operating Officer of
Austin J. Shanfelter
Thomas N. Amonett
Mr. Amonett was President, Chief Executive Officer and a director of Athlon Solutions, LLC, a
Michael Caliel
Mr. Caliel served as President and Chief Executive Officer for Layne Christensen Company (NASDAQ: LAYN)
Richard L. Daerr, Jr.
Mr. Daerr founded RK Enterprises in 1997, a firm that has assisted companies and investor
Margaret M. Foran
Ms. Foran is Chief Governance Officer, Senior Vice President and Corporate Secretary of Prudential Financial,
Mary E. Sullivan
Ms. Sullivan currently serves as CFO for Susser Holdings II, L.P. From 2000 to 2015,
Mark R. Stauffer
Mr. Stauffer has served as Chief Executive Officer since 2015 and has served as Orion