Tracy W. Krohn has served as Chief Executive Officer since he founded the Company in 1983 and as Chairman of the Board since 2004. He has also served in various other roles during his time with the Company, including as Treasurer from 1997 until 2006, and as President from its founding until September 2008 and again from March 2017 to present day. During 1996 to 1997, Mr. Krohn was Chairman and Chief Executive Officer of Aviara Energy Corporation. Mr. Krohn has been actively involved in the oil and gas business since graduating with a B.S. in Petroleum Engineering from Louisiana State University in 1978. He began his career as a petroleum engineer and offshore drilling supervisor with Mobil Oil Corporation. Prior to founding the Company, from 1981 to 1983, Mr. Krohn was Senior Engineer with Taylor Energy Company. In 2013, Mr. Krohn was appointed to serve on the board of directors of the American Petroleum Institute.

Virginia Boulet has served on the Board since March 2005. She is currently Chair of the Nominating and Corporate Governance Committee and a member of the Compensation Committee and ESG Committee. From 2004 through 2018, Ms. Boulet was an adjunct professor of law at Loyola University Law School. From April 2014 to 2021, she was employed as Managing Director of Legacy Capital, LLC. From 2002 to March 2014, Ms. Boulet was employed as Special Counsel to Adams and Reese, LLP, a law firm. Prior to 2002, Ms. Boulet was a partner at the New Orleans law firms of Phelps Dunbar, LLP and Jones Walker LLP. Ms. Boulet has over 30 years of experience in mergers and acquisitions, equity securities offerings, general business matters and counseling clients regarding compliance with federal securities laws and regulations. Ms. Boulet currently serves on the board of directors of Ouster, Inc. (NYSE: OUST) (“Ouster”), where she is the chair of the Nominating and Governance Committee. She also previously served on the board of directors of Velodyne Lidar, Inc. (NYSE: VLDR), a lidar technology company, from October 2021 until its merger with Ouster in February 2023, where she served as chair of the nominating and corporate governance committee, as well as a member of the board’s compensation committee. She has also served on the board of directors of Lumen Technologies, Inc. (NYSE: LUMN), a telecommunications company, from May 1995 through May 2021. Service on the various boards of directors and committees, along with her long career in corporate, securities and banking law, as well as her academic experience, has provided her with the background and experience of board processes, function, exercise of diligence and oversight of management. In the past, she served as President and Chief Operating Officer of IMDiversity, Inc., an on-line recruiting company. Ms. Boulet received a B.A. in Medieval History from Yale University, and a J.D., cum laude, from Tulane University Law School.

John D. Buchanan has served on our Board since April 2024. He is currently the Presiding Director of the Board and serves on the Audit Committee. He has more than 30 years of experience as a seasoned oil and gas, commercial and banking attorney.  He has served in various legal roles as Chief Legal Officer/General Counsel/Corporate Secretary at several S&P 500 companies. Mr. Buchanan most recently served at ExxonMobil Corporation (“Exxon”) as an Assistant General Counsel from February 2023 to March 2024, where his responsibilities included handling corporate, regulatory reporting, compliance, and securities matters for the holding company and its subsidiaries. He also served as the Secretary to the Exxon Audit Committee and the Finance Committee. Prior to joining Exxon, Mr. Buchanan served at Comerica Inc. (“Comerica”) as the Chief Legal Officer/General Counsel/Corporate Secretary from August 2015 until May 2022, where he managed the legal division and was responsible for corporate governance, legal and regulatory functions. He was also a member of Comerica's Management Executive Committee. Prior to joining Comerica, Mr. Buchanan was with the Federal Reserve Bank of Dallas, where he served as Senior Vice President, General Counsel and Corporate Secretary, a position he held from February 2012 until August 2015. Mr. Buchanan has held a number of other senior legal positions over the course of his career, including Executive Vice President, General Counsel and Corporate Secretary at SouthTrust Bank from 1996 until 2005, Senior Executive Vice President, General Counsel and Corporate Secretary at AmSouth Bancorporation from 2005 until 2007 and Senior Executive Vice President, General Counsel and Corporate Secretary at Regions Financial Corporation from 2007 until 2012.  Mr. Buchanan has served on numerous committees and boards of directors during his career, including the board of directors for Mercedes Benz US International Inc., with service as the Chair of the Audit Committee. Prior to his legal career Mr. Buchanan was a U.S. Army officer, helicopter pilot and paratrooper, serving with distinction.  He holds a Master’s of Laws in Taxation from New York University School of Law and a Juris Doctorate degree from the Vanderbilt University School of Law. He also earned a Bachelor’s degree in Economics from Washington & Lee University. 

Dr. Nancy Chang has served on the Board since April 2023. She is currently the chair of the ESG Committee and a member of the Audit Committee and Nominating and Corporate Governance Committee. Dr. Chang is currently serving as a member of the board of directors of Ansun Biopharma, Inc., a clinical late-stage biopharmaceutical company focused on the development of unique host-directed anti-viral therapies for respiratory viruses, where she was the Chief Executive Officer from March 2017 until stepping down in July 2022. In addition to her role with Ansun Biopharma, Inc., she has also served as the Chairman and Founder of Apex Capital, an investment management company focused on investments in healthcare, education and socially responsible ventures, since January 2009 and has served as president of the Tang Family Foundation since March 2009. Prior to joining the Board, Dr. Chang also served on the board of directors of Helix Acquisition Corp. from October 2020 until its business combination in April 2022. From 2007 to 2012, Dr. Chang was the Founder, Chairperson and Senior Managing Director of Caduceus Asia Partners at OrbiMed Advisors L.L.C., one of the largest healthcare focused investment management firms in the world. Prior to that, Dr. Chang was the Co-Founder, President, Chief Executive Officer and Chairman of Tanox, Inc., a company focused on the development of therapeutics to address major unmet medical needs in the areas of asthma, allergy, inflammation, HIV infection and other diseases affecting the human immune system, from 1986 to 2006, where she led the company through an initial public offering in 2000 and growth to a $1 billion public valuation until its acquisition by Genentech Inc. in 2007. From 1980 to 1986, Dr. Chang held several leadership positions at Centocor Biotech Inc. (now a division of Johnson & Johnson), where she served as director of research and made substantial contributions to the development of monoclonal antibody as therapeutics and to the HIV field including the development of the first HIV diagnosis assay. In addition, Dr. Chang has served on the boards of a number of companies, including Helix Acquisition Corp., Charles River Laboratory International, Inc., Eddingpharm (Cayman) Inc., Crown Bioscience Inc., Applied Optoelectronics, Inc., SciClone Pharmaceuticals, Inc., and a number of other private companies, and she has served on the board of directors of the Federal Reserve Bank in Houston. Dr. Chang was also a member of the board of directors at BIO and BioHouston. Throughout her career, she received numerous awards from academic, industrial, national and international organizations. She was named the Most Respected Woman in Biotechnology in 2005, Forbes Twenty-Five Notable Chinese Americans list in 2008 and was the first woman to receive the Biotechnology Heritage Award in 2012. She has published more than 35 papers on topics ranging from monoclonal antibodies to human immunodeficiency virus (HIV) and holds seven patents. Dr. Chang graduated from National Tsing Hua University in Taiwan and Brown University and received her Ph. D. from the Division of Medical Sciences at Harvard Medical School in 1979.

Daniel O. Conwill IV  has served on the Board since May 2021. He is currently the Chair of the Compensation Committee and a member of the Audit Committee and the ESG Committee. Mr. Conwill is currently the owner and operator of Felix’s Restaurant Group, which owns and operates seafood restaurants in New Orleans and along the Gulf Coast and which he purchased in 2012. From July 2019 until June 2022, Mr. Conwill was the Chief Financial Officer of Durfort Holdings, SRL, an international conglomerate engaged in the manufacture and sale of cigars and other tobacco products. From 2014 until April 2019, Mr. Conwill served as Co-Chief Executive Officer and Head of Investment Banking at Seaport Global Securities (“Seaport”). Prior to joining Seaport, Mr. Conwill was the Founder, Chairman of the board of directors and Chief Executive Officer and manager of the Investment Banking Group at Global Hunter Securities (“Global Hunter”), which he started in 2005 and where he served in such roles until its merger with Seaport in 2013. Prior to forming Global Hunter, Mr. Conwill was Executive Vice President and Co-Director of Corporate Finance at Jefferies & Company, Inc. (“Jefferies & Co”). While at Jefferies & Co, Mr. Conwill founded its oil and gas investment banking group in 1993 and managed that group until his departure in 2005. Prior to joining Jefferies & Co in 1993, Mr. Conwill was a Managing Director in Corporate Finance at Howard, Weil, Labouisse, Friedrichs, Inc. Mr. Conwill’s professional career started in the tax department with Arthur Andersen & Co. Mr. Conwill received his Bachelor’s and Master’s Degrees in Accounting from the University of Mississippi and has a law degree from the University of Mississippi’s School of Law.

B. Frank Stanley has served on the Board since May 2009. Mr. Stanley is currently the Chair of the Audit Committee and a member of the Compensation Committee, the Nominating and Corporate Governance Committee and the ESG Committee. He is currently Co-Chief Executive Officer and Chief Financial Officer of Retail Concepts, Inc., a privately-held retail chain of 32 stores in 13 states with over seven hundred employees, where he has served in such roles since December 2012. Prior to joining Retail Concepts, Inc. in 1988, he was Chief Financial Officer of Southpoint Porsche Audi WGW Ltd. from 1987 to 1988. From 1985 to 1987, he was employed by KPMG Peat Marwick, holding the position of Manager, Audit in 1987. From 1983 to 1984, he was Chief Financial Officer of Design Research, Inc., a manufacturer of housing for offshore drilling platforms. From 1980 to 1982, he was Chief Financial Officer of Tiger Oilfield Rental Co., Inc. and, from 1977 to 1979, he was an accountant with Trunkline Gas Co. Mr. Stanley holds a B.B.A. in Accounting from Texas A&M University and is a certified public accountant.