Effective as of April 16, 2021, Thanasi Skafidas resigned from his position as a Class C member of the Board of Directors (the “ Board”) of NextDecade Corporation. Mr. Skafidas’ decision to resign as a director of the Company was not due to any disagreements with the Company on any matter relating to the Company’s operations, policies or practices. Effective as of April 19, 2021, the Board appointed Edward Andrew Scoggins, Jr. as a Class C director of the Board to fill the vacancy created by Mr. Skafidas’ resignation. Mr. Scoggins will serve as a Class C director until the Company’s 2021 annual meeting of stockholders (the “ Annual Meeting”). Mr. Scoggins will be on the slate of directors to be voted on by the stockholders at the Annual Meeting. Mr. Scoggins is Founder and Managing Partner of Millennial Energy Partners (“ Millennial”), an energy asset management firm, where he has worked since July 2012. Prior to founding Millennial, Mr. Scoggins led the commercial and operations teams at BG Group, plc (“ BG Group”) on upstream, midstream and liquefied natural gas investments in the United States, Canada, Chile, Equatorial Guinea and Trinidad and Tobago from July 2008 to July 2012. Prior to joining BG Group, Mr. Scoggins was Strategic Planning Manager and Community and Public Relations Manager with Marathon Oil from August 2005 until July 2008. Mr. Scoggins began his oil and gas career in 2004 with Bechtel Corporation as Project Controls Engineer residing in Equatorial Guinea, West Africa. Mr. Scoggins served as a member of the board of directors of Ultra Petroleum Corp. from October 2018 until August 2020. Mr. Scoggins also served as a member of the board of directors of Amplify Energy Corp., where he was Chairman of the Audit Committee, from April 2017 until its merger with Midstates Petroleum Company Inc. in August 2019. Mr. Scoggins is a member of Vanderbilt University’s College of Arts & Sciences Campaign Cabinet and an Advisory Board member of Georgetown University’s Master of Science in Foreign Service program.