On February 22, 2022, Matthew C. Harris resigned from the board of directors the “ Board”) of Hess Midstream GP LLC (“ HESM GP”), the general partner of Hess Midstream GP LP (together with HESM GP, the “ General Partner”), the general partner of Hess Midstream LP (the “ Partnership”), effective immediately. Mr. Harris’s decision to resign from the Board did not involve any disagreement with the Partnership, the Partnership’s management or the Board. James K. Lee, an Investment Principal of Global Infrastructure Partners (“ GIP”), was appointed to succeed Mr. Harris as a member of the Board, effective immediately. Mr. Lee joined GIP in April 2009 and focuses on North American energy investments. Mr. Lee was actively involved in GIP’s investment in the Partnership. Prior to joining GIP, Mr. Lee was an investment banker at Goldman Sachs Australia from 2006 to 2009. Mr. Lee has been a director of the managing member of EnLink Midstream, LLC since February 2020 and previously served on the Board of Directors of Competitive Power Ventures, a privately held electric power generation development and asset management company from 2019 to 2021.