Biography

Michael S. Bast was appointed as President and Chief Operating Officer of Hess Midstream GP LLC effective as of September 26, 2025. He previously served as the Director of the Upstream Operations and the Maintenance, Reliability and Integrity departments at Hess Corporation from November 2022 to September 2025 and was responsible for overseeing oil and gas production, maintenance and engineering activities in the Bakken. From November 2019 to November 2022, Mr. Bast served as Director of Midstream Operations at Hess and was responsible for overseeing oil and gas and water gathering, processing, export and disposal activities. Mr. Bast joined Hess in 2007 and previously worked at Chevron from 1998 to 2006, where he held several domestic and international positions supporting the upstream business.