Mark Preisner is currently the Director of Commercial at Millennium Pipeline Co., a position held since 2024. Prior to this role, they served as Vice President of NGL/Crude Marketing at Diversified Energy Company from 2022 to 2024, and have held various positions in energy marketing, including Director of Energy Marketing at Diversified Gas & Oil Corporation and Interstate Marketing Manager at both Berkshire Hathaway Energy and Dominion Energy. Mark holds dual Bachelor of Science degrees in Resort Tourism Management and Finance from Coastal Carolina University, earned between 2008 and 2012.
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