Heppner’s career at Marathon began in 1988, leading to his current oversight of business development and strategy for the energy firm and its subsidiary, MPLX GP LLC. His background includes significant tenures at Speedway, where he directed operations and engineering services before transitioning into high-level strategic roles in 2021. Chairman Pat Bowe cited Heppner’s expertise in portfolio optimization and disciplined growth as a key asset for the company’s ongoing efforts to strengthen its core agribusiness and renewables sectors.

Beyond his corporate career, Heppner maintains a presence in non-profit and academic leadership, currently serving on the Board of Trustees at Ohio Northern University. His previous civic involvement spans organizations including the March of Dimes and the Boy Scouts of America. By integrating this experience, The Andersons aims to bolster its long-term value strategy as it continues to navigate the evolving demands of the North American agricultural market.