Maryann Mannen's Strategy — The CFO-CEO Era

Maryann Mannen became Marathon Petroleum's first female CEO on August 1, 2024, and was elected Chairman effective January 1, 2026. Her playbook — disciplined capital allocation, operational efficiency, peer-leading shareholder returns, and rigorous portfolio management — is now THE strategic framework every candidate should be able to discuss. This module unpacks her background, her stated priorities, and how to translate "I followed her recent strategy" into substantive interview answers.