Summary
Marathon Petroleum Corporation (MPC) announced significant leadership changes effective January 1, 2024, through an 8-K filing on December 21, 2023. The most notable change is the appointment of Maryann T. Mannen as the new President of the Company. Ms. Mannen, who previously served as Executive Vice President and Chief Financial Officer (EVP & CFO), will succeed Michael J. Hennigan in the President role, while Mr. Hennigan will continue as CEO. This internal promotion highlights a continuation of leadership experience within the company. Concurrently, John J. Quaid has been appointed as the new Executive Vice President and Chief Financial Officer (EVP & CFO) and will serve as the principal financial officer, succeeding Ms. Mannen. Mr. Quaid has a strong background within MPC and its subsidiary MPLX, previously holding the role of EVP & CFO at MPLX. The filing also notes that C. Kristopher Hagedorn will transition to EVP & CFO of MPLX while continuing as MPC's Senior Vice President and Controller and principal accounting officer until a successor is named. These appointments signal a strategic alignment of key financial and operational leadership roles.
Key Highlights
- 1Maryann T. Mannen appointed President, effective January 1, 2024, succeeding Michael J. Hennigan who remains CEO.
- 2John J. Quaid appointed Executive Vice President and Chief Financial Officer (EVP & CFO) and Principal Financial Officer, effective January 1, 2024.
- 3The appointments reflect internal promotions, leveraging existing senior leadership experience.
- 4Ms. Mannen's compensation details are being reviewed by the Compensation Committee for adjustments related to her new role.
- 5Mr. Quaid's compensation details are also subject to review by the Compensation Committee.
- 6C. Kristopher Hagedorn appointed EVP & CFO of MPLX while retaining his roles as SVP and Controller and Principal Accounting Officer at MPC.
- 7The filing includes no disclosures of direct or indirect interest in any transactions by the newly appointed officers, nor any family relationships with existing directors or officers.