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    Maryann T. Mannen

    President and CEO at Marathon Petroleum Corp
    Board
    Since August 1, 2024
    Age
    62 years
    Tenure
    Joined in January 2021 as Executive Vice President and Chief Financial Officer, was promoted to President on January 1, 2024, and became President and Chief Executive Officer on August 1, 2024.

    Also at Marathon Petroleum Corp

    MJH
    Michael J. Hennigan
    Executive Chairman of the Board
    BKP
    Brian K. Partee
    Chief Global Optimization Officer
    DRH
    David R. Heppner
    SVP, Strategy and Business Development

    About

    Maryann T. Mannen, currently 62 years old as of February 1, 2025 , has built a distinguished career in the energy sector over several decades. Born in 1962, her journey in the industry has been marked by her deep expertise in financial management and strategic leadership, which has contributed significantly to the companies she has served.

    Her professional path took a significant turn when she joined MPC in January 2021 as Executive Vice President and Chief Financial Officer. She was then promoted to President on January 1, 2024, before assuming the role of President and Chief Executive Officer on August 1, 2024. This progression underscores her capability to drive strategic initiatives and execute transformational priorities within one of the nation’s largest refining businesses.

    Beyond her roles at MPC, she has contributed to the broader energy and business communities through board memberships and executive committee positions, including with Owens Corning and several industry associations. Her career reflects a commitment to operational excellence and financial acumen, making her a respected leader in both her company and the wider energy sector.

    $MPC Performance Under Maryann T. Mannen

    Past Roles

    Organization Role Date Range Details
    Marathon Petroleum Corporation (MPC) President January 1, 2024 - August 1, 2024 Position ended upon her appointment as CEO
    Marathon Petroleum Corporation (MPC) Executive Vice President and Chief Financial Officer (CFO) January 25, 2021 - December 2023 Served prior to her presidency and CEO role
    TechnipFMC Executive Vice President and Chief Financial Officer 2017 - 2021 Held financial leadership role at TechnipFMC
    FMC Technologies, Inc. Executive Vice President and Chief Financial Officer 2014 - 2017 Role held during the transition phase at FMC Technologies
    FMC Technologies, Inc. Senior Vice President and Chief Financial Officer 2011 - 2014 Served as SVP with CFO responsibilities
    FMC Technologies, Inc. Various positions of increasing responsibility 1986 - 2011 Progressed through multiple financial roles over the years

    External Roles

    Organization Role Date Range Details
    Owens Corning Board of Directors; Audit Committee Chair Since 2019 Serving as audit committee chair since 2019

    Fixed Compensation

    Data from  FY 2023
    Component NameAmountPayment ScheduleAdditional Details
    Base Salary$987,808 2023 AnnualActual base salary earned during 2023.
    All Other Compensation$210,861 2023 AnnualIncludes Company Contributions to Defined Contribution Plans ($164,144 ) and Perquisites/Other Benefits ($46,717 ).

    Performance Compensation

    Data from  FY 2023

    MPC Performance Share Units (PSUs)

    MetricValueDetails
    Threshold10,881 units Minimum performance level required for payout.
    Target21,762 units Standard performance expectation.
    Maximum (Cap)43,524 units Maximum payout capped at 200% of target; if TSR is negative, payout capped at 100%.
    Grant Date3/1/2023 Award effective date.
    Grant Date Fair Value$3,607,872 Valuation associated with MPC PSUs.
    Vesting ScheduleVests at end of performance period (12/31/2025) Full vesting after the three-year performance period (1/1/2023 – 12/31/2025).
    Performance MetricThree-year TSR Measured relative to a peer group.

    MPC Restricted Stock Units (RSUs)

    MetricValueDetails
    Grant Date3/1/2023 Award effective date.
    Grant Date Fair Value$937,144 Valuation for the RSUs component.
    Vesting ScheduleNot explicitly provided Typically vest over time; further details not available.

    MPLX Phantom Units

    MetricValueDetails
    Grant Date3/1/2023 Award effective date.
    Grant Date Fair Value$895,584 Valuation for the Phantom Units.
    Vesting ScheduleNot explicitly provided Vesting details are not specified.

    Special Long-Term Incentive (LTI) Award

    MetricValueDetails
    Award Value$500,000 Special LTI award in recognition of 2022 leadership contributions.
    Award Mix60% MPC PSUs, 20% MPC RSUs, 20% MPLX Phantom Units The mix mirrors her 2023 LTI target award composition.