Boardminder

    Maryann T. Mannen

    2 boards
    Energy
    As of 8/31/2026

    0.36

    Boardminder Score™

    Top 25% of 4,262 directors

    Lower scoreHigher score

    2.7

    Avg Tenure (yrs)

    Shorter tenure than 82% of directors

    ShorterLonger

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    Total Compensation

    Board Seats Breakdown
    Marathon Petroleum Corporation
    MPC
    F500 #28
    Chairman, President and CEO of Marathon Petroleum Corporation
    Energy
    Seat Score
    0.36
    Tenure
    2.7 yrs
    Compensation
    —
    Excess Return
    +81.8%
    Prudential Financial, Inc.
    PRU
    F500 #74
    Director
    Needs Review
    Seat Score
    —
    Tenure
    —
    Compensation
    —
    Excess Return
    —