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William B. Plummer

Director at WASTE MANAGEMENTWASTE MANAGEMENT
Board

About William B. Plummer

William B. Plummer (age 66) is an independent director of WM, serving since August 2019; he chairs the Audit Committee and sits on the Management Development & Compensation (MD&C) Committee, with deep finance, risk management, and public-company experience from prior CFO roles at United Rentals and Dow Jones, and treasury/strategy roles at Alcoa and Mead . He holds bachelor’s and master’s degrees in aeronautics and astronautics from MIT and an MBA from Stanford University .

Past Roles

OrganizationRoleTenureCommittees/Impact
United Rentals, Inc.EVP & CFO; Co-led M&A strategy; led safety and data/analytics2008–2018Drove margin expansion, operational efficiencies, capital allocation discipline
Dow Jones & Company, Inc.EVP & CFOn/aSet global finance and corporate strategy policy
Alcoa Inc.VP & Treasurern/aGlobal treasury policy and capital markets transactions
Mead CorporationPresident, Gilbert Paper; VP Corporate Strategy & Planning; Treasurern/aFinance, logistics, operational improvement leadership

External Roles

OrganizationRoleTenureCommittees/Impact
Global Payments Inc.Director2017–PresentPublic-company governance; finance oversight
Mason Industrial Technology, Inc.DirectorFeb 2021–Feb 2023SPAC board experience
Nesco Holdings, Inc.DirectorJul 2019–Mar 2021Industrial services governance

Board Governance

  • Independence: The Board determined Plummer is independent under NYSE standards; eight non-employee nominees, including Plummer, are independent .
  • Committee leadership and expertise: Audit Committee Chair since May 2020; designated audit committee financial expert alongside other members .
  • Committee activity: Audit Committee met 8 times in 2024; MD&C Committee met 6 times in 2024 .
  • Attendance and engagement: In 2024 the Board held seven regular and six special meetings; each incumbent director attended at least 75% of Board and applicable committee meetings, and all directors attended the 2024 Annual Meeting .
  • Compensation committee interlocks: During 2024, MD&C membership included Plummer; no interlocks or insider participation were disclosed .
  • Executive sessions: Non-Executive Chair presides over all Board meetings, including executive sessions of non-employee directors .

Fixed Compensation

ComponentDetail2024 Amount
Annual cash retainerNon-employee director$120,000
Chair retainerAudit Committee Chair$25,000
Total cash fees (2024)Reported in Director Comp Table$145,000
Equity grant scheduleCommon stock grants, fully vested; directors must hold net shares; typically Jan 15 and Jul 15Two grants in 2024 (Jan 15 and Jul 15)
Equity grant value (2024)Grant date fair value$179,862
Total (cash + equity)2024 Director Compensation$324,862

Notes:

  • Non-employee director equity awards are fully vested at grant; all net shares must be held during Board tenure .
  • No meeting fees; compensation reviewed annually by MD&C with independent consultant; 2024 levels unchanged vs 2022 .

Performance Compensation

ElementStructureMetrics2024 Outcome
Director equity awardsFully vested common stock; holding requirement of all net sharesNone (no performance metrics applied to director grants)$179,862 grant date fair value
  • WM does not use performance-based metrics for non-employee director compensation; stock awards are time-vested and subject to mandatory holding; no stock options for directors were disclosed .

Other Directorships & Interlocks

CompanyRelationship to WMPotential Interlock/Conflict
Global Payments Inc.Unrelated payment technology; no disclosed transactions with WMNone disclosed
Mason Industrial Technology, Inc.SPAC; no disclosed WM dealingsNone disclosed
Nesco Holdings, Inc.Equipment services; no disclosed WM dealingsNone disclosed
  • Related-party transactions: WM’s policy requires review/approval; 2024 disclosures address certain officer family employments, but no transactions involving Plummer were identified; Board independence evaluation found no prohibited relationships .

Expertise & Qualifications

  • Finance/audit: Former CFO at United Rentals and Dow Jones; deep capital markets, internal controls, and financial reporting expertise; WM Board-designated audit committee financial expert .
  • Risk management: Experience overseeing enterprise risk programs including human capital, climate, cybersecurity/IT; applicable to WM’s ERM and Audit Committee oversight .
  • Operations/logistics: Background in logistics and operational improvement; supports oversight of WM’s capital-intensive, regulated operations .
  • Education: BS/MS Aeronautics & Astronautics (MIT); MBA (Stanford) .

Equity Ownership

HolderShares OwnedOptions ExercisableOwnership % of Outstanding
William B. Plummer6,843 0 0.0017% (6,843 ÷ 402,332,424)
NotesOf total, 2,474 shares held by TPO Collectibles LLC, wholly-owned/controlled by Plummer and spouse Directors must hold all net shares; hedging of company securities prohibited

Ownership alignment:

  • Stock ownership guideline for non-employee directors: five times annualized cash retainer ($600,000 as of 12/31/2024); as of 3/18/2025, all non-employee directors had met the guideline except two newest (Bené, Chinn), implying Plummer is compliant .

Governance Assessment

  • Strengths: Independent director; Audit Chair since 2020 with “financial expert” designation enhances oversight of reporting, controls, auditor independence, and ERM; strong attendance culture (Board/committees active in 2024); director pay tilted to equity with required holding, plus no hedging, supporting long-term alignment .
  • Compensation governance: MD&C uses independent consultant FW Cook; independence reviewed with no conflicts; MD&C composition includes Plummer; no interlocks disclosed, reducing conflict risk in pay decisions .
  • Potential risks/RED FLAGS: Dual service as Audit Chair and MD&C member concentrates governance influence but is mitigated by full Board independence and robust committee charters; no related-party transactions or pledging disclosed; continued monitoring of time commitments across external boards is governed by Nominating & Governance guidelines .
  • Shareholder signals: 2023 say-on-pay support ~94% indicates broad investor alignment on compensation practices WM-wide, which Plummer helps oversee via MD&C .