This is Fortune 500 Power Moves, a column tracking executive shifts—from appointments and promotions to resignations and retirements—within the highest ranks of Fortune 500 companies.
Below is a recap of the C-suite developments at America’s highest-revenue-generating companies announced between Dec. 6–12, organized by sector. Titles included in this roundup: CEOs (Chief Executive Officers), CFOs (Chief Financial Officers), COOs (Chief Operating Officers), and Chief People Officers. We also include CTOs (Chief Technology Officers), Chief Information Officers (CIOs), CHROs (Chief Human Resources Officers), CMOs (Chief Marketing Officers), and Chief Customer Officers when there are Power Moves within the Fortune 500 announced pertaining to those roles.
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Energy
Exxon Mobil (No. 8)appointedNeil A. Hansen SVP and CFO, effective Feb. 1, 2026. Hansen currently serves as President of ExxonMobil Global Business Solutions and will succeed Kathryn A. Mikells, who is stepping down for health reasons.
