Mikells, 60, joined Exxon in 2021 when the Texas oil giant was under pressure from shareholders to improve financial performance, diversify its leadership and build a low-carbon business. She will retire on Feb. 1 to focus on her health, Chief Executive Officer
Exxon CFO Kathy Mikells to Retire Feb. 1 Due to Health Condition
December 9, 2025, 5:20 PM UTC