Mark Mason
Summary
Mark Mason is Citi’s Executive Vice Chairman and Senior Executive Advisor to Chair and CEO Jane Fraser, a role he has held since March 2, 2026, after seven years as the company’s CFO. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai))
Biography
Mason joined Citi in 2001 after working in investment banking at Goldman Sachs, strategy consulting at Marakon Associates, and strategy and business development at Lucent Technologies. He earned a finance degree with honors from Howard University and an MBA from Harvard Business School. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai)) During his Citi career, Mason held senior roles including CEO of Citi Holdings, CEO of Citi Private Bank, CFO of the Institutional Clients Group, and CFO and Head of Strategy and M&A for Global Wealth Management. He became Citi’s CFO in February 2019 and served in that position through March 2, 2026. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai)) In his current advisory role, Mason provides strategic counsel to Fraser and Citi’s senior leadership team, including on long-term strategy, operating priorities, stakeholder engagement, and preparation for the firm’s Investor Day. Citi has said he plans to pursue leadership opportunities outside the company by the end of 2026. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai))
Notable achievements
- Helped recast Citi’s strategy around higher returns and greater capital distribution during his CFO tenure. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai))
- Oversaw financial planning and investor communication as Citi pursued its firmwide transformation and international consumer-business exits. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai))
- Held leadership roles in Citi Holdings and helped manage the company through the Global Financial Crisis. ([citigroup.com](https://www.citigroup.com/global/about-us/leadership/mark-mason?utm_source=openai))
- As CFO, supported technology modernization, operating efficiencies, and simplification efforts across the firm. ([citigroup.com](https://www.citigroup.com/rcs/citigpa/storage/public/Annual_Report/2025/2026-citi-proxy-statement.pdf?utm_source=openai))
Problem areas / controversies
- During Mason’s CFO tenure, Citi remained subject to 2020 Federal Reserve and OCC consent orders covering risk management, data governance, regulatory reporting, and internal controls. ([sec.gov](https://www.sec.gov/Archives/edgar/data/831001/000110465924079001/c-20240710xex99d2.htm?utm_source=openai))
- In July 2024, regulators fined Citi approximately $135.6 million after finding insufficient progress on data-quality remediation and related controls; the findings concerned the company and bank rather than a personal enforcement action against Mason. ([federalreserve.gov](https://www.federalreserve.gov/newsevents/pressreleases/enforcement20240710a.htm?utm_source=openai))
- Citi’s transformation required substantial continuing expense and execution effort, with regulators continuing to monitor the firm’s remediation progress during his time as CFO. ([sec.gov](https://www.sec.gov/Archives/edgar/data/831001/000083100125000067/c-20241231.htm?utm_source=openai))