Below is a recap of the C-suite developments at America’s highest-revenue-generating companies announced between May 23-June 5, 2026, organized by sector. Titles included in this roundup: CFOs (Chief Financial Officers), COOs (Chief Operating Officers), and Chief People Officers. We also include CEOs (Chief Executive Officers), CTOs (Chief Technology Officers), CIOs (Chief Information Officers), CMOs (Chief Marketing Officers), CHROs (Chief Human Resources Officers), and Chief Customer Officers when there are Power Moves within the Fortune 500 announced pertaining to those roles.
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Business services
- Mastercard (No. 141) appointed CFO, effective Aug. 3. Hai currently serves as the company’s President of Asia Pacific, Europe, Middle East, and Africa and will succeed , who is transitioning to the role of Chief Business Officer.
Energy
- CMS Energy (No. 464) appointed CFO. Maddipati has been with the company for over a decade and most recently served as Consumers Energy’s SVP and President of the electric supply business unit. He succeeds , who is retiring.
Hotels, restaurants, and leisure
- Yum Brands (No. 474) announced that , COO and Chief People and Culture Officer, is retiring after more than 25 years with the company. She will stay with Yum Brands in an advisory capacity through early 2028 as the company searches for a Chief People and Culture Officer and a Chief Scale Officer to succeed her.
Technology
- Texas Instruments (No. 252) appointed CFO, effective Aug. 1. Knecht has been with the company since 1999 and currently serves as Chief Accounting Officer and VP of Accounting and Tax. She will succeed , who is retiring after 25 years with the company and will stay on in an advisory ca pacity through Aug. 31.
Source: S&P Global Market Intelligence
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