Below is a recap of the C-suite developments at America’s highest-revenue-generating companies announced between Feb. 28–March 6, 2026 organized by sector. Titles included in this roundup: CEOs (Chief Executive Officers), COOs (Chief Operating Officers), CFOs (Chief Financial Officers), CMOs (Chief Marketing Officers), and Chief Information Officers (CIOs). We also include CTOs (Chief Technology Officers), CHROs (Chief Human Resources Officers), Chief People Officers, and Chief Customer Officers when there are Power Moves within the Fortune 500 announced pertaining to those roles.

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Health care

• McKesson (No. 9) announced that EVP and CFO Britt Vitalone will retire, effective May 29, after 20 years with the company and eight years as CFO. Kenny Cheung, currently EVP and CFO of wholesaler Sysco (No. 56), will succeed Vitalone. Brandon Sewell, SVP and CFO–U.S. Foodservice Operations, has been appointed interim CFO of Sysco. Cheung will remain an advisor to Sysco through April 17, and Vitalone will remain an advisor to McKesson “to support…the planned separation of McKesson’s Medical Surgical Solutions,” according to a release.
  
  
• Cigna (No. 13) announced that CEO David M. Cordani will retire as of July 1. Cordani will transition to Executive Chair of the company’s board, and Brian Evanko, currently Cigna’s President and COO (and former CFO), will succeed him as CEO. Cordani joined Cigna in 1991 and has been CEO since 2009. 

Motor vehicles and parts

• Thor Industries (No. 415) appointed Ryan Biren to the newly created position of CIO. Biren previously served as VP of Corporate Development, a role he held since joining the company two years ago.

Transportation

• Delta Air Lines (No. 70) appointed Dan Janki COO, Erik Snell CFO, and Ranjan Goswami Chief Marketing and Product Officer. Janki previously served as CFO of the company and succeeds John Laughter, who is retiring effective April 30 after 32 years at Delta. Erik Snell previously served as Delta’s EVP and Chief Customer Experience Officer and succeeds Janki. Goswami previously served as SVP, Customer Experience at the company and succeeds CMO Alicia Tillman, who is leaving Delta to explore other opportunities.

Source: S&P Global Market Intelligence