Below is a recap of the C-suite developments at America’s highest-revenue-generating companies announced between Sept. 12-18, 2026, organized by sector. Titles included in this roundup: CEOs (Chief Executive Officers), COOs (Chief Operating Officers), CTOs (Chief Technology Officers), and CMOs (Chief Marketing Officers). We also include CFOs (Chief Financial Officers), CIOs (Chief Information 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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Financials

• Jones Lang LaSalle (No. 175) appointed Paul Morgan to the newly created role of COO. Morgan has been with the company since 2016 and previously served as Global Chief Operating Officer, Real Estate Management Services and CEO of Workplace Management.

Health care

• Accendra Health (No. 407) appointed Kenneth Gardner-Smith CEO. The company said he is expected to assume the role in the fourth quarter of this year. Gardner-Smith is a board member of the company and currently serves as CEO of Veritas Veterinary Partners and previously held senior roles at DaVita (No. 331). He will succeed Edward A. Pesicka, who will retire.

Household products

• Masco (No. 498) appointed Yaron Ben David Chief Technology and AI Officer. Ben David previously served as Chief Digital Officer of Standard Industries.

Industrials

• Otis Worldwide (No. 312) announced that Judy Marks will retire as CEO in the first half of 2027 once a successor is appointed. Marks has been with the company since 2017 and will stay on as an advisor through July 31, 2027 to help with the transition. Marks has spent nine years with Otis and helped lead the company’s separation from United Technologies. 

Retailing

• Target (No. 42) appointed Mark Weinstein Chief Marketing and Guest Experience Officer. Weinstein previously served as CMO and Head of Luxury Brands of Hilton Worldwide Holdings (No. 367). The company’s last CMO was Lisa Roath, who transitioned to EVP and Chief Merchandising Officer of Food, Essentials, and Beauty in 2025 and now serves as COO of the company.

Source: S&P Global Market Intelligence