In 2022, Mary de Wysocki was named the first-ever Chief Sustainability Officer of Cisco. In this role, she leads the company’s sustainability strategy; oversees its progress toward public environmental goals; and helps Cisco drive long-term value for the business, its value chain, and the planet. Mary also oversees the Cisco Foundation and Cisco’s commitment to positively impact 1 billion lives by 2025 through its social impact grants and signature programs for non-profit organizations all over the world. With nearly twenty years of experience leading various corporate social responsibility (CSR), education, and sustainability initiatives at Cisco, Mary plays an integral role in executing the company's purpose to Power an Inclusive Future for All. She draws on her diverse background in legal training, strategic consulting, and on-the-ground program management to help Cisco invest in impact-driven programs that enable social change and reimagine how technology and sustainability interact with the corporate world.

Mary is also a Trustee of the Cisco Foundation and Harambeans, a member of the World Economic Forum, and a Board Member and Vice Chair of MIND Research.