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Innovation powers sustainable business at Trellis Impact 26 — registration is open with $1,200 off the final rate.

Ellen Jackowski

Chief Sustainability Officer and EVP
Mastercard
Ellen Jackowski is the Chief Sustainability Officer at Mastercard, spearheading the integration of environmental and social impact into the organization, including its commitment to achieving net-zero emissions by 2040 and initiatives like the Priceless Planet Coalition. Previously, she served as Chief Impact Officer at HP, focusing on climate action and human rights. Ellen has been recognized as a TIME100 Climate Leader, a Greenbiz Badass Woman Shaping Climate Action, and contributes to global sustainability efforts through advisory roles with organizations such as the World Economic Forum and the Ocean Plastics Leadership Network.

Participated in

session

Scaling Circularity Infrastructure: European Lessons for the U.S.

February 17, 2026
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