Steph Harris is a buyer on the Microsoft Carbon Dioxide Removal (CDR) team, focused on Microsoft’s nature-based CDR portfolio, upstream origination, and expanding Microsoft’s pipeline of new CDR projects. Before joining Microsoft in 2023, Steph spent over 8 years at 3Degrees as a Director on the Carbon Markets team, where she was responsible for managing the company’s voluntary carbon credit portfolio. Prior to 3Degrees, Steph completed a Master’s Degree in Environmental Science and Management at the Bren School at the University of California, Santa Barbara.