Andreina Yanes is an experienced leader in supply side partnerships, currently serving as the Director and Head of Supply Side Partnerships at Microsoft Advertising since January 2023. Previously, Andreina held the same title at Xandr from October 2018 until its acquisition by Microsoft in 2022, where responsibilities included managing global SSP partnerships and achieving significant revenue growth. Andreina's career encompasses roles at AppNexus, including Partner Director and Head of Product Operations, as well as prior experience at UBS, where strategic projects were designed for the COO. Educational credentials include a Bachelor of Science in Business Management and Economics from Boston College.