Libby Bostain is a global partnerships and business development leader focused on commerce, payments, and strategic growth. She currently leads Commerce Global Partnerships at Block, where she builds and scales high-impact partner relationships across the commerce ecosystem. Previously, Libby spent more than five years at Klarna, advancing through leadership roles spanning global partnerships, North America business development, strategic partnerships, and regional partner success. Her experience includes leading teams and partner strategies across the U.S., Canada, Mexico, and global markets, with a track record of turning complex commercial opportunities into durable, scalable partnerships. Libby brings a practical, relationship-driven approach to growth, combining strategic thinking, cross-functional execution, and deep knowledge of the payments and commerce landscape.