Sarah O'Leary

Sarah O'Leary is the CEO of Willow Innovations, the Mountain View company that built the first fully in-bra wearable breast pump. She joined Willow in 2019 as VP of Growth, climbed through CMO and Chief Commercial Officer roles, and was named CEO in December 2023. Under her, Willow moved from an e-commerce breakthrough to an omnichannel maternal-health brand, and in 2025 acquired UK femtech rival Elvie to build a scaled global platform. A mother of two who started her career in consulting, she is known for a 'mothers first' philosophy that treats the new mother as the person products should be built around.