Jenny Button: from Law School to Launching a Hardware Startup
Three Sigma Stories - A podcast by Three Sigma Stories

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Menstruation, Medtech, and Making It Up As You Go. Jenny Button’s journey is anything but linear. In this episode, we sit down with the founder of Emm, a femtech company building a smart menstrual wearable designed to give people better data about their bodies.We talk about ambition shaped by her mother’s creativity, what she learned working with family offices, and how a solo founder with no medical background found herself building a device that lives inside the body. Jenny shares the origin story of Emm, the challenge of breaking into hardware and health, and the overlooked gaps in women’s health that fuel her mission.We also cover: • The underestimated power of asking the right questions • How to DM your way into a world-class product team • The reality of fundraising in femtech • Why stricter data laws might be Europe’s secret weaponJenny brings clarity, grit, and a good sense of humour to some very serious problems. If you’ve ever wondered who gets to build the future of health, this episode is a great place to start.