Oura Health

Oura Health Ltd (natively Oura Health Oy) is a Finnish health technology company, known for the Oura Ring (stylized Ōura), a smart ring used to track sleep and physical activity. The company was founded in 2013 by Petteri Lahtela, Kari Kivelä, and Markku Koskela. Harpreet Singh Rai was the CEO from 2018 until 2021, when he was replaced on an interim basis by Michael Chapp. In 2022, Tom Hale was appointed CEO. The company is headquartered in Oulu, Finland, with other locations in Helsinki, Finland, and San Francisco, United States. The company raised its initial US$2.3 million seed funding in 2015 led by Lifeline Ventures, introduced the first-generation ring via Kickstarter in 2016 and launched the ring at the Slush tech conference in 2017.

In 2020, Oura Health received the 'Best Consumer Wellness Company' award from the UCSF Digital Health Awards and Time magazine's "100 Best Inventions of 2020" mentioning especially its COVID-19-related partnership with NBA. Oura announced Series C funding of US$100 million from The Chernin Group, Elysian Park, Temasek, JAZZ Venture Partners and Eisai in May 2021; funding in earlier rounds came from Forerunner Ventures, Square Ventures, MSD Capital (Michael Dell), Marc Benioff, Lifeline Ventures, Metaplanet Holdings, Next Ventures, and private investors. In May 2023, Oura Health Oy acquired tech startup, Proxy Inc., which makes digital identification tools.