Investment Stage

Focus Areas

About Investor

William Cardwell is a Partner at Open Circle Capital and focuses on technology companies operating at the intersection of healthcare and enterprise software. Based in Helsinki, he invests in HealthTech, SaaS, AI, Enterprise Software, and Robotics startups. His investment activity spans Pre-Seed, Seed, and Series A stages, providing flexibility for companies as they scale. William typically invests between $100K and $500K, with a preferred check size around $250K. He is particularly interested in businesses that use technology to improve efficiency, productivity, and healthcare outcomes. His broad industry expertise allows him to support founders through both early validation and growth phases.