Greg Sirotek

Greg Sirotek is the San Francisco, California-based Co-founder and Chief Executive Officer of OpenCoreEMR, a healthcare software company launched in June 2025 in partnership with Open Core Ventures. In this executive role, he focuses on commercializing OpenEMR, which currently operates as the world's most widely used open-source electronic health records platform. Previously, Sirotek served as the Co-founder and CEO of Glow Energy, a clean energy virtual power plant startup that was acquired by Ivy Energy in 2024. His earlier career includes co-founding the property technology startup RentMethod and holding senior leadership roles at Airbnb, where he helped reaccelerate host growth metrics and served as Head of Home Experience for Airbnb Luxe. The Marquette University alumnus maintains a professional focus on scaling innovative technology platforms from niche concepts to commercial success across the healthcare, clean energy, and real estate sectors.