Founders Circle Capital

Open-source columnar database management system designed for real-time analytics and AI workloads. Originally developed at Yandex and open-sourced in 2016, it became an independent company in 2021.

Function Health is a membership-based preventive health platform that gives consumers access to 100+ lab tests, AI-generated health reports, and optional full-body MRI and CT scans. Co-founded by Dr. Mark Hyman and Jonathan Swerdlin, the Austin-based company aims to shift healthcare from reactive to proactive by empowering people with comprehensive testing and personalized insights at scale.

Search-as-a-service platform that provides hosted APIs enabling developers to build fast, relevant search and discovery experiences across websites and applications.