Ben Hamner, Angel Investor

Ben Hamner is Co‑Founder and CTO of Sumble, an AI‑driven platform launched in 2022. He is best known as Co‑Founder and CTO of Kaggle, where he spent over a decade building the world’s largest data science community and competition platform, empowering millions of users to collaborate and solve complex machine learning challenges. Earlier in his career, Ben was a Whitaker Fellow at EPFL, developing brain‑controlled devices for patients with severe neuromuscular disabilities. He also held engineering roles at Medtronic and Cisco, focusing on medical technology, signal processing, and large‑scale software systems. As an angel investor, Ben has backed startups including Marimo, Predibase, Awari, and Coiled, reflecting his focus on AI, developer tools, and data infrastructure. His portfolio underscores a commitment to supporting founders building platforms that advance machine learning and computational innovation.