Peter Day

Peter Day is a General Partner at super{set}, a San Francisco based venture studio that co-builds companies from day one — bringing capital, deep technical expertise, and proven operational playbooks to founding teams across the AI and data landscape. As a hands-on engineering and product leader, Peter works shoulder-to-shoulder with portfolio founders to architect and scale technology. Prior to super{set}, Peter served as Chief Product and Technology Officer at Quantcast, where he led the development of a real-time machine learning platform used by marketers and publishers at global scale. Peter holds a Ph.D. in Machine Learning.