Blockchain Builders Fund is a venture fund embedded in the Stanford blockchain ecosystem, founded in 2023 by Stanford graduate students Gil Rosen, Kun Peng, and Steven Willinger. The firm focuses on pre-seed and seed-stage blockchain startups, deploying capital across sectors like AI, Infrastructure, DeFi, DePIN, Payments, and RWAs. They provide capital, strategic resources, mentorship, and access to their accelerator program, leveraging deep connections within the Stanford crypto community and initiatives like the Stanford Blockchain Accelerator, BASS conference series, and MS&E 447 Blockchain Entrepreneurship course.