Blockchain Builders Fund, founded by 3 Stanford graduate students, closes $28 million Fund I to support web3 startups.Fund I led by Gil Rosen, Kun Peng, and Steven Willinger, who were instrumental in building Stanford's blockchain ecosystem.Over half of Fund I already invested in 40 early-stage ventures covering AI, DeFi, real-world assets, payments, and blockchain infrastructure.Blockchain Builders Fund plans expansion beyond Stanford with upcoming Fund II and collaborations with Ethereum Foundation, Solana, and others.