Blockchange Ventures, founded in 2017 in New York and led by Managing Partner Ken Seiff, has made 76 investments across blockchain protocols and applications. The portfolio includes major Layer 1 investments — Solana, Polkadot, Filecoin, Flow, Mina, and Near — alongside application layer companies like Audius, Figure, and Skale. The latest investment in TestMachine's Series A (December 2025) shows...
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