Startup profile · funding coverage
Iron Fish
Privacy-focused L1 blockchain using zk-SNARKs for shielded transactions — universal privacy layer thesis.
Stage
series a
Status
private
Coverage
full
Why Iron Fish is interesting
a16z crypto infra bet ahead of incentivized testnet; Sequoia joined privacy-coin syndicate.
Key facts
- Series A (2021): $27.7M led by a16z; Sequoia, Electric Capital among participants — Iron Fish blog
- Privacy L1 using zk-SNARKs for shielded transactions
Investors in our directory
Funds linked from Iron Fish's profile — open a fund page for stage focus and related deal articles.
Industries
Crypto & Web3
Industry hub pages are rolling out from our fund-derived baseline taxonomy.
FAQs about Iron Fish
Funding context and why this company shows up in venture coverage.
Iron Fish is a privacy-focused Layer 1 blockchain that uses zero-knowledge proofs to enable shielded, private transactions on-chain.
Andreessen Horowitz (see /fund/andreessen-horowitz) led the Series A; Sequoia (/fund/sequoia) participated. Electric Capital is among co-investors not in our fund directory.
Iron Fish raised a $27.7M Series A in 2021 led by a16z.
On-chain privacy remains a core crypto infrastructure gap; Iron Fish targets default shielded transfers rather than optional privacy features.
Iron Fish remains private as of July 2026.
Last updated: 2026-07-24