Quantstamp

Last updated April 6, 2026 at 6:30 AM UTC

Quantstamp is a global leader in blockchain security, providing audits, infrastructure reviews, economic exploits analysis, and DeFi protection for Web3 projects. Since 2017 it has completed over 1,300 audits for more than 250 clients across 60+ ecosystems in 15+ countries, and reports securing over $500B in digital assets. It offers Chainproof, an insurance product to cover smart contract hacks, and managed security services for continuous post-deployment protection. The team includes veterans from the Ethereum Foundation, Google, Meta, and Microsoft, with expertise in formal verification and security research.