Company Overview
About Quantstamp
Quantstamp is the world's leading blockchain security firm specializing in smart contract auditing and decentralized application security. Founded in 2017 in San Francisco and backed by Y Combinator, Quantstamp emerged during the early boom in Ethereum-based smart contracts and decentralized finance (DeFi), when the industry recognized that code vulnerabilities in self-executing contracts could lead to catastrophic, irreversible loss of funds. The company raised $28 million in funding, including its YC batch, and has since become the most trusted name in crypto security by auditing $200 billion+ in digital assets secured by smart contracts.
Business Model & Competitive Advantage
Quantstamp's audit methodology combines automated security analysis tools with manual expert review by blockchain security engineers. The company has developed proprietary static analysis tools that scan smart contract code for known vulnerability patterns — reentrancy attacks, integer overflow, access control issues, and more — while its human auditors assess complex business logic, economic attack vectors, and architectural risks that automated tools cannot detect. This hybrid approach delivers comprehensive coverage for complex DeFi protocols and NFT projects where both technical and economic security matter.
Competitive Landscape 2025–2026
The company's client roster reads as a who's who of the blockchain ecosystem: Ethereum Foundation, OpenSea, MakerDAO, Compound, Binance, and hundreds of other protocols and projects. As the DeFi market matured and the stakes of contract vulnerabilities grew — with hundreds of millions of dollars lost to hacks in 2021-2023 — demand for rigorous third-party audits became a prerequisite for any serious protocol launch. Quantstamp's brand recognition and track record give it significant pricing power in this trust-critical market.
Additional Context
Beyond one-time audits, Quantstamp has expanded into ongoing security monitoring, providing continuous surveillance of deployed smart contracts to detect anomalous behavior that might indicate an exploit in progress. The company also offers security advisory services for institutional investors evaluating DeFi protocols and crypto asset managers. This recurring services model provides more stable revenue than project-by-project audit engagements.
Frequently Asked Questions
Similar Brands
Delinea
Delinea is a privileged access management (PAM) company headquartered in Redwood City, California, formed in 2021 through the merger of Thycotic and Centrify — two established PAM vendors whose combin
Malwarebytes
Malwarebytes is a cybersecurity company headquartered in Santa Clara, California that provides endpoint protection, detection, and response software to consumers, small and midsize businesses, and ent
Reality Defender
Reality Defender is an AI-powered deepfake and synthetic media detection platform protecting enterprises, media organizations, and government agencies from AI-generated voice cloning, video manipulati
Wiz
Wiz is a New York-based cloud security platform — acquired by Alphabet/Google (NASDAQ: GOOGL) in a $32 billion deal announced in March 2025 (the largest cybersecurity acquisition in history) — that ha
Island Technology
Island Technology is an enterprise browser company founded in 2020 and headquartered in Dallas, Texas. The company was founded by Michael Fey and Dan Amiga to reimagine how enterprises secure access t
Microsoft Sentinel
Microsoft Sentinel is a cloud-native SIEM (Security Information and Event Management) and SOAR (Security Orchestration, Automation, and Response) platform built on Azure — providing enterprise securit
Compare Quantstamp with Competitors
Side-by-side AI visibility scores, platform breakdown, and market position.
Claim This Profile
Are you from Quantstamp? Claim your profile to see full AI mention excerpts, get weekly visibility change alerts, and optimize how AI systems describe your brand.
Claim Quantstamp Profile →Track AI Visibility in Real Time
Monitor how ChatGPT, Gemini, Perplexity, and Claude mention Quantstamp vs competitors. Get alerts when AI recommendations shift.
Start Free Tracking →