About
Proof was formerly known as Notarize. Proof is a digital trust platform that makes secure, verified interactions possible in an increasingly digital world. We help businesses instantly and safely verify people, agreements, and transactions through industry-leading solutions for identity verification, notarization, and fraud prevention. Trusted by over 7,000 businesses across real estate, automotive, finance, and HR, Proof empowers organizations to complete critical transactions with confidence. Our mission is simple: to make trusted transactions the standard, not the exception—so businesses can move faster, smarter, and with greater confidence.