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    OpenZeppelin

    OpenZeppelin is a blockchain and smart contract security company. It offers onchain security assessments and secure development services, and it provides the open-source OpenZeppelin Contracts library. S&P Global agreed to acquire the company, as announced on Sept. 17, 2026.

    openzeppelin.com
    CEO
    Demian Brener

    Key facts

    Founded
    2015source
    Acquisition agreement
    S&P Global agreed to acquire OpenZeppelin, announced Sept. 17, 2026source
    Security engagements
    900+source
    Value transferred underpinned by OpenZeppelin Contracts
    over $37 trillionsource
    Vulnerabilities surfaced before production
    10,000+source

    WYDE coverage of OpenZeppelin

    Sources

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