S&P Global Buys OpenZeppelin: Even Credit Agencies Now Audit Code 🧾

S&P Global has agreed to acquire blockchain security firm OpenZeppelin, expanding the financial data and ratings provider's footprint into the smart contract infrastructure underpinning onchain markets. The deal, announced Thursday, will bring OpenZeppelin's smart contract libraries and security assessment capabilities under S&P Global as banks and asset managers increase their use of tokenized financial products. Financial terms were not disclosed, and the transaction remains subject to closing conditions.

S&P Global Ratings President Yann Le Pallec framed the acquisition around the firm's broader digital assets strategy. "Our digital assets strategy centers on bringing trusted data, benchmarks and transparent risk assessment to markets as they move onchain," Le Pallec said. He added that OpenZeppelin would expand his company's smart contract and onchain technology risk assessment capabilities. In a separate statement, he said, "As digital assets and tokenized markets continue to mature, OpenZeppelin's technology and expertise will complement our smart contract and onchain technology risk assessment capabilities, giving traditional financial institutions and DeFi-native companies alike the confidence to build and transact in this new environment."

Founded in 2015, OpenZeppelin develops open-source smart contract software and provides security assessments for blockchain projects and financial institutions. According to the announcement, OpenZeppelin's smart contracts have facilitated more than $37 trillion in value transferred, and the company has completed over 900 security engagements. S&P Global noted OpenZeppelin will help it develop security assessments, benchmarks and data services covering the technical risks associated with onchain financial products.

OpenZeppelin will operate as a separate S&P Global business unit under its own name. Co-founder and CEO Demian Brener will continue leading the company, reporting to Le Pallec. "OpenZeppelin's standards, technology, and expertise already power the infrastructure behind the world's leading stablecoins, tokenized funds, DeFi protocols, and onchain markets," Brener said. OpenZeppelin said its contracts library and other open-source applications will remain free and publicly maintained on GitHub.

The acquisition extends a series of digital asset moves by S&P Global. Earlier this week, the company led a strategic investment in Paris-based crypto market data provider Kaiko, extending Kaiko's Series B funding to $110 million. S&P Dow Jones Indices previously helped develop the S&P Digital Markets 50 Index, which combines 35 blockchain-related stocks with 15 cryptocurrencies and was designed to gain onchain verifiability through Chainlink. The deal lands as institutional adoption grows, with BlackRock recently launching tokenized money market funds on Solana and Ethereum, and banks exploring blockchain networks for tokenized deposits, stablecoin payments and automated settlement.