Discover the World's Top Smart
Contract Auditing Companies

Audithor offers smart contract and blockchain technology security and performance audits, smart contract and dapp development, and digital forensics services. It is a diverse and dynamic group of professionals forming a coherent whole on a project-per-project basis.

Authio is a full service smart contract security firm focused on mitigating technical debt and security risk for projects building decentralized applications on Ethereum networks.

Blockchain Consilium is a Smart Contract Security Auditor that specializes in DeFi (Decentralized Finance), NFT (Non-Fungible Tokens), ERC20 Tokens and Crowdsale smart contract auditing. With 96 audits completed and $2.55Bn+ secured, Blockchain Consilium offers an unmatched experience of professional smart contract auditing services.

Successfully rolling out a new solution across platforms also entails quality assurance measures, training of staff and follow-up support. Blockchain Labs offers assistance through every stage of the process.

Auditing firm focused on financial applications using formal verification and static analysis.

The main goal of Callisto is to research and develop a reference implementation of a self-sustaining, self-governed, self-funded blockchain ecosystem and development environment. They also provide smart contract security audits and they consider them a necessary requirement for any project, be it an ICO or a DApp, in order for them to be considered safe and ready to proceed to exchange listing or DApp deployment.

Certik describes themselves as the premier blockchain and smart contract cybersecurity startup.

ChainSafe Systems is a blockchain development shop offering research & development services as well as security auditing.

ChainSecurity are the winners of multiple Ethereum Foundation grants and the creators of Securify, a security scanner for Ethereum smart contracts, as well as Chaincode Scanner, a security analyzing tool for hyperledger fabric smart contracts. They also offer custom tailored smart contract audits to their clients.

Chainsulting is a business consulting company in the fields of Security Token Sales, Blockchain, DLT, Crowdfunding, e-payment and more. Chainsulting assists companies during and after their crowdfunding, which also includes smart contract code audits.