Bramah Systems avatar

Bramah Systems

Security

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

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Callisto avatar

Callisto

Security

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Solidity

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.

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Certik avatar

Certik

Solidity

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Security

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

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ChainSafe Systems avatar

ChainSafe Systems

Solidity

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Security

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

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ChainSecurity avatar

ChainSecurity

Solidity

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Security

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.

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Chainsulting avatar

Chainsulting

Solidity

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Web3

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Audit

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ERC721

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.

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Chaitin avatar

Chaitin

Security

Chaitin Future Technology Co.,Ltd providing professional security auditing and penetration testing services for exchanges, blockchains, contracts, wallets, mining pools and other blockchain projects.

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Cheetah Mobile Security avatar

Cheetah Mobile Security

Security

Cheetah Mobile Security is security company from China. Their research covers business security, security audits, and public opinion monitoring. They are committed to building a healthier, more secure blockchain ecosystem.

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Cindercloud avatar

Cindercloud

Solidity

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Security

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ICO

Cindercloud provides smart contract security auditing services, as well as development of ICOs and custom blockchain solutions.

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CoinFabrik avatar

CoinFabrik

Solidity

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Security

CoinFabrik audits smart contracts and apps looking for exploitable security flaws, errors, inefficiencies and any unexpected behavior.

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