Parity Technologies is an influential blockchain development company that offers a variety of open-source software solutions for creating and using decentralized technologies. Some of their solutions include Ethereum and Bitcoin clients, cross-chain technologies, smart contracts, testnets, and cryptocurrency wallets. The company was created by Gavin Wood, the co-founder of Ethereum.

BlockMason is a technology company that provides users with a blockchain base-layer for creating DApps. The Blockmason Credit Protocol provides a standardized smart contract platform for recording credit and debt obligations on the blockchain. Their network is powered by the Ethereum-based BCPT token. BlockMason also created Lndr, which is a peer-to-peer bill-splitting and expense-sharing App that is available on iOS and Android.

Veritaseum develops blockchain-based software solutions for capital markets. Their goal is to decentralize access to these markets, with both centralized and decentralized solutions, for a range of financial institutions. The company assists their clients in building bespoke decentralized applications. Veritaseum's software solutions are built upon their platform, which allows for the creation of Veritas sub-tokens that serve the specific needs of the client.