Metadium is developing a blockchain protocol for Self-Sovereign Identity. Their goal is to allow users to own all aspects of their identity. Metadium's network is powered by the Ethereum-based META token.

3Box is developing an identity management platform for Ethereum-based DApps. Users will be able to create a profile that will allow them to sign in to DApps with one click. 3Box is a ConsenSys portfolio company.

Pillar is developing a decentralized solution for data management that will be centered around the Pillar wallet. Their goal is for the wallet to evolve to include other online services that are based on centralized servers. Pillar Wallet will provide a platform where personal information is managed securely from the user's phone, where they will be able to verify their identity, and choose when and what to share.