Bankex is blockchain protocol and exchange that aims to solve some of the issues related to lack of trust in traditional financial systems. Bankex had one of the largest ICOs in history, where it raised $70.6 million. Bankex facilitates the digitization, tokenization and exchange of physical assets. The company also wants to encourage banks to integrate blockchain. They provide financial institutions with an API that can be used to develop bank-as-a-service (“BaaS”) applications. Bankex's platform would enable decentralized financing that is publicly auditable. This would introduce new sources of capital from real assets, and increase their liquidity. The platform is powered by the Bankex token (BKX).

The Silvergate digital currency bank is a bank and financial infrastructure service provider that is based in California. It provides a variety of financial services to many of the largest digital currency companies and invesstors. Because Silvergate is a federally regulated bank, it can serve as compliant custody and collateral management solution for digital currency companies that need a regulated banking partner. The Silvergate Exchange Network (SEN) also enables exchanges and other institutions to leverage their Crypto holdings to receive US Dollar loans.

Polybius is building a currency-agnostic ecosystem enabling more control of personal finances. Polybius claims that its platform will combine banking with other technologies, such as: Big Data, IoT, and Blockchain. Polybius aims to create a Digital Pass solution, that will empower users with control over their digital identity across several industries. The company raised $31 million in an ICO, and is currently working to implement its technology in Belgium.