Prime Trust is a chartered, regulated, and insured financial institution, that specializes in providing custodian and trustee services for blockchain companies. The company is overseen by the banking commissioner’s office at the Financial Institutions Division. They hold cash and non-cash assets, such as cryptocurrencies, for their clients. Prime Trust also offers KYC, AML, and a variety of other compliance solutions for their clients.

Ethos, formerly known as Bitquence, is a decentralized platform focused on making the cryptocurrency market more accessible to the general public. Ethos wants to encourage adoption of blockchain technology and increased use of digital currencies.
The Ethos platform is designed to be user-friendly and emphasizes regulatory compliance. The platform has a flexible native wallet that can be used with multiple cryptocurrencies. It also allows users to track their entire crypto portfolio and can be used as a tool to help manage all of their crypto holdings. The Ethos Token (ETHOS) powers the platform and is used to access various features.

Circle is one of the oldest and most established blockchain-based financial companies. Circle offers several financial products and is a major player in the cryptocurrency sector. Their primary goal is to provide an easy on and off ramp to the crypto market that will encourage adoption and increase integration with other financial markets.
The company recently acquired the Poloniex exchange and now offers payment, trading, and investment options for a limited number of tokens.
Circle has received hundreds of millions of dollars in investments and has offices in several countries. They are fully regulated in the US and US, and provide services to people in over 20 countries.
Circle is now developing a fiat based token called USDC tat they hope will add greater stability to the crypto market.