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.

Noah Coin is a cryptocurrency remittance platform that is focused on improving trade between the Philippines and Japan. It provides a cryptocurrency service that will cater to Filipino workers employed abroad in Japan, and will allow token holders to send money with lower transaction and exchange fees. They have partnered with Nippon Pay and SCI.
They are also developing an ecosystem to improve the scope of trade between the two countries and have ambitious plans to build a tech hub in Manilla.

The Yearn.Finance token fuels the Yearn Finance network, which was designed to help maximize profits from opportunities created by collateralized lending protocols. The Yearn Finance ecosystem consists of several platforms that enable users to seamlessly leverage the arbitrage opportunities created on Ethereum-based lending services. It includes platforms that are designed to switch lenders to optimize yields, leverage stablecoin trades, automate liquidations, and automate credit allocations. The Yearn.Finance token acts as a governance and payment mechanism for a platform that is specifically designed to help optimize profits across multiple DeFi lending service providers.