Bittrex was founded in 2014 in Seattle, USA. There is also a Bittrex International division, which is based in Europe. The list of coins and pairs is reaching hundreds which is great for many trading opportunities.
Liquid is a new exchange that was based on Japanese Quoinex and Qryptos exchanges in 2018. Liquid’s World Book combines a global network of liquidity sources by leveraging Quoine's Matching Engine, Smart Order Routing, and Cross Currency Conversion Engine technologies.