Groupon is a USA-based company that launched their platform back in 2008. The idea behind Groupon was to connect customers with local businesses, promoting things to do, see, eat and buy locally. They have since opened a marketplace letting anyone market discounts on things like live events, travel destinations and more.
Since its startup days, Groupon has grown to become a global marketplace active in 15 countries with over 500 individual markets. They have well over 6000 employees and they have an estimated 48 million active customers all around the world.