Wikipedia
Xsolla
Xsolla is a video games industry company, providing game developers and publishers with payment, billing, distribution, and marketing tools.
Xsolla headquarters is located in Sherman Oaks, Los Angeles, California. And it has offices in Moscow and Perm in Russia, Kiev, Ukraine, and Seoul Korea. The service is used by game companies, such as Steam, Twitch.tv Aeria Games, BigPoint Games, Gameforge, Ankama Games, Gaijin Entertainment, Goodgame Studios, Snail Games, and many others.