Antti Olavi Sartanen

Fathammer, Ltd. engages in the development and production of mobile games. The company also develops X-Forge game development system and toolkit, which help game developers to create mobile games. The company was founded in October 2000 by Arto Astala and is headquartered in Helsinki, Finland.

Regex Oy develops software. The private company is based in Helsinki, Finland.

Futuremark Oy provides 3D graphics programming services. The company was founded in 1997 and is headquartered in Espoo, Finland.

Uplause Oy develops games for interactive engagement for live events. Its Uplause Entertainment System is a crowd and gaming software designed and developed for live events and enables a real-time interactive gaming experience. The firm also has a Social Media solution for revealing new products, players, artists, and news. The company was founded by Veli-Pekka Marin, Heikki Tapio Aura, and Jussi Marin in 2009 and is headquartered in Helsinki, Finland.

Slush Oy operates as a student-driven, not-for-profit movement. It organizes conventions and trade shows that gives an opportunity to interview founders and CEOs of major tech companies, discover the next startup success stories, and catch up with fellow journalists. The firm offers Soaked, a digital media which aim to create the kind of in-depth journalism; and Node, a curated community that connects startups with investors, partners, and mentors. The company was founded by Helene Auramo in 2008 and is headquartered in Helsinki, Finland.

Sauma Technologies Oy develops and distributes multiplayer online games. The private company is based in Helsinki, Finland.

Sisu Game Ventures Oy (Sisu Game Ventures) is a venture capital firm founded in 2014 by Moaffak Ahmed, Samuli Syvähuoko and Paul Bragiel. The firm is headquartered in Helsinki, Finland.

Hifi.Finance, Inc. develops mobile and web applications. Its applications filter the content where users share on social networks. The company was founded by Michael Hagen and Ryan Johnson in 2011 and is headquartered in San London, the United Kingdom.

Immersal Oy operates as a stealth mode company that provides augmented reality info graphics solutions. The company was founded by Niko Nyman, Jufo Samuli Peltomaa, Kosti Rytkönen, Jugi Kaartinen and Tuomas Paavola and is headquartered in Helsinki, Finland.

Lightheart Entertainment Oy develops mobile games. It specializes in platform games. The company was founded by Kalle Kaivola, Christophe Pardon, Jouni Suominen, Mikko Kautto, Miikka Ahonen, and Samuli Syvähuoko on June 10, 2019 and is headquartered in Helsinki, Finland.