Startup profile for Mainframe Industries: what they do, why they are interesting, stage (See coverage), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

Mainframe Industries

Helsinki-based studio building cloud-native MMO games playable across devices.

Stage

See coverage

Status

private

Coverage

full

Why Mainframe Industries is interesting

Mainframe is one of the first studios explicitly designing for cloud-gaming MMOs — a16z led Series A and B as Riot Games and Twitch alumni joined the cap table.

Key facts

  • Series B (Nov 2021): ~$23M led by a16z; Riot Games, Play Ventures returned (GamesIndustry.biz)
  • Series A (2020): ~$8.3M led by a16z (a16z announcement)
  • Co-investors: no additional institutional investors disclosed in public sources reviewed 2026-07-24

Investors in our directory

Funds linked from Mainframe Industries's profile — open a fund page for stage focus and related deal articles.

Related funding articles

Venture Capital Tracker pieces that cover Mainframe Industries's financing or category context.

Last updated: 2026-07-24