Mainframe Industries

Building the game of a lifetime

Helsinki, Finland · Founded 2018 · $31.0M raised

Headquarters
Helsinki
Employees
51–200
Founded
2018
Business Model
B2C
Total Funding
$31.0M
Last Round
$22.9M Series BNov 2021
Rounds
2

Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.

About

Mainframe Industries is an independent, venture-backed pan-European game studio developing Pax Dei, a social sandbox MMO set in a medieval open world. Founded by veterans from CCP Games, Next Games, and Blizzard Entertainment, the studio operates from Helsinki, Reykjavik, and Paris. Pax Dei launched on Steam Early Access in June 2024 and officially in October 2025.

Summary

Mainframe Industries is a Cloud company based in Helsinki, Finland, founded in 2018. It has raised $31.0M in total across 2 rounds, most recently a $22.9M Series B round in Nov 2021. Investors include Andreessen Horowitz, Riot Games and Maki.vc.

Tech & App Stack

3 technologies & apps tracked

Every product and vendor across these categories, with where each signal came from.

Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.

Funding History

Series BSeries BNov 2021
$22.9M

Sign up to see all 2 events

Funding: Seed through Series B. Amounts, valuations, and investors where available.

Investors

Similar Companies

Zwift

Gamified online fitness platform for cyclists and runners, offering virtual worlds, training plan...

Long Beach, United States501–1000Fitness, Gaming
Series DTotal funding$1.2BFeb 2023
DouYu International Holdings LimitedIPO

DouYu International Holdings is a leading game-centric live streaming platform in China and a pio...

Wuhan, China1001–5000Gaming, Media
Series ETotal funding$1.1BMar 2018
Discord

Discord is a communications platform where people build gaming communities and connect through vo...

San Francisco, United States1001–5000Gaming, Media
Series G+Total funding$920.0MSep 2021
HuyaIPO

Huya Inc. is a leading Chinese game-related entertainment and live streaming platform focused on ...

Guangzhou, China1001–5000Gaming, Media
Venture RoundTotal funding$789.0MApr 2019
Improbable

Improbable is a venture builder that partners with founders to create and scale businesses advanc...

London, United Kingdom501–1000Crypto & Web3, AR/VR
Venture RoundTotal funding$702.0MApr 2022
Kadokawa

Japanese comprehensive entertainment company with holdings in publishing, anime, video game studi...

Tokyo, Japan1001–5000Gaming, Media
Corporate RoundTotal funding$578.1MDec 2024

Your company? Embed this profile

Add the live badge to your site — it stays current as your funding data updates.

Mainframe Industries on Indexed.vc
<a href="https://indexed.vc/companies/mainframe-industries"><img src="https://indexed.vc/api/badge/company/mainframe-industries" alt="Mainframe Industries on Indexed.vc" width="260" height="76" /></a>