Marek Rosa
Angel Investor
Prague, Czech Republic
Marek Rosa is a seed investor in Prague focused on Aerospace and Electronics. Marek is the CEO and founder of two Prague-based companies: Keen Software House, an independent video game development studio, and GoodAI, a general artificial intelligence R&D company. Keen Software House is best known for its sandbox best-sellers Space Engineers (1.5mil+ copies sold) and Medieval Engineers. Marek started the company asthe sole programmer but later took on a leadership role when he transitioned to CEO. Marek has been fascinated with artificial intelligence since childhood. After the success of the Keen Software House titles, Marek was able to personally invest $10M USD in a new general AI research project trying to build human-level artificial intelligence. The project, now known as GoodAI, was announced as a company in July 2015 and has grown to a team of 30 people.
- Total investments:
- 1
- Last investment:
- Lead investor:
- 0%
Last updated:
For AI agents: llms.txt
Industries Marek Rosa invests in
Stages Marek Rosa invests in
Countries Marek Rosa invests in
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Investment Focus
Industry
- Aerospace 1 (100%)
- Electronics 1 (100%)
- Manufacturing 1 (100%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Zuri is a company that builds a hybrid-electric VTOL for inter-city travel. | $363.9K / Seed / Jun 03, 2021 |
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FAQ
What does Marek Rosa invest in?
Marek Rosa invests primarily in Aerospace, Electronics and Manufacturing startups, most often at Seed stage. Most of the 1 investments tracked by Shizune back companies in Czech Republic. The Investment Focus section breaks down every industry, stage and country in the portfolio.
How do I contact Marek Rosa?
Public channels for Marek Rosa include LinkedIn and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Marek Rosa last invest?
The most recent investment recorded for Marek Rosa closed in Jun 2021. Shizune tracks 1 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Sep 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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