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System.One is a solo-GP pre-seed venture capital firm based in Berlin, Germany, founded in 2016. It invests in technical founders at the inception stage, with a focus on AI, data & analytics, security, developer tools, and open-source software, typically investing $500K to $3M per company.
Their most common stage is seed (43% of deals). Average disclosed round size is $9.4M (across 15 rounds with reported amounts).
Portfolio
15
Fund Size
—
Top Stage
Seed
Last 12 Mo
0
Portfolio Breakdown
Stage Distribution
Sector Distribution
Investment Activity
DealsAvg Round Size
Portfolio
23 investments
| Company | Round | Amount | Date |
|---|---|---|---|
 Mondoo | Seed | $17.5M | Jan 2025 |
 Climate Robotics | Series A | $21.5M | Aug 2024 |
 lemon.markets | Unknown | — | Jul 2024 |
| Climate Robotics | Series A | $21.5M | Jan 2024 |
 Deepset | Series B | — | Aug 2023 |
| Deepset | Pre-Seed | $1.6M | Jan 2023 |
| Deepset | Series A | $14M | Apr 2022 |
| lemon.markets | Seed | — | Apr 2022 |
| Mondoo | Series A | — | Oct 2021 |
 Fiberplane | Seed | $8.8M | Sep 2021 |
 MGA Thermal | Seed | — | Aug 2021 |
 Vay | Series A | — | Jan 2021 |
 N8n | Seed | $1.5M | Mar 2020 |
 Vault | Seed | $4.2M | Apr 2019 |
| VVault Platform | Seed | $4.2M | Apr 2019 |
| VVault Platform | Unknown | $4.2M | Jan 2019 |
 VulcanForms | Series A | — | Jan 2019 |
| VulcanForms | Seed | — | Jan 2017 |
| DDeta | Seed | $3.6M | — |
 Common Energy | Series A | $16.5M | — |
 Hysata | Series A | $750K | — |
 LabGenius | Seed | $3.7M | — |
| Mondoo | Series B | $17.5M | — |
Top Co-Investors
GV5 shared
Atomico4 shared
Sequoia Capital4 shared
firstminute capital4 shared
Kindred Ventures4 shared
Creandum3 shared
Harpoon Ventures3 shared
Balderton Capital3 shared
Lunar Ventures3 shared
Angular Ventures3 shared
S2G Ventures3 shared
HV Capital3 shared
Crane Venture Partners2 shared
Lakestar2 shared
Lightspeed Venture Partners2 shared
Anglo American2 shared
Overture VC2 shared
Grantham Foundation2 shared
Wireframe Ventures2 shared
Last updated: 20 October 2026