Onsai
The Leipzig-based startup, founded in 2024 by Ralf Bonin, Christian Müller, Tobias Koehler, and Jochen Emig, focuses on "AI solutions for the hospitality industry.
Onsai has raised €1.0M across 1 funding round from 4 investors, most recently a round in Aug 2025. Based in Leipzig, Germany; active in AI. Data as of 28 Oct 2026.
Leipzig, Germanywww.onsai.io/de ↗
Total raised
€1.0M
€1,000,000
Funding rounds
1
Investors
4
distinct backers
Active since
2025-08
latest 2025-08
Funding by year
EUR raised per yearOnsai — funding by year — interactive chart.
Data table
| Onsai — funding by year | |
|---|---|
| 2025 | €1.0M |
Signals
High confidenceRaise-next likelihood42
base rate 30% for Other
- ▲ In typical raise window
- ▼ Low backer re-investment
Timing: in window vs cohort gap · momentum unknown. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
1 round| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2025-08-29 | Other | €1.0M | SIVentures,Business Angels,Willem van der Zee,Wolfgang M. Neumann | View deal → |
Investors
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