Owlstone Medical
Owlstone Medical develops breathalyzer technology for the early detection of cancer, inflammatory, and infectious diseases through volatile organic compound analysis.
Owlstone Medical has raised €146M across 6 funding rounds from 5 investors, most recently a Grant round in Oct 2025. Based in Cambridge, UK; founded 2004; active in Healthtech. Data as of 28 Oct 2026.
Total raised
€146M
€146,335,995
Funding rounds
6
Investors
5
distinct backers
Active since
2017-01
latest 2025-10
Funding by year
EUR raised per yearOwlstone Medical — funding by year — interactive chart.
Data table
| Owlstone Medical — funding by year | |
|---|---|
| 2016 | €11M |
| 2017 | €13M |
| 2018 | €30M |
| 2021 | €49M |
| 2025 | €44M |
Signals
High confidenceRaise-next likelihood67
base rate 45% for Grant
- ▲ In typical raise window
- ▲ Up-round momentum
- ▼ Low backer re-investment
Exit likelihood9
base rate 11% (2+ rounds)
- ▲ €100M+ raised
- ▲ 6 rounds raised
- ▼ Old (22y) — past typical exit age
- ▼ No recent equity round (debt-only or quiet)
Timing: in window vs cohort gap · momentum up. Funding-only estimates, not predictions and not investment advice — see signals.
Funding rounds
6 rounds| Date | Stage | Amount | Investors | |
|---|---|---|---|---|
| 2025-10-07 | Grant | €42M | Advanced Research Projects Agency for Health (ARPA-H) | View deal → |
| 2025-03-26 | Other | €2.0M | Cystic Fibrosis Foundation | View deal → |
| 2021-09-08 | Series D+ | €49M | Horizons Ventures | View deal → |
| 2018-10-02 | Other | €30M | Horizons Ventures | View deal → |
| 2018-01-01 | Other | €13M | Aviva Ventures,Horizons Ventures | View deal → |
| 2017-01-01 | Growth/Late | €11M | — | View deal → |