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Grant

Owlstone Medical secures $49.1m grant from ARPA-H to develop at-home multi-cancer detection tests.

Owlstone Medical

The grant from the US Advanced Research Projects Agency for Health will support the POSEIDON programme for early oncology intervention.

$49.1MGrant

≈ £36.6M at $1 = £0.7451 on 7 Oct 2025

Owlstone Medical develops non-invasive diagnostic tools that analyse volatile organic compounds in breath samples to detect diseases early.

Cambridge diagnostics company Owlstone Medical has secured a grant of up to $49.1m from the US Advanced Research Projects Agency for Health. The funding will support the development of at-home multi-cancer early detection tests through the POSEIDON programme, aiming to identify more than 30 solid tumours at stage one using breath and urine samples. Partners on the initiative include the Massachusetts Institute of Technology and Boston University.


Investor perspective

"The field of cancer screening needs a revolution, and POSEIDON stands ready to deliver. The program allows for a better future by creating broadly accessible, at-home tests that will accurately detect 30+ cancers as early as Stage I, when tumours are still small and the chances of survival are high,"
RU

Ross Uhrich

POSEIDON Program Manager, Advanced Research Projects Agency for Health


Use of funds

  1. 01Fund research and development

Investors

AR

Ross Uhrich

Advanced Research Projects Agency for Health


Categories

HealthTech

About the company

Owlstone Medical

Owlstone Medical

Owlstone Medical creates breath biopsy technology for non-invasive disease detection.

Cambridge, UK Founded 2004 Website
$115MRaised