Unclassified // open-source data on European defence tech
Maritime sector
Renens, Switzerland

Hydromea

Builds compact underwater drones, inspection robots and wireless optical communication for subsea monitoring and infrastructure security.

Autonomous reconnaissance craft in the Baltic Sea, BALTOPS 2025. Photo: U.S. Navy photo by Petty Officer 2nd Class Ryan LeCompte, Public domain (PD-USGov-Military-Navy).

Latest round$1MGrant, Jun 2026
Total raised~$4.7M~$4.7M

Round details

Grant, $1M, Jun 2026.

Why it matters

Received a $1M award from the AUKUS Maritime Innovation Challenge in June 2026.

Some figures rest on a single report. Treat them as indicative.Last checked 21 October 2026

Hydromea: key questions

What does Hydromea do?

Builds compact underwater drones, inspection robots and wireless optical communication for subsea monitoring and infrastructure security.

Where is Hydromea based?

Hydromea is headquartered in Renens, Switzerland. It was founded in 2014.

How much funding has Hydromea raised?

Total funding is ~$4.7M, based on announced and reported rounds. Latest round: Grant, $1M, Jun 2026.

Who are Hydromea's investors?

Notable investors include SICTIC, Innosuisse, Eurostars.

Sources

  1. cbinsights.com/company/hydromea

Figures come from company announcements and press reports. Spot an error? Send a correction. Nothing here is investment advice.

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