Unclassified // open-source data on European defence tech
Maritime sector
Riga, Latvia

SUBmerge Baltic

Develops autonomous underwater drones for port security, mine countermeasures, hydrography and critical infrastructure inspection.

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 roundSeedSeed, Mar 2026
Total raised~$2.9M~$2.9M

Round details

Seed, undisclosed, Mar 2026.

Why it matters

Signed an MoU with Ukraine's Roboneers in Mar 2026 on distribution and joint production; backed by Latvian MoD grants.

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

SUBmerge Baltic: key questions

What does SUBmerge Baltic do?

Develops autonomous underwater drones for port security, mine countermeasures, hydrography and critical infrastructure inspection.

Where is SUBmerge Baltic based?

SUBmerge Baltic is headquartered in Riga, Latvia. It was founded in 2022.

How much funding has SUBmerge Baltic raised?

Total funding is ~$2.9M, based on announced and reported rounds. Latest round: Seed, undisclosed, Mar 2026.

Who are SUBmerge Baltic's investors?

Notable investors include Unmanned.vc, Scalewolf, LIAA.

Sources

  1. caplight.com/company/submergebaltic

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

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