Portsmouth, RI · Founded 2023 · Privately Held (backing)
Developer of autonomous underwater vehicles designed to operate in cooperative swarms. Vatn Systems is based in Portsmouth, RI and was founded in 2023. It was valued at $255 million at its early-stage round in Dec 2025, the last priced event on record. It has raised $75.7 million across 1 recorded round; the latest was a $15.5 million early-stage round in Oct 2024.
PMV mark · valuation
$255.0M
Oct 2026
Priced at
its early-stage round
Dec 2025
Total raised
$75.7M
Last round
Early Stage VC
Oct 2024
Cap table — not yet on record
Vatn Systems's share-class structure hasn't surfaced in our sources yet. Cap tables are assembled from certificates of incorporation, round filings, and disclosures as they land.
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·The complete investor list: 35 names
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