Online Oceans raises £4 million seed round led by Seraphim Space

Apr 30, 2026 · Funding · Online Oceans · Maritime

Online Oceans company media
Company media · Online Oceans
  • Online Oceans raised £4 million to scale autonomous surface vessels and fleet software for defence and maritime security.
  • The round was led by Seraphim Space, with participation from Peter Rive, Frank Thieser, Florian Seibel and Koro Capital.
  • The company said the funding will support manufacturing scale-up, deployments and expansion across defence and commercial markets.

Online Oceans builds autonomous surface vessels and fleet software for persistent maritime monitoring. Its Scout USV is a small solar-electric platform for long-duration defense, security and ocean-sensing missions.