Global Maritime Directory

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SubSeaSail

San Diego builder of wind- and solar-powered autonomous underwater and surface vessels (AUSVs), including the HORUS semi-submersible and HERMES trimaran.

San Diego, CA · Company

About

SubSeaSail is a small business registered in SAM.gov, and its vehicles are classified EAR99. The company reports 15 issued and 5 pending patents in the U.S., Europe and Australia, covering the submerged sailing hull, a buoyancy engine, passive automatic wingsail control (including a solar wingsail), multi-hull self-righting, and mapping underwater currents.

HORUS has taken part in U.S. Navy ANTX exercises since 2019. Contract awards listed include DIU/National Security Innovation Capital (2024), DOE SBIR Phase I (2021) and Phase II, and NSF SBIR Phase I (2022).

Products · 3 of 3

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