Ocean Startups
1362 ocean startups and private companies listed across 77 countries and 12 focus areas.
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Where are ocean startups based?
Featured Startups
Accurasea
France · Energy/Maritime, Data/Tech
Accurasea develops a floating LiDAR buoy for accurate wind and metocean measurement in offshore wind projects. Its system is validated for commercial wind resource assessment at sea.
Greenskill Environmental Technology Ltd
Scotland · Seaweeds/Algae, Biosolutions, Waste/Pollution, Carbon/Climate, Data/Tech
Greenskill Environmental Technology Ltd develops microalgae-based photobioreactor technologies for carbon capture, wastewater treatment, and the conversion of emissions and wastewater into valuable products. The company combines biological process engineering, renewable energy integration, and cloud-based control systems to deliver carbon-negative industrial solutions.
Cargill
USA · Aquaculture/Fisheries, Waste/Pollution, Energy/Maritime, Carbon/Climate, Data/Tech, Education/Policy, Generalist
Cargill is a global food and agriculture company that supplies food, ingredients, agricultural solutions and industrial products. It works across global supply chains with farmers, food producers and customers, and advances sustainability, climate, water and community initiatives.
Red Sea Global
Saudi Arabia · Mangroves/Coastal, Corals/Biodiversity, Communities/Tourism, Energy/Maritime, Generalist
Red Sea Global is a Saudi Arabian real estate developer creating regenerative tourism destinations, hospitality assets, transport infrastructure, and residential projects along the Red Sea coast. It combines luxury tourism development with environmental regeneration, renewable energy, and community development.
Oceanium
· Seaweeds/Algae, Generalist, Communities/Tourism, Carbon/Climate
OCEANIUM is a private company developing functional seaweed ingredients and materials for food, health, skincare, and ink applications. It uses proprietary biorefinery technology to turn sustainably sourced seaweed into products designed to support people health and ocean health.
EcoSpears
· Waste/Pollution, Data/Tech
ecoSPEARS is a cleantech company developing technologies to eliminate PFAS, PCBs, dioxins, and other persistent toxins from contaminated soil, sediment, and water. Its remediation systems are designed for on-site, lower-emission cleanup of polluted land and waterways.
Bromalgae S.L.
Spain · Seaweeds/Algae, Biosolutions, Waste/Pollution, Carbon/Climate, Energy/Maritime
Bromalgae S.L. is a biotechnology company that develops microalgae-based solutions for pollutant gas reduction and industrial microalgae production. It designs photobioreactors, provides scale-up services, and develops environmental applications such as air purification, CO2 capture, and biomass valorization.
Matorka
Iceland · Aquaculture/Fisheries, Carbon/Climate
Matorka is an Icelandic land-based aquaculture company producing premium Arctic char. It operates a vertically integrated production model focused on responsible seafood production and low-impact farming.