Seaweeds & Algae - Ocean Organizations
625 organizations working on seaweeds & algae across 54 countries - startups, NGOs, funders, research institutes and more.
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Seaweeds & Algae Organizations
Greenskill Environmental Technology Ltd
Private company · Scotland · Seaweeds/Algae, 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.
Seamore
Private company · Netherlands · Seaweeds/Algae
Seamore is a food company that turns seaweed into everyday foods such as pasta, wraps, chips, and bacon alternatives. It develops consumer products that position sea vegetables as a healthy and sustainable ingredient.
BlueActionMatch
Network · Germany · Education/Policy, Seaweeds/Algae, Aquaculture/Fisheries, Corals/Biodiversity
BlueActionMatch is an online community connecting people and organisations working for sustainable ocean, seas and waters across Europe and beyond. Managed by the SUBMARINER Network within the EU Mission Restore our Ocean and Waters by 2030, it hosts thematic working groups, mentorship and collaborator matching.
Big Kelp Ltd.
Private company · England · Biotech/Biomaterials, Carbon/Climate, Seaweeds/Algae, Waste/Pollution
Big Kelp Ltd. develops kelp-based solutions to address climate change, ocean health, plastic waste, pollution, and livestock methane emissions. It focuses on large-scale kelp cultivation and kelp-derived raw materials and supplements.
Arborea
Private company · England · Seaweeds/Algae, Biotech/Biomaterials
Arborea is a private company developing microalgae-based ingredients and proteins using its Biosolar Leaf™ cultivation system. It captures CO2 and sunlight to produce net-zero food, feed, cosmetic and agricultural ingredients without fertile land.
Porto Muinos
Private company · Spain · Seaweeds/Algae
Porto Muinos is a Spanish family-run company producing seaweed, agar agar, and other sea-based food products. It develops organic dried seaweed and specialty marine foods with a Galician and Atlantic focus.
SeaMeGro
Private company · Ireland · Seaweeds/Algae, Carbon/Climate, Biotech/Biomaterials
SeaMeGro develops seaweed-based biofertilizers and microbial agricultural inputs that improve soil health, crop productivity, water quality, and carbon outcomes. It uses sustainably harvested seaweed and biological formulations to replace synthetic fertilizers and pesticides.
RubisCO2
Private company · Mexico · Seaweeds/Algae, Carbon/Climate
RubisCO2 develops modular pyrolysis technology that converts sargassum and algae waste into biochar for carbon dioxide removal. It works with Caribbean communities to turn invasive algae into climate-focused products and future carbon credits.