Water & Oceans

Water & Oceans companies address freshwater access, water quality, ocean health, and blue-economy innovation. Causeartist listings include treatment tech, monitoring, and ocean stewardship ventures with mission context and investor links. Use this sector archive to map solutions, diligence partners, and capital focused on water security and marine ecosystems.

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Generating clean drinking water directly from the air for homes, businesses, and communities.

Circular EconomyClimate TechEnvironment & ConservationTexas, United States

Bite Toothpaste Bits

Zero waste toothpaste tablets sent in refillable containers.

Circular EconomyEnvironment & ConservationHealth & WellnessCalifornia, United States

Help build the infrastructure of the impact economy.

#makewaves for marine life causes.

Environment & ConservationResponsible FashionWater & OceansUnited States

Recover more than water. Remove more than carbon.

Climate TechEnvironment & ConservationWater & OceansUnited States

Solving Plastic Pollution.

Circular EconomyEnvironment & ConservationWater & OceansGermany

AI-powered autonomous electric vessels helping clean waterways, monitor infrastructure, and improve marine operations.

AI & TechnologyClean TransportationClimate TechSingapore

Wastewater treatment technology that removes carbon while improving plant performance.

Built EnvironmentClimate TechEnvironment & ConservationNew York, United States

Cleaning products company for bio-based laundry and dishwasher detergent pods.

Circular EconomyClean EnergyEnvironment & ConservationUnited States

Harnessing the power of ocean waves to generate clean electricity.

Clean EnergyClimate TechWater & OceansIsrael

Comfortable, sustainable apparel for everyday ease.

Circular EconomyEnvironment & ConservationResponsible FashionUnited States

American-Made Electric Boats with Zero Emissions.

Clean EnergyClean TransportationClimate TechUnited States

Hand in Hand Soap

Good. Clean. Fun.

Circular EconomyCommunity DevelopmentResponsible FashionUnited States

Building a nationwide network of smart water refill stations that expand access to free drinking water while reducing single-use plastic waste.

AI & TechnologyArts, Culture & MediaCircular EconomyNew York, United States

Impossible Metals

AI-powered seabed robotics for low-impact critical mineral collection.

AI & TechnologyClean EnergyEnvironment & ConservationCalifornia, United States

Inspiring wonder through movement.

Environment & ConservationResponsible FashionWater & OceansUnited States

Transforming textile industry with sustainable Kelsun fiber made from seaweed biopolymers.

Environment & ConservationResponsible FashionWater & OceansUnited States

Electrolyte drink mix that hydrates faster than water while tackling the global water crisis.

Health & WellnessWater & OceansUnited States

New Belgium Brewing Company

Brewing world-class beer while putting people and planet at the heart of business.

Community DevelopmentEnvironment & ConservationSustainable Food & AgricultureColorado, United States

Ethical handmade home decor by world-class artisans.

Circular EconomyResponsible FashionWater & OceansCanada

Transparent blockchain tracking for sustainable ocean impact and marine conservation initiatives.

AI & TechnologyEnvironment & ConservationWater & OceansUnited States

Autonomous underwater vehicles powering the future of deep ocean exploration and subsea intelligence.

AI & TechnologyClean TransportationEnvironment & ConservationMassachusetts, United States

Plantible Foods

Transforming aquatic plants into sustainable protein to nourish humanity and heal the planet.

Health & WellnessSustainable Food & AgricultureWater & OceansUnited States

The global bottle deposit program.

Circular EconomyEnvironment & ConservationWater & OceansCanada

Effective, bio-powered cleaning and personal care products for consumers, families, homes, and the planet.

Circular EconomyEnvironment & ConservationHealth & WellnessTexas, United States

Retrofittable onboard carbon capture systems helping the shipping industry reduce emissions today.

Climate TechEnvironment & ConservationWater & OceansUnited Kingdom

Affordable Giga-ton scalable Carbon Dioxide Removal Technology by leveraging our oceans carbon removal power.

Climate TechEnvironment & ConservationWater & OceansNetherlands

AI-powered sewer inspection analysis and management with 6× faster reviews and 99% defect detection accuracy.

AI & TechnologyEnvironment & ConservationWater & OceansUnited States

Recovering critical minerals from dilute mining, refining, and recycling streams.

Circular EconomyWater & OceansMassachusetts, United States

Nourishing Personal Care that Gives Back.

Community DevelopmentHealth & WellnessResponsible FashionUnited States

The Washing Machine Project

Alleviating the burden of handwashing clothes and empowering women in low-income and displaced communities.

Community DevelopmentWater & OceansUnited Kingdom

Autonomous ocean robots for restoration, inspection, and stewardship.

Climate TechEnvironment & ConservationWater & OceansCalifornia, United States

Waiākea Hawaiian Volcanic Water

Naturally Alkaline Hawaiian Volcanic Water from Hilo, Hawaii.

Environment & ConservationSustainable Food & AgricultureWater & OceansUnited States

Water and sanitation for all.

Community DevelopmentImpact FinanceSocial EnterpriseMissouri, United States

Leading provider of uncrewed ocean data collection services.

AI & TechnologyClimate TechEnvironment & ConservationIreland