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Water Startups

Updated October 2026

Companies in the water sector developing innovative solutions and technologies.

Explore 376 recently funded water companies with verified founder contact information and fundraising data.

Total Companies
376
Total Funding
$206.9M
Avg Funding
$8.3M
Global Reach
8
countries

Top Cities for Water

Ohio
Menlo Park
Scottsdale
Barcelona
Tulsa
Newport Beach

Recently Funded Companies

Export
Ohio, United States

Caddis Tech is a Water technology company developing autonomous aquatic drones for sustainable monitoring, treatment, and pathogen control.

$849K raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Menlo Park, United States

Bulwark Dynamics develops autonomous maritime vessels for logistics, featuring GPS-denied navigation, AI-powered systems, and manufacturing.

$6.8M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Menlo Park, United States

Bulwark Dynamics develops autonomous maritime vessels for logistics, featuring GPS-denied navigation, AI-powered systems, and manufacturing.

$6.8M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Scottsdale, United States

Alkaline Water is a drink company that markets, produces, and distributes bottled alkaline water.

$149K raised
Sep 2021

Founder Contacts

41,000+ verified contacts

Barcelona, Spain

Bluephage is a biotechnology company that develops microbiological water quality testing products.

$1.5M raised
Sep 2021

Founder Contacts

41,000+ verified contacts

Tulsa, United States

Exaeris Water Innovations utilizes patented technology to provide a consistent and reliable source of water wherever it's needed.

$299K raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Newport Beach, United States

EFAS Technologies is a SaaS company that develops and offers generator-based artificial intelligence leak locators.

$275K raised
Sep 2023

Founder Contacts

41,000+ verified contacts

Edinburgh, United Kingdom

Zelim is a technology company that specializes in unmanned search, rescue and recover people with the help of technology.

$350K raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Nice, France

cosma is a multi-disciplinary expertise in underwater robotics, navigation and data collection at sea, as well as data science.

$2.4M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Mexico City, Mexico

microTERRA is a plant-based food company that creates sustainable and functional food ingredients.

$9.7M raised
Sep 2024

Founder Contacts

41,000+ verified contacts

Edmonton, Canada

Roshan Water™ enables "anywhere by anyone" to do environmental monitoring with on-demand water testing that provides real-time results.

$250K raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Houston, United States

Magna Imperio Systems is a national and international water technology company.

$45.0M raised
Sep 2022

Founder Contacts

41,000+ verified contacts

Asheville, United States

MountainTrue is an environmental and conservation organization that restores and protects water for ecosystem and recreational resources.

$10.0M raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Worcester, United States

SpadXTech creates cellulose-based materials.

$10K raised
Sep 2023

Founder Contacts

41,000+ verified contacts

Perth, Australia

SWAN Systems helps irrigators to achieve their economic and environmental goals by providing irrigation and nutrient management tools.

Sep 2023

Founder Contacts

41,000+ verified contacts

New York, United States

Folia Materials: using paper as a super material

$400K raised
Sep 2025

Founder Contacts

41,000+ verified contacts

Washington, United States

Hydrosat leverages thermal satellite intelligence and AI to address critical global challenges in food, security, and natural resources

$10.0M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

El Segundo, United States

Rainmaker develops cloud-seeding technology designed to increase precipitation and support water-resource management.

$100.0M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Boulder, United States

Divirod provides real-time, ground thruth water data and analytics for corporations to manage and predict water risks.

$2.0M raised
Sep 2024

Founder Contacts

41,000+ verified contacts

Lyon, France

Tree Water is an engineering company that specializes in the treatment, recycling, and reuse of industrial wastewater.

$2.3M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Cologne, Germany

NUNOS develops biological treatment systems that convert livestock slurry into liquid fertilizer and recycle nitrogenous wastewater.

$655K raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Portland, United States

Photon Marine is building the world’s most powerful and intelligent electric outboard motor system tailored to commercial boat fleets.

Sep 2024

Founder Contacts

41,000+ verified contacts

Austin, United States

VVater provides water treatment and reuse solutions that purify and recycle water for industrial, commercial and municipal applications.

$5.8M raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Headington, United Kingdom

Pure Capture Innovations develops advanced carbon-based adsorbent materials designed to eliminate persistent micropollutants from water.

$718K raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Headington, United Kingdom

Pure Capture Innovations develops advanced carbon-based adsorbent materials designed to eliminate persistent micropollutants from water.

$718K raised
Sep 2026

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 376 companies

About the Water Startup Ecosystem

The water sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Water

Water companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The water sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Water Funding Breakdown

Here is how funding is distributed among the 376 water companies tracked in the VCBacked database.

Average Funding
$8.3M
Total Funding Tracked
$206.9M
Countries Represented
8

Distribution by Funding Stage

Other25 companies

Top Cities for Water

1.Menlo Park
2 companies$13.6M
2.Headington
2 companies$1.4M
3.Ohio
1 companies$849K
4.Scottsdale
1 companies$149K
5.Barcelona
1 companies$1.5M

Related Industries

Companies in the water sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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