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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
$133.7M
Avg Funding
$5.3M
Global Reach
9
countries

Top Cities for Water

Denver
Rohnert Park
Daresbury
Itasca
London
Vancouver

Recently Funded Companies

Export
Denver, United States

AQUAOSO is a climate fintech company providing data, analytics and risk reports to financial institutions.

$100K raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Rohnert Park, United States

Trevi Systems is dedicated to providing energy efficient water purification solutions.

$1.6M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Daresbury, United Kingdom

Evove uses nanotechnology and additive manufacturing to develop advanced membrane technology to reduce the impact of water filtration.

$6.9M raised
Mar 2023

Founder Contacts

41,000+ verified contacts

Itasca, United States

Lakeside Holding is a logistics company that provides ocean and air freight solutions for e-commerce and manufacturing companies.

$930K raised
Mar 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Analytics for waste water treatment based on real-time automated microscopy

$281K raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Vancouver, Canada

Net Zero Biotechnology Solutions Company with significant Carbon Abatement applications

$243K raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Amherst, United States

Elateq delivers an all-in-one water treatment system that simultaneously removes a wide range of water contaminants.

$200K raised
Mar 2024

Founder Contacts

41,000+ verified contacts

Esbjerg, Denmark

Exowave is a cleantech company with a patented technology to produce fresh water, clean electricity and P2X from ocean wave energy

$2.1M raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Singapore, Singapore

MediSun develops modular desalination and brine recovery systems that convert brine into clean water, minerals, and energy.

$3.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

London, United Kingdom

InX Tech is a sustainability company that develops autonomous underwater vehicles powered by Hydrogen to collect data from the ocean.

$319K raised
Mar 2025

Founder Contacts

41,000+ verified contacts

London, United Kingdom

Utilizing AI agents to optimize transportation, energy, safety and assets across smart cities

$400K raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Oulu, Finland

Sensmet developes breaktrough technology for real-time water analytics.

$1.7M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Chicago, United States

Current is a Chicago-based nonprofit hub accelerating water tech innovation and commercialization in the Great Lakes region.

$45.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

SkyH2O operates as an industrial-grade water-generating system and independent water provider.

$1.5M raised
Mar 2023

Founder Contacts

41,000+ verified contacts

Los Angeles, United States

NEXT TFX is developing ultra-high-pressure membranes enabling efficient water purification and critical mineral recovery.

$1.3M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Lagos, Chile

Kran is a technology company that develops solutions through designs and implementation of applications based on nanobubble science.

$1.0M raised
Mar 2023

Founder Contacts

41,000+ verified contacts

Birmingham, United Kingdom

NovNat develops advanced materials and systems for atmospheric water harvesting.

$775K raised
Mar 2025

Founder Contacts

41,000+ verified contacts

Paris, France

Ilion Water Technologies specializes in innovative water treatment solutions, ensuring clean and sustainable water for communities.

$4.4M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Oxford, United Kingdom

A new approach to valuing water

$489K raised
Mar 2023

Founder Contacts

41,000+ verified contacts

Miami, United States

Weo manufactures a water bottle that is powered by electrolyzing technology that helps water reach its health potential.

Mar 2023

Founder Contacts

41,000+ verified contacts

Edinburgh, United Kingdom

Waterwhelm is an award-winning company that is commercialising a patent-protected membrane technology for wastewater treatment.

$1.1M raised
Mar 2025

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Arc Boats is an electric boat manufacturer offering a seamlessly connected boating experience.

$50.0M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Heidelberg, Germany

Blue activity is a CleanTech startup specializing in sustainable industrial water treatment.

$9.8M raised
Mar 2026

Founder Contacts

41,000+ verified contacts

Cohasset, United States

Everybody Water provides premium quality water to homes using sustainable packaging cartons and also supports women's empowerment programs.

$294K raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Scottsdale, United States

Trutankless is a public company that manufactures electric tankless water heaters.

$175K raised
Mar 2022

Founder Contacts

41,000+ verified contacts

Showing 176 to 200 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
$5.3M
Total Funding Tracked
$133.7M
Countries Represented
9

Distribution by Funding Stage

Other25 companies

Top Cities for Water

1.London
3 companies$1000K
2.San Francisco
2 companies$51.5M
3.Denver
1 companies$100K
4.Rohnert Park
1 companies$1.6M
5.Daresbury
1 companies$6.9M

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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376 Water Startups (2026) — Recently Funded — Page 8 | VCBacked