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Seed Water Companies

Explore 111 water startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
111
Total Funding
$58.9M
Avg Funding
$2.4M
Cities
25

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Heidelberg, Germany
$9.8M
raised

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

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Birmingham, United States
$1.3M
raised

Nyad is an AI-powered software platform that assists wastewater treatment plants in more efficiently testing and treating conditions.

Mar 2026
Seed

Founder Contacts

41,000+ verified contacts

Zürich, Switzerland
$1.9M
raised

CellX Biosolutions is the Sustainable treatment of chemical waste.

Feb 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Liverpool, United Kingdom

Win Win Water is a food and beverages company delivering sustainable natural alkaline water and plant-based bottles.

Feb 2025
Seed

Founder Contacts

41,000+ verified contacts

Austin, United States
$470K
raised

Antelope Water Management partners invests in sustainable water solutions.

Feb 2022
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Calgary, Canada
$3.2M
raised

Swirltex builds custom water treatment systems for a wide range of applications.

Aug 2025
Seed

Founder Contacts

41,000+ verified contacts

London, United Kingdom
$2.6M
raised

Watergate is an impact startup engineering smart solutions to stop water waste, save money, and protect the planet

Jul 2025
Seed

Founder Contacts

41,000+ verified contacts

Toronto, Canada
$2.0M
raised

Xatomsdevelops novel photocatalysts to create efficient and sustainable water treatment.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Hamburg, Germany
$1.1M
raised

Pydro is a Hamburg-based company that aims to become an integrated solution provider for smart water networks.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Saint-mandé, France
$3.4M
raised

Kumulus develops and operates machines that turn air into fresh drinking water

May 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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$680K
raised

Sunda Technology Global is a manufacturing company that designs and produces automatic hand-pump water charge collection systems.

Apr 2025
Seed

Founder Contacts

41,000+ verified contacts

Sherbrooke, Canada
$1.7M
raised

BioAlert Solutions is a continuous monitoring device used to detect legionella pneumophila.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

Oxford, United Kingdom
$6.0M
raised

Seloxium is innovative research that makes it possible to extract necessary metals in an environmentally friendly manner.

Mar 2025
Seed

Founder Contacts

41,000+ verified contacts

Houston, United States
$300K
raised

AtmoSpark slashes building energy costs with breakthrough moisture capture technology

Mar 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Miami, United States
$250K
raised

Worlds first BevTech company, hyper focused on Exponentially Increasing the Quality and Utility of Daily Drinking Water, Globally.

Feb 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Diego, United States
$1.0M
raised

Cloud is a technology company building water filtration products for the smart home.

Jan 2025
Seed

Founder Contacts

41,000+ verified contacts

Washington, United States
$3.1M
raised

Resource Monitor offers a unified hardware and software platform for groundwater production and management.

Dec 2024
Seed

Founder Contacts

41,000+ verified contacts

Cosenza, Italy
$384K
raised

WembraneX's goal is to make wastewater treatment facilities more cost-effective.

Oct 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

Princeton, United States
$8.5M
raised

Tidal Metals produces decarbonized magnesium metal from seawater and desalination waste to reduce salinity.

Sep 2024
Seed

Founder Contacts

41,000+ verified contacts

Kvinesdal, Norway
$912K
raised

Water data startup using AI, IoT, and big data to improve understanding and management of water in a sustainable way

Apr 2024
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Malaga, Spain
$705K
raised

Agrow is a hybrid and all in one solution to improve water efficiency in agriculture and smart cities.

Jan 2024
Seed

Founder Contacts

41,000+ verified contacts

Seattle, United States
$500K
raised

Planted Materials develops and manufactures renewable materials.

Nov 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

Helsinki, Finland
$1.6M
raised

The leading autonomous biosecurity platform powered by environmental DNA

Nov 2023
Seed

Founder Contacts

41,000+ verified contacts

Fairfield, United States
$5.4M
raised

Meter.me is deep-tech company that provides water monitoring and automation system to remotely manage and monitor water system

Oct 2023
Seed

Founder Contacts

41,000+ verified contacts

Amsterdam, The Netherlands
$2.0M
raised

Water from air. Anywhere.

Sep 2023
Pre-Seed

Founder Contacts

41,000+ verified contacts

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111 Water Seed Startups (August 2026) — Page 3 | VCBacked