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Top Water Technology Companies

10 Water Technology companies, sorted by total funding raised.

10

Companies

$283.6M

Combined Funding

Seed

Top Stage

Indexed tracks 10 Water Technology companies that have collectively raised $283.6M in documented funding. The most-funded water technology companies tracked include Gradiant Corporation and Flo Technologies. Seed is the most common funding stage among water technology companies in this dataset.

Gradiant Corporation

Water treatment technology company offering advanced solutions for industrial and municipal water...

Woburn, United States201–500Clean Tech, Environmental Services
Series E·$225.0M·May 2026
Flo TechnologiesAcquired

Los Angeles-based IoT startup protecting homes and businesses from water damage through smart lea...

Los Angeles, United States11–50IoT, Water Technology
Series B·$28.0M·Jan 2019
Vital Lyfe

Vital Lyfe is a water technology company that builds scalable, portable desalination systems desi...

HawthorneClean Tech, Hardware
Seed·$18.1M·Dec 2025
Aquaria

Atmospheric water generation company that makes water from thin air for homes with no pipes, well...

Clean Tech, Water Technology
Venture Round·$12.0M·Nov 2024
SuperCool Earth

Ending Global Water Bankruptcy.

San Francisco, United States1–10Biotech, Climate Technology
Seed·$350K·Feb 2025
OXbyEL Technologies

OxByEl is solving the water contamination crisis in one clean, affordable step with electrochemic...

Phoenix, United States1–10Sustainability, Water Technology
Convertible·$100K·Aug 2025
EMAGIN (acq. by Innovyze)Acquired

Artificial Intelligence for water and wastewater systems.

Waterloo, Canada11–50Food & Beverage, Artificial Intelligence
Grant·$30K
Aquatic InformaticsAcquired

Water data management software helping 1,500+ organizations in 60 countries manage environmental ...

Vancouver, Canada51–200Clean Tech, Data & Analytics
Seed·Feb 2007
Watergenics

Watergenics delivers AI-based real-time in-line water quality measurement for industrial operator...

Berlin, Germany1–10Environmental Technology, IoT
Seed·Apr 2023
Watts Water TechnologiesIPO

Watts Water Technologies manufactures plumbing, heating, and water quality solutions for resident...

North Andover, United States5001–10000Manufacturing, Water Technology
Funding undisclosed

Frequently Asked Questions

How many Water Technology companies are tracked on Indexed?

Indexed tracks 10 Water Technology companies, sorted by total funding raised.

How much funding have Water Technology companies raised in total?

The Water Technology companies tracked by Indexed have collectively raised $283.6M in documented funding.

What are the top-funded Water Technology companies?

The most-funded Water Technology companies tracked include Gradiant Corporation, Flo Technologies, Vital Lyfe.

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