22 Water Purification companies in United States

22 Water Purification companies in United States with 36 founders and decision-makers, led by San Francisco. 16 verified founder emails. Updated 2026-10-03.

Key findings

• FindMeMail tracks 22 Water Purification companies in United States, with 36 founders and decision-makers listed.
• San Francisco is the top city, with 2 of them (9%), followed by Cambridge (2).
• The most common team size is 1-10 employees (100% of companies).
• 3 (14%) were founded in the last three years.
• 11 have a recorded funding round; the most common is Seed (6).
• 11 companies (50%) have at least one verified founder email, 16 verified emails in total.

Breakdown

Top cities

• San Francisco: 2 (9%)
• Cambridge: 2 (9%)
• Lancaster: 1 (5%)
• Brooklyn: 1 (5%)
• Seattle: 1 (5%)
• Omaha: 1 (5%)
• New York: 1 (5%)
• Washington: 1 (5%)

Team size (employees)

• 1-10: 22 (100%)

Latest funding round

• Seed: 6 (27%)
• Pre-Seed: 2 (9%)
• Non-equity Assistance: 1 (5%)
• Venture - Series Unknown: 1 (5%)
• Grant: 1 (5%)

Founded (last 10 years)

• 2017: 1 (5%)
• 2021: 2 (9%)
• 2025: 2 (9%)
• 2026: 1 (5%)

Recently added Water Purification companies in United States

• Aquantable — New York, United States: Aquantable is a sustainability forward company that offers expertise and solutions to sustain and strengthen aquatic ecosystems.
• Pioxal — Ontario, United States: Pioxal sells home water filtration products, including shower head filters and replacement cartridges for personal wellness.
• CemCycle — Cambridge, United States: CemCycle converts organic waste into energy and carbon-negative materials for sustainable construction applications.
• US Engineered Products — Stowe, United States: US Engineered Products, Inc. offers pure water systems, including distillation, reverse osmosis, and deionization systems.
• UBA Biologix — San Francisco, United States: UBA Biologix cleans industrial wastewater from coal, gold, and platinum mines with an organic bioremediation system.
• Culligan Water — Sparks, United States: Culligan Water is a water softening equipment supplier that delivers water softeners and filtration solutions for homes and businesses.
• Stundenglass — Austin, United States: Stundenglass is a first-of-its-kind gravity hookah water pipe revolutionizing consumption through design and physics.
• OCWA — Syracuse, United States: OCWA provides safe water to residents, businesses, and industries.
• Hydroviv — Washington, United States: Hydroviv provides customized water filtration solutions targeting unique contaminants like PFAS and arsenic. They offer a range of filters for under-sink, frid…
• H2O Recycling Systems — San Jose, United States: H2O Recycling Systems is a wastewater treatment company that specializes in filtration and distillation of undrinkable water.
• PotaVida — Seattle, United States: Potavida is an innovative company that designs and develops solar water purifiers.
• Anfiro — Cambridge, United States: Clean and affordable water for a better tomorrow.
• Aquagenuity — Atlanta, United States: Aquagenuity® is the “Google Search” for water quality, helping you check your water as easily as you check the weather.
• Porelogix Ultrafiltration Systems — Omaha, United States: Porelogix Ultrafiltration Systems is an award-winning advanced industrial water treatment system OEM
• Vivoblu — Parker, United States: Vivoblu is a clean water social venture using its water filters to provide clean water to the global poor.
• Enspired Solutions — East Lansing, United States: Enspired Solutions commercializes patented technology to address Per- and poly-fluoroalkyl substances (PFAS).
• Sweetwater — Durango, United States: Sweetwater provides water purification systems, kitchen water filters, water softening, well disinfection, and clean air systems.
• Pure Water Technology — Lancaster, United States: Pure Water Technology is a water purification company.
• Imagine H2O — San Francisco, United States: Imagine H2O is the go-to partner for entrepreneurs building transformative solutions for the future of water
• Wisewell — Brooklyn, United States: Wisewell is a sustainability-driven clean water technology company developing high-quality, easily accessible drinking water solutions.
• Kadeya — Chicago, United States: Kadeya is a closed-loop water vending business that utilizes digitally connected reusable water bottles and tiny bottling equipment.
• NALA Membranes — Morrisville, United States: NALA Membranes provides environmental services with an intention to bring new reverse osmosis membranes.

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Frequently asked questions

How many Water Purification companies in United States are there?

FindMeMail currently lists 22 Water Purification companies in United States with at least one founder or decision-maker identified. The count updates daily as new companies are added.

Where are most Water Purification companies in United States based?

San Francisco (2), Cambridge (2), Lancaster (1).

How do I contact founders of Water Purification companies in United States?

16 verified founder emails are available for these companies on FindMeMail. Create a free account to get 50 free reveals, then buy one-time credit packs from $12.

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Methodology: counts include companies in the FindMeMail database with at least one identified founder or decision-maker. Data refreshes automatically as new companies are added.