Company lists · Data refreshed September 2026
Top 25 Clean water charities worldwide
RevenueBase identified 637 company matches for clean water charities worldwide as of September 2026 and tracks 8,389 professional contacts across them, including 2,215 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for clean water charities worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 19, 2026. Country and city lists for clean water charities follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest clean water charities worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,206 contacts → | ||||
Exact match “WaterAid is an international charity with one goal: to change the world through water.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 2 | 642 contacts → | ||||
Exact match “We believe there's a smart way to end the global water crisis.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 3 | 500 contacts → | ||||
Exact match “Water For People promotes the development of high-quality drinking water and sanitation services accessible to all – sustained by strong communities, businesses, and governments.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 4 | 312 contacts → | ||||
Exact match “charity: water is a non-profit bringing clean and safe drinking water to people around the world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 5 | 216 contacts → | ||||
Exact match “Impact Water provides safe drinking water solutions to over partner schools, supporting 24 million students daily.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 6 | 197 contacts → | ||||
Exact match “WaterHealth International (WHI) is a global leader in providing access to safe, WHO-quality affordable drinking water to underserved communities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 7 | 166 contacts → | ||||
Exact match “Water, Sanitation and Hygiene Institute (WASH Institute) is a registered NGO established in 2008 in Kodaikanal, Tamil Nadu.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 8 | 105 contacts → | ||||
Exact match “Viva con Agua de Sankt Pauli is an organisation committed to ensuring that all people worldwide have access to clean drinking water.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 9 | 102 contacts → | ||||
Exact match “Transforming lives and sharing God's love through sustainable access to safe water, sanitation, and hygiene in the places that need it most.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 10 | 95 contacts → | ||||
Exact match “Safe Water Network is a dynamic non-profit organization committed to delivering innovative and sustainable solutions for safe water access in underserved communities.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 11 | 92 contacts → | ||||
Exact match “Wine To Water is a global nonprofit committed to loving and serving through the power of clean water.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 12 | 79 contacts → | ||||
Exact match “Naandi Water is a new generation community social enterprise with a mission to save lives by providing safe drinking water to the underserved in a sustainable way.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 13 | 78 contacts → | ||||
Exact match “Amazi Water is the primary, in-country partner for clean water projects in Burundi.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 14 | 77 contacts → | ||||
Exact match “It's not just about scarcity: the systems that should give people access to safe water and sanitation either don't exist or are breaking down, on a massive scale, across the world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 15 | 75 contacts → | ||||
Exact match “According to the World Bank: 2.2 billion people lack access to clean drinking water; 4.2 billion people lack access to safely managed sanitation services (e.g, toilets); 3 billion…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 16 | 71 contacts → | ||||
Exact match “Aquaya is a nonprofit research and consulting organization dedicated to improving safe water, sanitation, and hygiene (WASH) in low- and middle-income countries through science…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 17 | 69 contacts → | ||||
Exact match “Splash is a nonprofit organization that designs child-focused water, sanitation, hygiene (WASH), and menstrual health solutions for governments in some of the world’s biggest…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 18 | 69 contacts → | ||||
Exact match “At LifeStraw our mission is simple, we believe everyone deserves equitable access to safe drinking water.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 19 | 67 contacts → | ||||
Exact match “Water is life.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 20 | 62 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 21 | 55 contacts → | ||||
Exact match “The Water Project, Inc, a dedicated 501(c)(3) non-profit, strives to alleviate the water crisis in sub-Saharan Africa, where water stress is notably higher than in many other…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 22 | 54 contacts → | ||||
Exact match “Thirst Project is the world’s largest youth water organization.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 23 | 50 contacts → | ||||
Exact match “Simavi is an independent international non-profit organisation.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 24 | 48 contacts → | ||||
Exact match “DigDeep is a human rights nonprofit working to ensure every person in the United States has access to clean running water and sanitation at home.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
| 25 | 43 contacts → | ||||
Exact match “People have always gathered around water to build.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “clean water charities”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 637 clean water charities worldwide
See the full list, filter by size, metro and specialty, and access 2,215 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Clean water charities worldwide at a glance
As of Sep 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for clean water charities are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “clean water charities” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 2,215 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Clean water charities by location
3 lists · largest firstEvery Clean water charities list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “clean water charities”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many clean water charities are there worldwide?
RevenueBase identified 637 company matches for clean water charities worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Wateraid tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most clean water charities?
The United States leads with 205 companies, followed by the United Kingdom (29) and India (25). Every clean water charities list by country and city is linked on this page.
Which city has the most clean water charities?
London leads with 16 company records, followed by Los Angeles (10) and Nairobi (8).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,215 professional contacts with verified work emails tracked across these 637 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 637 clean water charities worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
Company intelligence · public preview
Top 25 clean water charities worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 637 matching company records for clean water charities worldwide, with 8,389 tracked contacts and 2,215 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 clean water charities worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Wateraidwateraid.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,206 contacts → |
“WaterAid is an international charity with one goal: to change the world through water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | water.orgwater.org HQ: Kansas City, MO, United StatesReported employees: 201-500 | Kansas City, MO, United States | 201-500 | Exact match | 642 contacts → |
“We believe there's a smart way to end the global water crisis.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Water For Peoplewaterforpeople.org HQ: Greenwood Village, CO, United StatesReported employees: 51-200 | Greenwood Village, CO, United States | 51-200 | Exact match | 500 contacts → |
“Water For People promotes the development of high-quality drinking water and sanitation services accessible to all – sustained by strong communities, businesses, and governments.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Charity Watercharitywater.org HQ: Franklin, TN, United StatesReported employees: 51-200 | Franklin, TN, United States | 51-200 | Exact match | 312 contacts → |
“charity: water is a non-profit bringing clean and safe drinking water to people around the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Impact Waterimpactwater.foundation HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 216 contacts → |
“Impact Water provides safe drinking water solutions to over partner schools, supporting 24 million students daily.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Waterhealth Internationalwaterhealth.com HQ: Irvine, CA, United StatesReported employees: 501-1,000 | Irvine, CA, United States | 501-1,000 | Exact match | 197 contacts → |
“WaterHealth International (WHI) is a global leader in providing access to safe, WHO-quality affordable drinking water to underserved communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Water Sanitation And Hygiene Institute Wash Institutewashinstitute.org HQ: New Delhi, IndiaReported employees: 201-500 | New Delhi, India | 201-500 | Exact match | 166 contacts → |
“Water, Sanitation and Hygiene Institute (WASH Institute) is a registered NGO established in 2008 in Kodaikanal, Tamil Nadu.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Viva CON Aguavivaconagua.org HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 105 contacts → |
“Viva con Agua de Sankt Pauli is an organisation committed to ensuring that all people worldwide have access to clean drinking water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Water For Goodwaterforgood.org HQ: Bentonville, AR, United StatesReported employees: 201-500 | Bentonville, AR, United States | 201-500 | Exact match | 102 contacts → |
“Transforming lives and sharing God's love through sustainable access to safe water, sanitation, and hygiene in the places that need it most.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Safe Water Networksafewaternetwork.org HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 95 contacts → |
“Safe Water Network is a dynamic non-profit organization committed to delivering innovative and sustainable solutions for safe water access in underserved communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Wine To Waterwtw.org HQ: Boone, NC, United StatesReported employees: 51-200 | Boone, NC, United States | 51-200 | Exact match | 92 contacts → |
“Wine To Water is a global nonprofit committed to loving and serving through the power of clean water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Naandi Water Certified B Corpnaandiwater.in HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 79 contacts → |
“Naandi Water is a new generation community social enterprise with a mission to save lives by providing safe drinking water to the underserved in a sustainable way.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Amazi Wateramaziwater.org HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 78 contacts → |
“Amazi Water is the primary, in-country partner for clean water projects in Burundi.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ircwashircwash.org HQ: The Hague, NetherlandsReported employees: 51-200 | The Hague, Netherlands | 51-200 | Exact match | 77 contacts → |
“It's not just about scarcity: the systems that should give people access to safe water and sanitation either don't exist or are breaking down, on a massive scale, across the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Engineers In Actionengineersinaction.org HQ: Tulsa, OK, United StatesReported employees: 11-50 | Tulsa, OK, United States | 11-50 | Exact match | 75 contacts → |
“According to the World Bank: 2.2 billion people lack access to clean drinking water; 4.2 billion people lack access to safely managed sanitation services (e.g, toilets); 3 billion…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Aquayaaquaya.org HQ: Nairobi, KenyaReported employees: 11-50 | Nairobi, Kenya | 11-50 | Exact match | 71 contacts → |
“Aquaya is a nonprofit research and consulting organization dedicated to improving safe water, sanitation, and hygiene (WASH) in low- and middle-income countries through science…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Splash Internationalsplash.org HQ: Seattle, United StatesReported employees: 51-200 | Seattle, United States | 51-200 | Exact match | 69 contacts → |
“Splash is a nonprofit organization that designs child-focused water, sanitation, hygiene (WASH), and menstrual health solutions for governments in some of the world’s biggest…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Lifestrawlifestraw.com HQ: Baltimore, MD, United StatesReported employees: 51-200 | Baltimore, MD, United States | 51-200 | Exact match | 69 contacts → |
“At LifeStraw our mission is simple, we believe everyone deserves equitable access to safe drinking water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Join For Waterjoinforwater.ngo HQ: Gent, BelgiumReported employees: 51-200 | Gent, Belgium | 51-200 | Exact match | 67 contacts → |
“Water is life.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Waterlife India Pvt.Ltdwaterlifeindia.com HQ: IndiaReported employees: 51-200 | India | 51-200 | Exact match | 62 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | The Water Projectthewaterproject.org HQ: Concord, NH, United StatesReported employees: 11-50 | Concord, NH, United States | 11-50 | Exact match | 55 contacts → |
“The Water Project, Inc, a dedicated 501(c)(3) non-profit, strives to alleviate the water crisis in sub-Saharan Africa, where water stress is notably higher than in many other…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Thirst Projectthirstproject.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 54 contacts → |
“Thirst Project is the world’s largest youth water organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Simavisimavi.nl HQ: NetherlandsReported employees: 11-50 | Netherlands | 11-50 | Exact match | 50 contacts → |
“Simavi is an independent international non-profit organisation.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Digdeepdigdeep.org HQ: Los Angeles, CA, United StatesReported employees: 51-200 | Los Angeles, CA, United States | 51-200 | Exact match | 48 contacts → |
“DigDeep is a human rights nonprofit working to ensure every person in the United States has access to clean running water and sanitation at home.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Topia Watertopiawater.com HQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 43 contacts → |
“People have always gathered around water to build.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 637 company matches
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Clean water charities: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
637 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 637 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Clean water charities by location
3 lists · largest firstEvery Clean water charities list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for clean water charities?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many clean water charities did RevenueBase find worldwide?
The saved snapshot records 637 matching company records, 8,389 tracked contacts and 2,215 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 clean water charities worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/clean-water-charities.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 clean water charities worldwide
RevenueBase records 637 matching company records for clean water charities worldwide, with 8,389 tracked contacts and 2,215 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 19, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 clean water charities worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Wateraidwateraid.org HQ: London, United KingdomReported employees: 501-1,000 | London, United Kingdom | 501-1,000 | Exact match | 1,206 contacts → |
“WaterAid is an international charity with one goal: to change the world through water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | water.orgwater.org HQ: Kansas City, MO, United StatesReported employees: 201-500 | Kansas City, MO, United States | 201-500 | Exact match | 642 contacts → |
“We believe there's a smart way to end the global water crisis.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Water For Peoplewaterforpeople.org HQ: Greenwood Village, CO, United StatesReported employees: 51-200 | Greenwood Village, CO, United States | 51-200 | Exact match | 500 contacts → |
“Water For People promotes the development of high-quality drinking water and sanitation services accessible to all – sustained by strong communities, businesses, and governments.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Charity Watercharitywater.org HQ: Franklin, TN, United StatesReported employees: 51-200 | Franklin, TN, United States | 51-200 | Exact match | 312 contacts → |
“charity: water is a non-profit bringing clean and safe drinking water to people around the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Impact Waterimpactwater.foundation HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 216 contacts → |
“Impact Water provides safe drinking water solutions to over partner schools, supporting 24 million students daily.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Waterhealth Internationalwaterhealth.com HQ: Irvine, CA, United StatesReported employees: 501-1,000 | Irvine, CA, United States | 501-1,000 | Exact match | 197 contacts → |
“WaterHealth International (WHI) is a global leader in providing access to safe, WHO-quality affordable drinking water to underserved communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Water Sanitation And Hygiene Institute Wash Institutewashinstitute.org HQ: New Delhi, IndiaReported employees: 201-500 | New Delhi, India | 201-500 | Exact match | 166 contacts → |
“Water, Sanitation and Hygiene Institute (WASH Institute) is a registered NGO established in 2008 in Kodaikanal, Tamil Nadu.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Viva CON Aguavivaconagua.org HQ: Hamburg, GermanyReported employees: 11-50 | Hamburg, Germany | 11-50 | Exact match | 105 contacts → |
“Viva con Agua de Sankt Pauli is an organisation committed to ensuring that all people worldwide have access to clean drinking water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Water For Goodwaterforgood.org HQ: Bentonville, AR, United StatesReported employees: 201-500 | Bentonville, AR, United States | 201-500 | Exact match | 102 contacts → |
“Transforming lives and sharing God's love through sustainable access to safe water, sanitation, and hygiene in the places that need it most.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Safe Water Networksafewaternetwork.org HQ: New York, NY, United StatesReported employees: 51-200 | New York, NY, United States | 51-200 | Exact match | 95 contacts → |
“Safe Water Network is a dynamic non-profit organization committed to delivering innovative and sustainable solutions for safe water access in underserved communities.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Wine To Waterwtw.org HQ: Boone, NC, United StatesReported employees: 51-200 | Boone, NC, United States | 51-200 | Exact match | 92 contacts → |
“Wine To Water is a global nonprofit committed to loving and serving through the power of clean water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Naandi Water Certified B Corpnaandiwater.in HQ: Hyderabad, IndiaReported employees: 51-200 | Hyderabad, India | 51-200 | Exact match | 79 contacts → |
“Naandi Water is a new generation community social enterprise with a mission to save lives by providing safe drinking water to the underserved in a sustainable way.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Amazi Wateramaziwater.org HQ: United StatesReported employees: 51-200 | United States | 51-200 | Exact match | 78 contacts → |
“Amazi Water is the primary, in-country partner for clean water projects in Burundi.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ircwashircwash.org HQ: The Hague, NetherlandsReported employees: 51-200 | The Hague, Netherlands | 51-200 | Exact match | 77 contacts → |
“It's not just about scarcity: the systems that should give people access to safe water and sanitation either don't exist or are breaking down, on a massive scale, across the world.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Engineers In Actionengineersinaction.org HQ: Tulsa, OK, United StatesReported employees: 11-50 | Tulsa, OK, United States | 11-50 | Exact match | 75 contacts → |
“According to the World Bank: 2.2 billion people lack access to clean drinking water; 4.2 billion people lack access to safely managed sanitation services (e.g, toilets); 3 billion…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Aquayaaquaya.org HQ: Nairobi, KenyaReported employees: 11-50 | Nairobi, Kenya | 11-50 | Exact match | 71 contacts → |
“Aquaya is a nonprofit research and consulting organization dedicated to improving safe water, sanitation, and hygiene (WASH) in low- and middle-income countries through science…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Splash Internationalsplash.org HQ: Seattle, United StatesReported employees: 51-200 | Seattle, United States | 51-200 | Exact match | 69 contacts → |
“Splash is a nonprofit organization that designs child-focused water, sanitation, hygiene (WASH), and menstrual health solutions for governments in some of the world’s biggest…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Lifestrawlifestraw.com HQ: Baltimore, MD, United StatesReported employees: 51-200 | Baltimore, MD, United States | 51-200 | Exact match | 69 contacts → |
“At LifeStraw our mission is simple, we believe everyone deserves equitable access to safe drinking water.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Join For Waterjoinforwater.ngo HQ: Gent, BelgiumReported employees: 51-200 | Gent, Belgium | 51-200 | Exact match | 67 contacts → |
“Water is life.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Waterlife India Pvt.Ltdwaterlifeindia.com HQ: IndiaReported employees: 51-200 | India | 51-200 | Exact match | 62 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 21 | The Water Projectthewaterproject.org HQ: Concord, NH, United StatesReported employees: 11-50 | Concord, NH, United States | 11-50 | Exact match | 55 contacts → |
“The Water Project, Inc, a dedicated 501(c)(3) non-profit, strives to alleviate the water crisis in sub-Saharan Africa, where water stress is notably higher than in many other…” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Thirst Projectthirstproject.org HQ: Los Angeles, CA, United StatesReported employees: 11-50 | Los Angeles, CA, United States | 11-50 | Exact match | 54 contacts → |
“Thirst Project is the world’s largest youth water organization.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Simavisimavi.nl HQ: NetherlandsReported employees: 11-50 | Netherlands | 11-50 | Exact match | 50 contacts → |
“Simavi is an independent international non-profit organisation.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Digdeepdigdeep.org HQ: Los Angeles, CA, United StatesReported employees: 51-200 | Los Angeles, CA, United States | 51-200 | Exact match | 48 contacts → |
“DigDeep is a human rights nonprofit working to ensure every person in the United States has access to clean running water and sanitation at home.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Topia Watertopiawater.com HQ: Cape Town, South AfricaReported employees: 11-50 | Cape Town, South Africa | 11-50 | Exact match | 43 contacts → |
“People have always gathered around water to build.” Recorded description excerpt · September 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 637 company matches
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Clean water charities: dataset insights
September 19, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
637 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 637 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 19, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Clean water charities by location
3 lists · largest firstEvery Clean water charities list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for clean water charities?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many clean water charities did RevenueBase find worldwide?
The saved snapshot records 637 matching company records, 8,389 tracked contacts and 2,215 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 19, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 clean water charities worldwide. Snapshot: September 19, 2026. https://revenuebase.ai/companies/browse/clean-water-charities.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗