Company lists · Data refreshed November 2026

Top 25 Forward osmosis companies worldwide

RevenueBase identified 1,034 company matches for forward osmosis companies worldwide as of November 2026 and tracks 8,524 professional contacts across them, including 1,626 with verified work emails. India is the largest market and Delhi the largest hub.

This list covers company matches for forward osmosis companies 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 November 6, 2026. Country and city lists for forward osmosis companies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,034Companies
8,524Contacts tracked
1,626Verified emails
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The 25 largest forward osmosis companies worldwide

Ranked by team size
Top 25 of 1,034 company matches for forward osmosis companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchCanonsburg, PA, United StatesHQ recorded Nov 6, 2026501-1,0001,006 contacts →

Exact match

“Aquatech enables the world's most recognized companies to solve complex challenges in water reuse, desalination, minimal and zero liquid discharge, and critical minerals…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 2026201-500353 contacts →

Exact match

“CN Water is the leading provider of next-generation water technology products and water system lifecycle solutions to meet the unique needs of the Indian pharmaceutical, life…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSingapore, United StatesHQ recorded Nov 6, 2026201-500165 contacts →

Exact match

“Together with our customers, BW Water, now part of De Nora Water Technologies, is committed to addressing the world's most critical water challenges.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchAhmedabad, IndiaHQ recorded Nov 6, 20261,001-5,000111 contacts →

Exact match

“LEXCRU Water Tech Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchRochdale, United KingdomHQ recorded Nov 6, 202651-20086 contacts →

Exact match

“Salt Separation Services Limited is an independent water treatment company specialising in the design, manufacture, installation and commissioning of water treatment systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchTallinn, EstoniaHQ recorded Nov 6, 20261,001-5,00086 contacts →

Exact match

“AQUAPHOR water filters is a leading technology developer and manufacturer of drinking water purifiers, water softeners, and commercial reverse osmosis systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchMonroe, MI, United StatesHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“FEDCO is a global leader in the manufacture and sale of pumps and energy recovery devices (ERDs) for brackish and seawater reverse osmosis (RO) desalination systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGroot-ammers, NetherlandsHQ recorded Nov 6, 202651-20080 contacts →

Exact match

“Logisticon Water Treatment designs and constructs complete water treatment installations for the preparation of drinking and process water, and for the treatment of communal and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchRennes, FranceHQ recorded Nov 6, 202651-20063 contacts →

Exact match

“Sweetch Energy is a renewable energy company pioneering osmotic power, turning the natural salinity of water into clean, 24/7, and cost-efficient electricity.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBlairgowrie, South AfricaHQ recorded Nov 6, 202611-5061 contacts →

Exact match

“Sagisa is a filtration and water purification company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchAldaia, SpainHQ recorded Nov 6, 202651-20061 contacts →

Exact match

“Manufacturer and wholesale exporter of equipment for water treatment, both domestic and industrial, specializing in: reverse osmosis, filtration, ultrafiltration, MBR…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchVista, CA, United StatesHQ recorded Nov 6, 2026201-50056 contacts →

Exact match

“Global water technology solutions provider since 1983.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLivermore, CA, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Manufacturer of a complete line of water treatment systems for homes and businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAlberton, South AfricaHQ recorded Nov 6, 202651-20049 contacts →

Exact match

“Perfect Water is the leaders in water purification and specialists in providing clean and safe drinking water to consumers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLoves Park, IL, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“WaterSurplus is a leader in sustainable water treatment, delivering high-performance solutions across industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchZusmarshausen, GermanyHQ recorded Nov 6, 202651-20047 contacts →

Exact match

“Jede große Geschichte hat ihren Anfang, so auch die der Bela Aqua GmbH – oder die Geschichte der beiden Menschen, die dahinterstehen: Christine und Günter Brandl.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGurgaon, IndiaHQ recorded Nov 6, 2026201-50044 contacts →

Exact match

“Established in the year 2008, RO Care is today standing distinctively among numerous traders and suppliers of RO water purifier systems, RO plant products and water treatment…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202651-20044 contacts →

Exact match

“A.O.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchOcala, SC, United StatesHQ recorded Nov 6, 2026201-50043 contacts →

Exact match

“Consolidated Water Group, LLC.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMarlton, NJ, United StatesHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“ROTEC offers ultra-high recovery desalination via the proprietary Flow Reversal technology, that “goes against the flow” of conventional design thinking, boosting performance…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCittadella, ItalyHQ recorded Nov 6, 202651-20036 contacts →

Exact match

“Think:water is a leader in the water treatment industry, offering a complete range of filters and reverse osmosis systems, entirely made in Italy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGellainville, FranceHQ recorded Nov 6, 202611-5035 contacts →

Exact match

“OSMOSUN specializes in innovative water treatment solutions using renewable energy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchBardoli, IndiaHQ recorded Nov 6, 2026501-1,00034 contacts →

Exact match

“Founded in 1995, Hitech has been recognized by I.S.O: 9001:2008, 14001:2004, 18001:2007 standards that improve the quality of water by completely eliminating the harmful…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMidrand, South AfricaHQ recorded Nov 6, 202611-5033 contacts →

Exact match

“We are based in the heart of Johannesburg, the land of Gold.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCuritiba, BrazilHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“O propósito da VEXER é oferecer a melhor alternativa para clientes que buscam confiabilidade na área de tratamento de água, especialmente em equipamentos de Osmose Reversa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,034 forward osmosis companies worldwide

See the full list, filter by size, metro and specialty, and access 1,626 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Forward osmosis companies worldwide at a glance

As of Nov 6, 2026
19.1%Verified-email coverage
8.2Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Delhi
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
419
11-50
375
51-200
149
201-500
59
501-1,000
14
1,001-5,000
4
10001+
1

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 forward osmosis companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “forward osmosis companies” 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 1,626 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 November 6, 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.

Forward osmosis companies by location

2 lists · largest first

Every Forward osmosis companies 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 “forward osmosis companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many forward osmosis companies are there worldwide?

RevenueBase identified 1,034 company matches for forward osmosis companies worldwide as of November 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?

Aquatech tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most forward osmosis companies?

India leads with 201 companies, followed by the United States (198). Every forward osmosis companies list by country and city is linked on this page.

Which city has the most forward osmosis companies?

Delhi leads with 20 company records, followed by New Delhi (16) and Ahmedabad (15).

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 1,626 professional contacts with verified work emails tracked across these 1,034 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 November 6, 2026.

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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.