Company lists · Data refreshed September 2026

Top 19 Reverse osmosis plant construction companies based in the United Arab Emirates

RevenueBase identified 123 reverse osmosis plant construction companies headquartered in the United Arab Emirates as of September 2026 and tracks 2,788 professional contacts across them, including 195 with verified work emails. Dubai is the largest hub.

This list covers reverse osmosis plant construction companies headquartered in the United Arab Emirates, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review
123Companies
2,788Contacts tracked
195Verified emails
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The 19 largest reverse osmosis plant construction companies based in the United Arab Emirates

Ranked by team size
Top 19 of 123 reverse osmosis plant construction companies based in the United Arab Emirates, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to reverse osmosis plant construction companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceAjman, United Arab EmiratesHQ checked Sep 16, 2026201-500138 contacts →

Indirect evidence

“Moalajah is a leading company providing water and waste-water services to its clients in UAE.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceSaif Zone, United Arab EmiratesHQ checked Sep 16, 202651-20081 contacts →

Indirect evidence

“MENA-Water is an engineering and manufacturing company that provides innovative solutions and services in the fields of water and wastewater treatment.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceSharjah, United Arab EmiratesHQ checked Sep 16, 202651-20056 contacts →

Indirect evidence

“Established in the Year 1992 in The United Arab Emirates as a small desalination system provider and later on emerged as a Technology driven company with services and solutions…”

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceAbu Dhabi, United Arab EmiratesHQ checked Sep 16, 202651-20042 contacts →

Indirect evidence

“Engineering Marketing Est.(EME), established in 1980, is one of the UAE’s leading and longest established companies specialized in the design and build of swimming pools, water…”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceDubai Silicon Oasis, United Arab EmiratesHQ checked Sep 16, 202651-20035 contacts →

Indirect evidence

“We, at Emvees, pursue excellence in providing water and wastewater treatment systems for our clients.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202611-5032 contacts →

Indirect evidence

“Clear Water Solutions LLC is a UAE-based company, a subsidiary of Oasis Investment Co.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceAbu Dhabi, United Arab EmiratesHQ checked Sep 16, 202611-5022 contacts →

Indirect evidence

“As populations grow and the world further develops, there has been an increase in demand for a better life.”

Source: RevenueBase Database · checked Sep 16, 2026
8Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202651-20021 contacts →

Indirect evidence

“Hydrotec is a global leader in the design and manufacture of water treatment products for the building services industry.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202611-5017 contacts →

Indirect evidence

“We are an environmental technologies company that supplies equipment packages and treatment solutions for the water and wastewater industries.”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceUmm Al Quwain, United Arab EmiratesHQ checked Sep 16, 202611-5015 contacts →

Indirect evidence

“Water Engineering Industrial Equipment LLC is located in the United Arab Emirates.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceAl Karama, United Arab EmiratesHQ checked Sep 16, 202611-5013 contacts →

Indirect evidence

“Established in 1998, Silver Corner Trading (SCT) gained the trust and confidence of its customers through its incomparable quality services.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceUnited Arab EmiratesHQ checked Sep 16, 202651-20012 contacts →

Indirect evidence

“Established in 1986, PROXA is a leading water treatment specialist whose integrated services cover the entire water cycle and spans numerous global industries, including: mining…”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“We power industries and commercial facilities with advanced water and environmental solutions built for the UAE.”

Source: RevenueBase Database · checked Sep 16, 2026
14Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202651-2006 contacts →

Indirect evidence

“Aqua Best is a health care products company with a vision to make the world a healthy and a happy place.”

Source: RevenueBase Database · checked Sep 16, 2026
15Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202611-506 contacts →

Indirect evidence

“Water Pioneers is one of the best firms in the United Arab Emirates for designing, installing, and commissioning water and Grey-water systems.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceRas Al Khaimah, United Arab EmiratesHQ checked Sep 16, 202611-504 contacts →

Indirect evidence

“A regenerated RO membrane is not a used membrane that someone rinsed off and dropped into a new box.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202611-504 contacts →

Indirect evidence

“We at EMSERVE bring the most advanced technologies and capabilities to help our customers solve their biggest water challenges.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 20261-104 contacts →

Indirect evidence

“Chemsbury, a renowned provider of water treatment solutions, delivers top-notch products crafted to the highest global standards by leading manufacturers.”

Source: RevenueBase Database · checked Sep 16, 2026
19Indirect evidenceDubai, United Arab EmiratesHQ checked Sep 16, 202651-2003 contacts →

Indirect evidence

“Advanced Watertek has been in the water treatment industry since 1984.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 19 of 123 reverse osmosis plant construction companies based in the United Arab Emirates

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Reverse osmosis plant construction companies based in the United Arab Emirates at a glance

As of Sep 16, 2026
7.0%Verified-email coverage
22.7Average contacts per company
11-50Median size (employees)
39.8%Largest-city concentration · Dubai
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
22
11-50
64
51-200
18
201-500
8
501-1,000
4
1,001-5,000
6
10001+
1

Email recency for this list is measured worldwide rather than for United Arab Emirates, so it is reported there. Company counts and contact totals on this page are exact for United Arab Emirates, over 123 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among reverse osmosis plant construction companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in the United Arab Emirates whose own description of what they do matches “reverse osmosis plant construction companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names reverse osmosis plant construction companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among reverse osmosis plant construction companies, and records with no verified work email. Companies headquartered outside United Arab Emirates are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 195 across the full list. 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 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Reverse osmosis plant construction companies by metro

  • Reverse osmosis plant construction companies in Dubai49

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names reverse osmosis plant construction companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many reverse osmosis plant construction companies are there based in the United Arab Emirates?

RevenueBase identified 123 reverse osmosis plant construction companies headquartered in the United Arab Emirates as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Moalajah, headquartered in United Arab Emirates, tops this list with the largest team on record.

Which city has the most reverse osmosis plant construction companies?

Dubai leads with 49 headquartered companies, followed by Abu Dhabi (17) and Sharjah (11).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 195 verified decision-maker contacts tracked across these 123 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 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 Smart Search, 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.