Company lists · Data refreshed November 2026

Top 25 Oil and gas produced water treatment companies based in the United Kingdom

RevenueBase identified 84 company matches for oil and gas produced water treatment companies associated with the United Kingdom as of November 2026 and tracks 2,161 professional contacts across them, including 896 with verified work emails. London is the largest hub.

This list covers company matches for oil and gas produced water treatment companies associated with the United Kingdom, 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 4, 2026.

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 4, 2026 How this list was built
84Companies
2,161Contacts tracked
896Verified emails
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The 25 largest oil and gas produced water treatment companies based in the United Kingdom

Ranked by team size
Top 25 of 84 company matches for oil and gas produced water treatment companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchDyce, United KingdomHQ recorded Nov 4, 2026501-1,000476 contacts →

Exact match

“TWMA is the world’s drilling waste specialist; pioneering the best solutions & technology to turn waste into value.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchInverness Highlands, United KingdomHQ recorded Nov 4, 2026501-1,000380 contacts →

Exact match

“RSE is a trusted clean water technology company, developing market leading products and solutions for purifying drinking water, recycling wastewater and cleaning water in…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3Exact matchMonmouth, United KingdomHQ recorded Nov 4, 202651-20087 contacts →

Exact match

“At Siltbuster Ltd, we operate the UK’s largest rental fleet of water treatment systems, setting the industry benchmark for rapid, reliable, and cost-effective solutions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4Exact matchRochdale, United KingdomHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
5Exact matchAlfreton, United KingdomHQ recorded Nov 4, 2026201-50084 contacts →

Exact match

“Envirogen Group is a global leader in industrial water treatment and process filtration solutions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6Exact matchDyce, United KingdomHQ recorded Nov 4, 202611-5049 contacts →

Exact match

“OUR EQUIPMENT SUPPORTS YOUR SUSTAINABLE DEVELOPMENT OSSO is a fully integrated service and maintenance company providing specialist fluid separation, water treatment & heat…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Nov 4, 202651-20046 contacts →

Exact match

“Hydro Industries.generating clean water Clean Water is a limited natural resource essential for life and economic growth.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchEast Cowes, United KingdomHQ recorded Nov 4, 202651-20039 contacts →

Exact match

“Vikoma has been manufacturing reliable and innovative oil recovery and environment protection equipment for over 50 years.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchNewbury, United KingdomHQ recorded Nov 4, 202611-5039 contacts →

Exact match

“As a world-leading independent consultancy in oil and gas field water management, our team provides on-site fluid sampling, laboratory analysis, specialty monitoring equipment for…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchRuncorn, United KingdomHQ recorded Nov 4, 202611-5037 contacts →

Exact match

“Tertiary water treatment specialist.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11Exact matchBethesda, United KingdomHQ recorded Nov 4, 202611-5029 contacts →

Exact match

“Elentec develops and supplies electrochemical water treatment systems - together with appropriate separation technology.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchCastleford, United KingdomHQ recorded Nov 4, 202611-5024 contacts →

Exact match

“At Excel Water, we pride ourselves on our unwavering commitment to delivering exceptional water treatment and purification solutions tailored to the diverse needs of our clients.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchBicester, United KingdomHQ recorded Nov 4, 202611-5022 contacts →

Exact match

“Our core team have numerous years experience in the field of commercial water treatment and a proven track record of delivering effective, compliant water treatments packages.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchWorcester, United KingdomHQ recorded Nov 4, 202611-5015 contacts →

Exact match

“Aquabio is a pioneering company born with a passion for innovation combined with a strong ethos for environmental sustainability.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchCamberley, United KingdomHQ recorded Nov 4, 202611-5013 contacts →

Exact match

“Our expertise spans the full spectrum of water treatment, including adherence to BSRIA codes and the application of CPC Filtration methodology.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchDaventry, United KingdomHQ recorded Nov 4, 202611-5013 contacts →

Exact match

“B&V Chemicals offer water treatment companies worldwide the opportunity to expand their product range and receive industry leading technical back-up.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchOakstown, United KingdomHQ recorded Nov 4, 202611-5013 contacts →

Exact match

“O'Reilly Oakstown provides an environmentally responsible wastewater treatment solution for both homes and businesses.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchCromhall, United KingdomHQ recorded Nov 4, 202611-5012 contacts →

Exact match

“Enhydra Ltd is a process engineering company based in the United Kingdom, who supplies equipment and services around the world from Alaska to Australia.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchHigh Wycombe Bucks, United KingdomHQ recorded Nov 4, 20261-1011 contacts →

Exact match

“ESMIL Process Systems is an award winning Construction company located in United Kingdom.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchNewry, United KingdomHQ recorded Nov 4, 202611-5010 contacts →

Exact match

“Water Tecnik specialises in delivering practical, compliant, and cost-effective industrial wastewater and effluent treatment solutions.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 4, 202651-20010 contacts →

Exact match

“Jurby WaterTech International is European engineering and chemical company offering its clients secure superior solutions in the field of industrial and domestic / potable water…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact matchRugby, United KingdomHQ recorded Nov 4, 20261-109 contacts →

Exact match

“APSL Systems Limited (APSL) is a global supplier of Oil, Gas, Produced Water and Sea Water process equipment solutions to the Oil, Gas, Refining and Petrochemicals Industries.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchCranleigh, United KingdomHQ recorded Nov 4, 202611-509 contacts →

Exact match

“Puretech Environmental Waste Water Treatment Company are specialists in all Industrial Effluent Treatment Systems.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 4, 202611-509 contacts →

Exact match

“The specialists of Howe-Baker have great experience in all aspects of natural gas processing, crude oil refinery and water treatment plants.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchLedbury, United KingdomHQ recorded Nov 4, 202611-508 contacts →

Exact match

“PureTec Separations is a leader in technologies and customer experience within the water treatment and product processing industries.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 84 oil and gas produced water treatment companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 896 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas produced water treatment companies based in the United Kingdom at a glance

As of Nov 4, 2026
41.5%Verified-email coverage
25.7Average contacts per company
11-50Median size (employees)
7.1%Largest-city concentration · London
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
35
11-50
31
51-200
7
201-500
3
501-1,000
4

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 84 companies.

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.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “oil and gas produced water treatment 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 896 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 4, 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.

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 “oil and gas produced water treatment companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas produced water treatment companies are there based in the United Kingdom?

RevenueBase identified 84 company matches for oil and gas produced water treatment companies associated with the United Kingdom 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?

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

Which city has the most oil and gas produced water treatment companies?

London leads with 6 company records, followed by Aberdeen (4) and Aylesbury (2).

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 896 professional contacts with verified work emails tracked across these 84 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 4, 2026.

Ready to reach these companies? Verified emails and direct dials for all 84 oil and gas produced water treatment companies based in the United Kingdom. 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.