Company lists · Data refreshed October 2026

Top 25 Chemical treatment system integrators based in the United Kingdom

Name: Chemical treatment system integrators based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 352 companies tracked

RevenueBase identified 352 company matches for chemical treatment system integrators associated with the United Kingdom as of October 2026 and tracks 5,443 professional contacts across them, including 1,911 with verified work emails. London is the largest hub.

This list covers company matches for chemical treatment system integrators 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 October 9, 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 Oct 9, 2026 How this list was built

352Companies

5,443Contacts tracked

1,911Verified emails

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The 25 largest chemical treatment system integrators based in the United Kingdom

Ranked by team size

Top 25 of 352 company matches for chemical treatment system integrators based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	NCH Europe	Exact match	Wolverhampton, United KingdomHQ recorded Oct 9, 2026	10001+	466 contacts →
	Exact match “Industrial solutions since 1919 At NCH, we don’t just sell products-we deliver solutions that keep businesses moving.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
2	RSE	Exact match	Inverness Highlands, United KingdomHQ recorded Oct 9, 2026	501-1,000	291 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 · Oct 9, 2026 · View company records in RevenueBase
3	Biwater	Exact match	Surrey, United KingdomHQ recorded Oct 9, 2026	501-1,000	186 contacts →
	Exact match “Biwater is a world leader in treated water, providing large-scale water and wastewater solutions for clients across the world.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	Severn Trent Services	Exact match	Coventry, United KingdomHQ recorded Oct 9, 2026	1,001-5,000	147 contacts →
	Exact match “Severn Trent Services offer a range of services to municipal and industrial clients, including the Ministry of Defence and the Coal Authority, for design, build and operation of…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Enpure	Exact match	Birmingham, United KingdomHQ recorded Oct 9, 2026	51-200	113 contacts →
	Exact match “Enpure is a process engineering company specializing in water, wastewater and sludge treatment as well as waste-to-energy solutions with a global presence.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	ERG AIR Pollution Control LTD	Exact match	Horsham, United KingdomHQ recorded Oct 9, 2026	51-200	94 contacts →
	Exact match “ERG is a specialist environmental engineering contractor.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	Salt Separation Services Limited	Exact match	Rochdale, United KingdomHQ recorded Oct 9, 2026	51-200	84 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 · Oct 9, 2026 · View company records in RevenueBase
8	Feedwater Limited	Exact match	Moreton, United KingdomHQ recorded Oct 9, 2026	51-200	84 contacts →
	Exact match “Feedwater Ltd is a UK Water Treatment Company, established in 1976 specifically to supply products and services for the treatment of water for steam boilers, cooling towers…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	Envirogen Group	Exact match	Alfreton, United KingdomHQ recorded Oct 9, 2026	201-500	84 contacts →
	Exact match “Envirogen Group is a global leader in industrial water treatment and process filtration solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Siltbuster LTD	Exact match	Monmouth, United KingdomHQ recorded Oct 9, 2026	51-200	83 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 · Oct 9, 2026 · View company records in RevenueBase
11	Lintott Control Systems	Exact match	Norwich, United KingdomHQ recorded Oct 9, 2026	51-200	75 contacts →
	Exact match “Lintott is a specialist, customer-centric designer & manufacturer of elegant, factory-built, packaged process solutions for Blue-Chip Utility & Process Industry businesses.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Richard Alan	Exact match	Dewsbury, United KingdomHQ recorded Oct 9, 2026	51-200	75 contacts →
	Exact match “Established in 1970, the West Yorkshire-based Richard Alan Group is a portfolio of businesses providing high-quality Engineering Design, Manufacture, Installation and Servicing to…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Jacopa Limited	Exact match	West Bromwich, United KingdomHQ recorded Oct 9, 2026	51-200	72 contacts →
	Exact match “Many of the best known, most respected and reliable brand names in the wastewater industry are part of Jacopa's heritage.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Nijhuis Saur Industries UK And Ireland	Exact match	United Kingdom & Ireland, United KingdomHQ recorded Oct 9, 2026	201-500	71 contacts →
	Exact match “At Nijhuis Saur Industries UK & Ireland our aim is to help our customers realise the value of their water and wastewater.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	Advanced Water Technologies	Exact match	Warrington, United KingdomHQ recorded Oct 9, 2026	51-200	58 contacts →
	Exact match “Welcome to Advanced Water Technologies: A dedicated water treatment & hygiene specialists focused on providing optimum solutions across a vast array of services, chemicals…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	T-T Pumps LTD	Exact match	Woore, United KingdomHQ recorded Oct 9, 2026	51-200	56 contacts →
	Exact match “Established in 1959, T-T started out as a general engineering company before growing to consist of 6 divisions – T-T Pumps, T-T Controls and Automation, T-T Flow Valves, T-T…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	WES LTD	Exact match	Basingstoke, United KingdomHQ recorded Oct 9, 2026	51-200	55 contacts →
	Exact match “We design, manufacture and install innovative chemical dosing solutions for the UK water industry and industrial manufacturing companies.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Hydrotec Water Treatment Specialists	Exact match	High Wycombe, United KingdomHQ recorded Oct 9, 2026	51-200	54 contacts →
	Exact match “Hydrotec is the UK’s leading company in the design and manufacture of water treatment products for the building services industry.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Bluewater BIO	Exact match	London, United KingdomHQ recorded Oct 9, 2026	51-200	46 contacts →
	Exact match “Bluewater Bio is an award winning global leader in sustainable water and wastewater treatment.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	PH Water Part Of Complii	Exact match	Farnborough, United KingdomHQ recorded Oct 9, 2026	51-200	46 contacts →
	Exact match “ph Water technologies are one of the leading ‘Total Environment Solutions Companies' operating within the UK.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	Hydro Industries Limited	Exact match	London, United KingdomHQ recorded Oct 9, 2026	51-200	44 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 · Oct 9, 2026 · View company records in RevenueBase
22	Colloide	Exact match	Tyrone, United KingdomHQ recorded Oct 9, 2026	51-200	43 contacts →
	Exact match “Colloide Engineering Systems are a process engineering company, delivering tailored solutions for clients across many industries including Water and Wastewater, Food & Drink…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	BWA Water Additives	Exact match	M32 0tb, United KingdomHQ recorded Oct 9, 2026	51-200	43 contacts →
	Exact match “BWA is a technology-led specialty chemicals company who provides sustainable water management solutions to increase our customers’ competitive advantage.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Water Treatment Products LTD	Exact match	Blaenavon, United KingdomHQ recorded Oct 9, 2026	51-200	43 contacts →
	Exact match “Water Treatment Products Ltd, established in formulate and manufacture speciality chemicals for a wide range of water treatment companies and applications.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Scotmas Group	Exact match	Kelso, United KingdomHQ recorded Oct 9, 2026	51-200	40 contacts →
	Exact match “Scotmas Group is a leading manufacturer of Chlorine Dioxide products and dosing systems, for the most effective disinfection and water treatment possible.” Recorded in the RevenueBase company graph · Oct 9, 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 “chemical treatment system integrators”. 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 352 chemical treatment system integrators based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,911 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Chemical treatment system integrators based in the United Kingdom at a glance

As of Oct 9, 2026

35.1%Verified-email coverage

15.5Average contacts per company

11-50Median size (employees)

4.3%Largest-city concentration · London

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

166

11-50

124

51-200

201-500

501-1,000

1,001-5,000

10001+

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 352 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 “chemical treatment system integrators” 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 1,911 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 October 9, 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 “chemical treatment system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many chemical treatment system integrators are there based in the United Kingdom?

RevenueBase identified 352 company matches for chemical treatment system integrators associated with the United Kingdom as of October 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?

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

Which city has the most chemical treatment system integrators?

London leads with 15 company records, followed by Manchester (6) and Warrington (6).

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 1,911 professional contacts with verified work emails tracked across these 352 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 October 9, 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.