Company lists · Data refreshed October 2026

Top 25 Industrial water efficiency consultants based in the United Kingdom

RevenueBase identified 174 company matches for industrial water efficiency consultants associated with the United Kingdom as of October 2026 and tracks 9,046 professional contacts across them, including 2,977 with verified work emails. London is the largest hub.

This list covers company matches for industrial water efficiency consultants 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 16, 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 16, 2026 How this list was built
174Companies
9,046Contacts tracked
2,977Verified emails
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The 25 largest industrial water efficiency consultants based in the United Kingdom

Ranked by team size
Top 25 of 174 company matches for industrial water efficiency consultants based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 matchLondon, United KingdomHQ recorded Oct 16, 20265,001-10,0006,786 contacts →

Exact match

“At Pentair, we help the world sustainably move, improve, and enjoy water, life’s most essential resource.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchEdinburgh, United KingdomHQ recorded Oct 16, 2026201-500295 contacts →

Exact match

“We’re one of the largest water retailers in the UK, known for our passionate approach to customer service and exceptional knowledge of the water industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchKettering, United KingdomHQ recorded Oct 16, 202651-200123 contacts →

Exact match

“AWMS, part of Alumasc Group, is the first joined-up brand in integrated water management.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Oct 16, 202651-20095 contacts →

Exact match

“Isle’s vision is to be the leading catalyst in water industry transformation through exceptional business insight, technology, and innovative solutions.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchChichester, United KingdomHQ recorded Oct 16, 202651-20069 contacts →

Exact match

“Waterscan is an industry-leading sustainable water management company.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchRuthin, United KingdomHQ recorded Oct 16, 202611-5064 contacts →

Exact match

“Waterco Datrys is a leading consultancy in water and environmental engineering, formed through the merger of Waterco and Datrys in 2024.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchBristol, United KingdomHQ recorded Oct 16, 202651-20062 contacts →

Exact match

“water2business is a leading retailer of water and waste water management solutions to businesses and organisations across England and Scotland.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchWallasey, United KingdomHQ recorded Oct 16, 202651-20060 contacts →

Exact match

“Aqualogic is an integrated water conservation and demand management business, helping water companies reduce waste, improve performance and strengthen long-term resilience through…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchAshford, United KingdomHQ recorded Oct 16, 202651-20059 contacts →

Exact match

“Welcome to Ashford Environmental Services Limited, the UK's leading building services commissioning and water treatment specialist, providing a fully integrated service to…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchHigh Wycombe, United KingdomHQ recorded Oct 16, 202651-20054 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 16, 2026 · View company records in RevenueBase
11Exact matchWhite Moss Business Park, United KingdomHQ recorded Oct 16, 202611-5047 contacts →

Exact match

“Cotopaxi Energy is an independent engineering consultancy specialising in utility and carbon reduction.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchWolverhampton, United KingdomHQ recorded Oct 16, 202651-20041 contacts →

Exact match

“At Billi, we design and manufacture a range of energy efficient filtered water systems that offer our customers the very best in innovation, superior performance and reliability.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchPortland, United KingdomHQ recorded Oct 16, 2026201-50038 contacts →

Exact match

“Hydro International, a CRH Company, provides advanced products, services and expertise to help municipal, industrial and construction customers to improve their water management…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchGrantham, United KingdomHQ recorded Oct 16, 202611-5029 contacts →

Exact match

“Stadia Utilities is a UK market leading utilities and waste management consultancy with 16 years in business.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchYate, United KingdomHQ recorded Oct 16, 202611-5027 contacts →

Exact match

“At Artesia, our mission is to make the water sector more progressive, inclusive, and resilient.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchRickmansworth, United KingdomHQ recorded Oct 16, 202651-20023 contacts →

Exact match

“Smoothflow have been setting benchmark standards since our inception in 1992 and has grown into one of the most highly regarded providers of water treatment, commissioning &…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchLondon, United KingdomHQ recorded Oct 16, 202611-5021 contacts →

Exact match

“Aquevo Limited, headquartered in North West London, is a leading provider of integrated water management services.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchWolverhampton, United KingdomHQ recorded Oct 16, 20261,001-5,00017 contacts →

Exact match

“Water treatment is an important part of preventative maintenance programmes for boiler, cooling and process water systems.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19Exact matchFetcham, United KingdomHQ recorded Oct 16, 202611-5014 contacts →

Exact match

“In April 2017, the largest competitive water retail market in the world opened for business, bringing the biggest change to the water sector since privatisation.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchWarwick, United KingdomHQ recorded Oct 16, 202611-5014 contacts →

Exact match

“A sister company of Utility Stream (USL) Limited, we are Wodr.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchWorcester, United KingdomHQ recorded Oct 16, 202611-5014 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 · Oct 16, 2026 · View company records in RevenueBase
22Exact matchCoalville, United KingdomHQ recorded Oct 16, 202611-5013 contacts →

Exact match

“ByWater Services are a company specialising in commercial water treatment systems, wash water reclamation systems and other related equipment including design, installation and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
23Exact matchSt Columb Cornwall, United KingdomHQ recorded Oct 16, 202651-20013 contacts →

Exact match

“Eliquo Hydrok Ltd became a member of the Eliquo Water Group in 2016 through the acquisition of Hydrok UK Ltd by ELIQUO WATER GROUP GmbH.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24Exact matchEdinburgh, United KingdomHQ recorded Oct 16, 202611-5013 contacts →

Exact match

“Caley Water is a water and environmental consultancy that offers a range of specialist hydraulic modelling, data survey management and civil engineering design services.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchWhittington, United KingdomHQ recorded Oct 16, 202611-5013 contacts →

Exact match

“Water consumption reduction experts – auditing, installing, monitoring, advising, designing and manufacturing.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase

Showing 25 of 174 industrial water efficiency consultants based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,977 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial water efficiency consultants based in the United Kingdom at a glance

As of Oct 16, 2026
32.9%Verified-email coverage
52.0Average contacts per company
1-10Median size (employees)
5.2%Largest-city concentration · London
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
95
11-50
51
51-200
20
201-500
3
501-1,000
1
1,001-5,000
2
5,001-10,000
1

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 174 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 “industrial water efficiency consultants” 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 2,977 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 16, 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 “industrial water efficiency consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial water efficiency consultants are there based in the United Kingdom?

RevenueBase identified 174 company matches for industrial water efficiency consultants 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?

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

Which city has the most industrial water efficiency consultants?

London leads with 9 company records, followed by Manchester (5) and Edinburgh (4).

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 2,977 professional contacts with verified work emails tracked across these 174 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 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 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.