Company lists · Data refreshed October 2026

Top 25 Oil-in-water monitors suppliers based in the United Kingdom

RevenueBase identified 83 company matches for oil-in-water monitors suppliers associated with the United Kingdom as of October 2026 and tracks 1,974 professional contacts across them, including 879 with verified work emails. Aberdeen is the largest hub.

This list covers company matches for oil-in-water monitors suppliers 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 28, 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 28, 2026 How this list was built
83Companies
1,974Contacts tracked
879Verified emails
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The 25 largest oil-in-water monitors suppliers based in the United Kingdom

Ranked by team size
Top 25 of 83 company matches for oil-in-water monitors suppliers based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 28, 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 matchAberdeen, United KingdomHQ recorded Oct 28, 2026501-1,000965 contacts →

Exact match

“Proserv is the controls technology partner powering progress across the global energy sector.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
2Exact matchBrierfield, United KingdomHQ recorded Oct 28, 202651-20088 contacts →

Exact match

“A water monitoring specialist helping to prevent flooding, reduce pollution and improve rivers and bathing water, Detectronic specialises in the design, manufacture and…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
3Exact matchWelwyn Garden City, United KingdomHQ recorded Oct 28, 202651-20072 contacts →

Exact match

“Since 1963, Kane International Ltd has been in Welwyn Garden City, Hertfordshire, and has a long history and broad experience designing and manufacturing portable test equipment.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
4Exact matchTotnes, United KingdomHQ recorded Oct 28, 202651-20047 contacts →

Exact match

“Valeport is an independently owned manufacturer of Oceanographic & Hydrometric Equipment and Instrumentation.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
5Exact matchNewbury, United KingdomHQ recorded Oct 28, 202611-5038 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 · Oct 28, 2026 · View company records in RevenueBase
6Exact matchBurnley, United KingdomHQ recorded Oct 28, 202611-5037 contacts →

Exact match

“Process Instruments (UK) Ltd.(Pi) is a global supplier, providing water analyser instrument solutions since 1998.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
7Exact matchGlasgow, United KingdomHQ recorded Oct 28, 202611-5033 contacts →

Exact match

“JWF Group are made up of three distinct areas to give us our competitive advantage in meeting customers’ expectations.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
8Exact matchManchester, United KingdomHQ recorded Oct 28, 202651-20031 contacts →

Exact match

“BKW Instruments provides Pressure, Temperature, Level, Flow, Valves, and Analytical instrumentation solutions and services across all industries in the UK.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
9Exact matchWatchfield, United KingdomHQ recorded Oct 28, 202611-5031 contacts →

Exact match

“Established in 1976, Shawcity are the UK’s leading specialists in the provision of monitoring instrumentation.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
10Exact matchRedhill, United KingdomHQ recorded Oct 28, 202611-5029 contacts →

Exact match

“Specialists in water quality monitoring Rivertrace Limited is an ISO9001 Quality-Assured Company and market leader with over 30 years’ experience of oil-in-water monitoring.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
11Exact matchBromsgrove, United KingdomHQ recorded Oct 28, 202611-5028 contacts →

Exact match

“RS Hydro are a total solutions provider for the water & wastewater, environmental, food & beverage, mining & aggregates, petrochemical, power generation and research industries…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
12Exact matchCarrickfergus, United KingdomHQ recorded Oct 28, 202611-5028 contacts →

Exact match

“Advanced Sensors Ltd is the number one supplier of Oil in Water analyzers to the Oil Gas Industries and in 2013 joined forces with PAC, a global leader in providing advanced…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
13Exact matchLuton, United KingdomHQ recorded Oct 28, 202611-5026 contacts →

Exact match

“We offer a range of Contacting and Electrodeless (Inductive) Conductivity, pH, Redox (ORP), Dissolved Oxygen, Suspended Solids, Turbidity, Level, Flow, Pressure and Temperature…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
14Exact matchGlasgow, United KingdomHQ recorded Oct 28, 202611-5024 contacts →

Exact match

“Frontline Safety UK Ltd is a national provider of Gas and Environmental Monitoring instrumentation.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
15Exact matchSalford, United KingdomHQ recorded Oct 28, 202611-5022 contacts →

Exact match

“i2i is a sensor technology company based in Manchester UK that is looking to disrupt the pipeline services sector by innovating simple, smart, in-line tools that combine with new…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
16Exact matchThatcham, United KingdomHQ recorded Oct 28, 202611-5022 contacts →

Exact match

“Wagtech Projects are a specialist manufacturer and global supplier of laboratory and field testing instruments for use in Environmental Monitoring, Agriculture, Health, Education…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
17Exact matchDunfermline, United KingdomHQ recorded Oct 28, 202611-5021 contacts →

Exact match

“Processplus Ltd is a multi-disciplined process and environmental engineering supply and specialist contracting company who for over two decades have amassed an enviable reputation…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
18Exact matchAberdeen, United KingdomHQ recorded Oct 28, 202611-5021 contacts →

Exact match

“Oleochem specialises in providing a comprehensive range of laboratory services to the upstream production and downstream process industries that include crude oil, condensate and…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
19Exact matchMiddlewich, United KingdomHQ recorded Oct 28, 202611-5020 contacts →

Exact match

“Protea Ltd delivers customer focused solutions for process, emission and environmental monitoring applications.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
20Exact matchSheffield, United KingdomHQ recorded Oct 28, 202611-5019 contacts →

Exact match

“Tan Delta Systems PLC is a global leader in the next generation of equipment maintenance and health monitoring using advanced real-time oil analysis which enables a dramatic…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
21Exact matchBelfast, United KingdomHQ recorded Oct 28, 202611-5014 contacts →

Exact match

“Inov8s Systems designs, manufactures and sells market leading Oil & Gas measurement equipment.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
22Exact matchRomsey, United KingdomHQ recorded Oct 28, 202611-5014 contacts →

Exact match

“Safe, reliable water depends on what happens inside the pipe, and that’s where Intellitect makes the difference.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
23Exact matchHaslemere, United KingdomHQ recorded Oct 28, 202611-5013 contacts →

Exact match

“Van Walt Ltd designs, installs, supplies & rents equipment for environmental research and monitoring in the UK, Ireland, Spain, New Zealand and South Africa.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Oct 28, 202611-5013 contacts →

Exact match

“T-Scan Solutions is a cutting-edge technology company specializing in advanced Environmental Monitoring Solutions for industrial and commercial applications, compliant with ISO…”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase
25Exact matchAberdeen, United KingdomHQ recorded Oct 28, 202611-5012 contacts →

Exact match

“Since opening in Aberdeen in 1973 Midcontinent have excelled in sourcing and procuring products for use in Drilling, Production, Engineering and Energy related industries.”

Recorded in the RevenueBase company graph · Oct 28, 2026 · View company records in RevenueBase

Showing 25 of 83 oil-in-water monitors suppliers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 879 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil-in-water monitors suppliers based in the United Kingdom at a glance

As of Oct 28, 2026
44.5%Verified-email coverage
23.8Average contacts per company
11-50Median size (employees)
6.0%Largest-city concentration · Aberdeen
Oct 28, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
45
51-200
7
201-500
1
501-1,000
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 83 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-in-water monitors suppliers” 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 879 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 28, 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-in-water monitors suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil-in-water monitors suppliers are there based in the United Kingdom?

RevenueBase identified 83 company matches for oil-in-water monitors suppliers 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?

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

Which city has the most oil-in-water monitors suppliers?

Aberdeen leads with 5 company records, followed by Glasgow (3) and London (3).

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 879 professional contacts with verified work emails tracked across these 83 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 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 83 oil-in-water monitors suppliers 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.