Company lists · Data refreshed October 2026

Top 25 Instrumentation and controls contractors based in the United Kingdom

RevenueBase identified 461 company matches for instrumentation and controls contractors associated with the United Kingdom as of October 2026 and tracks 7,583 professional contacts across them, including 2,727 with verified work emails. London is the largest hub.

This list covers company matches for instrumentation and controls contractors 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
461Companies
7,583Contacts tracked
2,727Verified emails
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The 25 largest instrumentation and controls contractors based in the United Kingdom

Ranked by team size
Top 25 of 461 company matches for instrumentation and controls contractors 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 matchAberdeen, United KingdomHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
2Exact matchAberdeen, United KingdomHQ recorded Oct 16, 2026201-500234 contacts →

Exact match

“SKN specialise in providing competent technical personnel to carry out engineering solutions from concept to completion in the design, supply, installation, commissioning…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchIrvine, United KingdomHQ recorded Oct 16, 2026201-500204 contacts →

Exact match

“Booth Welsh is a global engineering technology company with over 30 years of experience in electrical, control systems, and instrumentation.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchGlenrothes, United KingdomHQ recorded Oct 16, 202651-200140 contacts →

Exact match

“Shaping the future, together.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchNottingham, United KingdomHQ recorded Oct 16, 2026201-500135 contacts →

Exact match

“CEMA was founded in 1987 in Nottingham, and has quickly grown to become one of the leading electrical engineering companies in the United Kingdom, specialising in understanding…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchCheshire, United KingdomHQ recorded Oct 16, 202651-200127 contacts →

Exact match

“SELLA CONTROLS - A HIMA Company, is a designer and supplier of integrated safety, control and automation systems and specialises in delivering the following: Process Control and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchGateshead, United KingdomHQ recorded Oct 16, 202651-200108 contacts →

Exact match

“Empowering Industry with Innovation, Expertise, and Trusted Supply.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchStone, United KingdomHQ recorded Oct 16, 202651-200104 contacts →

Exact match

“Over the past 30 years, Orbital has grown to become one of the UK's largest independent system integration organisations handling various contracts ranging in value.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchYateley, United KingdomHQ recorded Oct 16, 202651-20095 contacts →

Exact match

“As a System Integrator for over 35 years, Adsyst (Automation) Ltd has been providing complex Control Systems for Process Control, Automation and Telemetry to customers worldwide.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchAberdeen, United KingdomHQ recorded Oct 16, 202651-20072 contacts →

Exact match

“An independent team of highly skilled engineers directly supporting our clients Facilities, Operations and Maintenance engineers in the delivery of Control & Instrumentation…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchWidnes, United KingdomHQ recorded Oct 16, 202651-20071 contacts →

Exact match

“Renowned across numerous sectors as 'the systems integrator of choice', we have built a reputation on delivering high quality, value-for-money solutions that enhance production…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchLeeds, United KingdomHQ recorded Oct 16, 202651-20069 contacts →

Exact match

“Established in 1979 and located in Leeds in a purpose built 2,400m² design, manufacturing and testing facility, Saftronics specialise in process control systems and LV…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchSwansea, United KingdomHQ recorded Oct 16, 202651-20066 contacts →

Exact match

“Through our integrated electrical, control & instrumentation services we design, construct & deliver complete projects & provide maintenance services to companies throughout the…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchHarwarden, United KingdomHQ recorded Oct 16, 202651-20061 contacts →

Exact match

“LCA Group is a leading provider of project design, manufacture, installation, commissioning and maintenance of electrical, instrumentation and control systems throughout the UK…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchEly, United KingdomHQ recorded Oct 16, 20261,001-5,00060 contacts →

Exact match

“Process Sensing Technologies (PST) is now DwyerOmega!”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchNorwich, United KingdomHQ recorded Oct 16, 202651-20058 contacts →

Exact match

“Proeon Systems - an independent specialist systems integrator, with +20 years experience supplying control and safety solutions for complex and critical applications across the…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchHereford, United KingdomHQ recorded Oct 16, 202651-20054 contacts →

Exact match

“We provide in-house comprehensive engineering for all disciplines such as mechanical (3d modelling), electrical & instrumentation.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
18Exact matchStokesley, United KingdomHQ recorded Oct 16, 202611-5053 contacts →

Exact match

“Applied Integration is one of the UK’s leading independent systems integrators, delivering cutting edge solutions to 21st Century industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19Exact matchMiddleton, United KingdomHQ recorded Oct 16, 202651-20050 contacts →

Exact match

“Simkiss Control Systems, part of United Infrastructure Group, is a trusted name in the field of industrial automation and control systems.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20Exact matchInverness, United KingdomHQ recorded Oct 16, 202611-5050 contacts →

Exact match

“NES is an Industrial and Commercial Electrical Engineering and Contracting business, based in the North and North East of Scotland.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
21Exact matchWrexham, United KingdomHQ recorded Oct 16, 202651-20048 contacts →

Exact match

“Lloyd Morris Electrical Limited is a company of Electrical Engineers, specialising in the design, manufacture and installation of Electrical Distribution and Control Systems for…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22Exact matchCoventry, United KingdomHQ recorded Oct 16, 202651-20044 contacts →

Exact match

“MCS has continually invested in technology and people to ensure that we provide cost-effective solutions for control applications.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
23Exact matchCumbernauld, United KingdomHQ recorded Oct 16, 202651-20043 contacts →

Exact match

“Since 2002, we have been providing turnkey solutions which bring together our core skills of mechanical, electrical, instrumentation, control and automation, and telemetry…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24Exact matchIlkeston, United KingdomHQ recorded Oct 16, 202611-5041 contacts →

Exact match

“Core Controls, part of Ipsum Group, are pioneers in the integration, control and automation of complex infrastructure.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25Exact matchNeath, United KingdomHQ recorded Oct 16, 202651-20041 contacts →

Exact match

“Hornbill Together.”

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

Showing 25 of 461 instrumentation and controls contractors based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,727 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Instrumentation and controls contractors based in the United Kingdom at a glance

As of Oct 16, 2026
36.0%Verified-email coverage
16.4Average contacts per company
1-10Median size (employees)
3.0%Largest-city concentration · London
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
247
11-50
149
51-200
49
201-500
8
501-1,000
3
1,001-5,000
3
10001+
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 461 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 “instrumentation and controls contractors” 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 2,727 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 “instrumentation and controls contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many instrumentation and controls contractors are there based in the United Kingdom?

RevenueBase identified 461 company matches for instrumentation and controls contractors 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 instrumentation and controls contractors?

London leads with 14 company records, followed by Aberdeen (12) and Leeds (10).

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 2,727 professional contacts with verified work emails tracked across these 461 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.