Company lists · Data refreshed September 2026
Top 25 Process control system consultants based in the United Kingdom
RevenueBase identified 1,585 process control system consultants headquartered in the United Kingdom as of September 2026 and tracks 33,736 professional contacts across them, including 7,514 with verified work emails. London is the largest hub.
This list covers process control system consultants headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest process control system consultants based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 14,368 contacts → | ||||
Indirect evidence “Wood Group has combined with Amec Foster Wheeler to form a new global leader in the delivery of project, engineering and technical services to energy and industrial markets.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,669 contacts → | ||||
Partial evidence “Expertise | Solutions | Sustainability A FTSE-100 company, Spirax Sarco is the world's leading provider of steam system solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 924 contacts → | ||||
Partial evidence “Proserv is the controls technology partner powering progress across the global energy sector.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 443 contacts → | ||||
Indirect evidence “Beck & Pollitzer is the world’s leading provider of complex engineering solutions, including industrial installation and relocation services.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 351 contacts → | ||||
Partial evidence “What we do | With a focus on operational technology and digital transformation, Capula has been a leader in advanced system integration for decades; optimising efficiency &…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 300 contacts → | ||||
Indirect evidence “Engenda Group enhances the traditional supply of engineering services to deliver essential, value adding mechanical, electrical and instrumentation solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 273 contacts → | ||||
Indirect evidence “We are March.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 234 contacts → | ||||
Indirect evidence “For organisations facing the compounding threats of ageing assets, a retiring workforce, and evolving cyber attacks, the status quo is no longer an option.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 224 contacts → | ||||
Indirect evidence “SKN specialise in providing competent technical personnel to carry out engineering solutions from concept to completion in the design, supply, installation, commissioning…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 192 contacts → | ||||
Strong evidence “Booth Welsh is a global engineering technology company with over 30 years of experience in electrical, control systems, and instrumentation.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 190 contacts → | ||||
Indirect evidence “At Actemium UK, we are expert electrical, automation and mechanical engineers delivering bespoke engineering solutions across industry, infrastructure and beyond.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 182 contacts → | ||||
Indirect evidence “For over 45 years, Blackrow Engineering has been delivering high-quality engineering, fabrication, and site services to clients across the UK and worldwide.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 156 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 150 contacts → | ||||
Indirect evidence “Nasmyth is a cohesive group of engineering businesses that consistently provides high quality services and products.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 139 contacts → | ||||
Partial evidence “Kempston Controls is a leader in distributing electrical and mechanical industrial control and automation components.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 139 contacts → | ||||
Indirect evidence “Shaping the future, together.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 131 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 120 contacts → | ||||
Strong evidence “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…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 119 contacts → | ||||
Partial evidence “Zeppelin Systems specialises in industrial plants' design, construction, and technological upgrading for storing, conveying, mixing, dosing, and weighing high-quality bulk…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 117 contacts → | ||||
Indirect evidence “Specialist spaces demand specialist understanding.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 116 contacts → | ||||
Indirect evidence “TES are Mechanical & Electrical Specialists, working to the highest standard of engineering excellence.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 109 contacts → | ||||
Strong evidence “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.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 107 contacts → | ||||
Indirect evidence “Musk is one of the UK's most highly respected engineering service providers.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 105 contacts → | ||||
Partial evidence “Formed in 1961, PCE Automation Ltd has established itself as an automation solutions provider for a wide range of product handling, assembling and testing systems with a worldwide…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 100 contacts → | ||||
Indirect evidence “Empowering Industry with Innovation, Expertise, and Trusted Supply.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: process control system consultants. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names process control system consultants.
- Partial evidence
- Its own public description names part of process control system consultants, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name process control system consultants. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 1,585 process control system consultants based in the United Kingdom
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Process control system consultants based in the United Kingdom at a glance
As of Sep 21, 2026Companies by employee count
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 1,585 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among process control system consultants, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “process control system consultants”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names process control system consultants), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among process control system consultants, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 7,514 across the full list. 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 September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names process control system consultants, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many process control system consultants are there based in the United Kingdom?
RevenueBase identified 1,585 process control system consultants headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Amec Foster Wheeler, headquartered in Aberdeen, tops this list with the largest team on record.
Which city has the most process control system consultants?
London leads with 72 headquartered companies, followed by Manchester (33) and Aberdeen (31).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 7,514 verified decision-maker contacts tracked across these 1,585 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.
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