Company lists · Data refreshed September 2026
Top 25 Mro service providers based in the United Kingdom
RevenueBase identified 711 mro service providers headquartered in the United Kingdom as of September 2026 and tracks 30,269 professional contacts across them, including 8,629 with verified work emails. London is the largest hub.
This list covers mro service providers 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 20, 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 mro service providers based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 13,908 contacts → | ||||
Indirect evidence “Founded in 1987, Mitie is the UK’s leading facilities management and professional services company.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,286 contacts → | ||||
Strong evidence “We are Rubix - with a turnover of €3.05 billion in 2024, we are Europe’s largest supplier of industrial maintenance, repair and overhaul (MRO) products and services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,023 contacts → | ||||
Indirect evidence “Arcus FM is an award-winning full-service facilities management company self-delivering over 80% of our services across the UK.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 989 contacts → | ||||
Indirect evidence “Formerly Electrocomponents plc We are a global omni-channel provider of product and service solutions for designers, builders and maintainers of industrial equipment and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 830 contacts → | ||||
Indirect evidence “Cromwell has been established for over 50 years and is a supplier of maintenance, repair and operations type products, offering an unrivalled choice of products to all industries…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 643 contacts → | ||||
Indirect evidence “We partner with our clients to navigate the complexities of property maintenance, providing agile, responsive, and reliable solutions that empower you to focus on your core…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 453 contacts → | ||||
Indirect evidence “Industrial solutions since 1919 At NCH, we don’t just sell products-we deliver solutions that keep businesses moving.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 306 contacts → | ||||
Indirect evidence “Enterprise was acquired by Amey in 2013, please visit http://ow.ly/KxJYY to view all the latest news and job alerts from Amey.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 300 contacts → | ||||
Strong evidence “Storm Aviation is a trusted independent MRO partner delivering integrated aircraft maintenance solutions to airlines, operators, and lessors across Europe and beyond.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 214 contacts → | ||||
Strong evidence “Raptor Supplies Limited is a UK-based e-commerce company providing MRO products and industrial supplies to SMEs, large corporates and public-sector organisations in the EU, EMEA…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 202 contacts → | ||||
Indirect evidence “Quattro Group is an infrastructure specialist, providing professionally operated equipment services to the rail, road and construction industries, nationwide, 24-7.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 199 contacts → | ||||
Indirect evidence “AerFin is breathing new life into aviation.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 190 contacts → | ||||
Strong evidence “Monarch Aircraft Engineering Limited (MAEL) is a leading Maintenance Repair & Overhaul (MRO) focusing on cost-efficient service delivery.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 145 contacts → | ||||
Indirect evidence “Founded in 2004, Aspect combines expertise and innovation to deliver professional property care across London and the South East.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 138 contacts → | ||||
Indirect evidence “MCS Ltd are specialist building services engineers covering all aspects of commercial and industrial building services and infrastructure engineering across varying market sectors.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 129 contacts → | ||||
Indirect evidence “Evolve Facility Services is a professional repairs, maintenance and facilities management company that is a commercial subsidiary of Riverside Group.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 128 contacts → | ||||
Indirect evidence “Concept delivers property maintenance, compliance, refurbishment and infrastructure-related services for organisations across defence, education, healthcare, commercial…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 125 contacts → | ||||
Strong evidence “2Excel Engineering is a Maintenance and Repair Organisation (MRO) for Boeing and Airbus narrow-bodied aircraft, serving the growing maintenance needs of the commercial airline…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 121 contacts → | ||||
Indirect evidence “Mountjoy provides professional and high quality construction, refurbishment, building maintenance and facilities management services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 119 contacts → | ||||
Indirect evidence “Commercial Maintenance Services UK Ltd (CMS) is a nationwide market leader in Facilities and Commercial Building Maintenance-proudly built on the values of Responsiveness…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 118 contacts → | ||||
Indirect evidence “Miller’s Vanguard are the UK’s premier service maintenance and equipment supply company within the foodservice industry.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 98 contacts → | ||||
Indirect evidence “Founded on the Cambridge Science Park to manage facilities for some of the UK's most innovative companies, Cambridge Maintenance is now the UK's most innovative maintenance…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 83 contacts → | ||||
Indirect evidence “Industry leading Mechanical and Electrical Maintenance Contractor providing essential services to household names within the leisure and retail sectors.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 82 contacts → | ||||
Indirect evidence “HFL Building Solutions Group offers mobile maintenance services, integrated facilities services and building environmental services to wide range of sectors.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 75 contacts → | ||||
Indirect evidence “Heb Group are the unsung heroes.” Source: RevenueBase Database · checked Sep 20, 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: mro service providers. 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 mro service providers.
- Partial evidence
- Its own public description names part of mro service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name mro service providers. 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 711 mro service providers based in the United Kingdom
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Mro service providers based in the United Kingdom at a glance
As of Sep 20, 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 711 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 mro service providers, 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 “mro service providers”. 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 mro service providers), 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 mro service providers, 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, 8,629 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 20, 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.
Mro service providers by metro
- Mro service providers in London86
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 mro service providers, 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 mro service providers are there based in the United Kingdom?
RevenueBase identified 711 mro service providers 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?
MITIE, headquartered in London, tops this list with the largest team on record.
Which city has the most mro service providers?
London leads with 86 headquartered companies, followed by Birmingham (19) and Manchester (11).
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 8,629 verified decision-maker contacts tracked across these 711 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 20, 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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