Company lists · Data refreshed September 2026
Top 25 Mro companies based in the United Kingdom
RevenueBase identified 190 mro companies headquartered in the United Kingdom as of September 2026 and tracks 6,104 professional contacts across them, including 2,694 with verified work emails. London is the largest hub.
This list covers mro companies 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 19, 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 companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 199 contacts → | ||||
Indirect evidence “AerFin is breathing new life into aviation.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 163 contacts → | ||||
Indirect evidence “B&H Worldwide, named the world's Best-in-class Aerospace Logistics Supplier and recipient of multiple industry awards, is the market leader in the highly specialist aerospace…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 161 contacts → | ||||
Strong evidence “Founded in 2012, we are one of the only independent UK-based MROs, specialising in the Boeing 737 and Airbus A320 families of aircraft.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 149 contacts → | ||||
Indirect evidence “Lufthansa Technik's Landing Gear Services UK, a 100% subsidiary of Lufthansa Technik AG, provides vast in-house Landing Gear repair and overhaul capabilities at its London based…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 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 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 110 contacts → | ||||
Indirect evidence “Driving excellence across products, services, and relationships Gibb Group has been ensuring the well-being of individuals and organisations in the oil & gas, marine, and…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 97 contacts → | ||||
Indirect evidence “Radwell, established in 1979, is a global leader in industrial automation solutions, providing new, never-used, refurbished, obsolete, and hard-to-find automation, industrial…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 91 contacts → | ||||
Indirect evidence “Smartway Pharmaceuticals is a London based MHRA authorised distributor, standing at the forefront of pharmaceutical and healthcare products supply.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 65 contacts → | ||||
Indirect evidence “Aerotron is one of Europe’s leading suppliers to the aviation industry specialising in component support solutions to both the Civil and Military markets.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 64 contacts → | ||||
Indirect evidence “Airinmar specialises in the management of aircraft component repairs for airlines, airframe manufacturers and Maintenance Repair & Overhaul organisations, throughout the world.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 57 contacts → | ||||
Indirect evidence “Aeroservices is a tech-driven global player in the aviation industry offering single-point technical inventory management services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 55 contacts → | ||||
Strong evidence “Scots Bearings, Scotland’s biggest independent MRO supply partner, has been providing exceptional service in the Bearing and Power Transmission industry for nearly 40 years.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 54 contacts → | ||||
Strong evidence “Entec International is a global leader in customised MRO solutions, helping manufacturers streamline sourcing, procurement, inventory management, and storeroom operations.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 52 contacts → | ||||
Indirect evidence “Headquartered in Coleshill near Birmingham, UK, Silmid is an ecommerce distributor of specialty chemicals and consumables used throughout aerospace and aviation, supplying…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 51 contacts → | ||||
Strong evidence “Established in 1987, Oakenhurst has grown into an award-winning Component MRO, providing Repair, Component Management and Purchasing Support on a global scale.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 51 contacts → | ||||
Indirect evidence “AAG Defence Services is a MAA Part 145 Approved Maintenance Organisation (AMO) based in Brize Norton, UK.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 48 contacts → | ||||
Indirect evidence “Clarity Pharma Ltd is an award-winning, pharma and health distribution services company, working on behalf of manufacturers within pharmaceutical, medical device and healthcare…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 44 contacts → | ||||
Strong evidence “Aerocare Aviation Services Ltd, part of the Complete Aircraft Group, is an established MRO provider with facilities based in Chester, UK.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 42 contacts → | ||||
Indirect evidence “UK based Avalon Aero are an UK CAA, FAA, TCCA and MAA approved Maintenance Repair Organisation, specialising in line / base maintenance of Bae146 / Avro RJ and other Special…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 38 contacts → | ||||
Indirect evidence “GAMIT was founded in 1990 at London Stansted Airport with the specific aim of supplying professional and technical support to maintenance companies, airlines and corporate…” Source: RevenueBase Database · checked Sep 19, 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 companies. 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 companies.
- Partial evidence
- Its own public description names part of mro companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name mro companies. 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 190 mro companies based in the United Kingdom
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Mro companies based in the United Kingdom at a glance
As of Sep 19, 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 190 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 companies, 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 companies”. 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 companies), 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 companies, 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, 2,694 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 19, 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 mro companies, 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 companies are there based in the United Kingdom?
RevenueBase identified 190 mro companies 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?
RUBIX, headquartered in London, tops this list with the largest team on record.
Which city has the most mro companies?
London leads with 21 headquartered companies, followed by Crawley (5) and Aberdeen (4).
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 2,694 verified decision-maker contacts tracked across these 190 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 19, 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.