Company lists · Data refreshed September 2026
Top 25 Helicopter maintenance companies based in the United Kingdom
RevenueBase identified 66 helicopter maintenance companies headquartered in the United Kingdom as of September 2026 and tracks 2,442 professional contacts across them, including 976 with verified work emails. London is the largest hub.
This list covers helicopter maintenance 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 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 helicopter maintenance companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 802 contacts → | ||||
Partial evidence “Globally, STS Aviation Services operates four state-of-the-art aircraft hangars, two interior modification facilities and more than 43 line maintenance stations both state-side…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 518 contacts → | ||||
Indirect evidence “AirTanker is a flexible and responsive world leading aviation service provider.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 161 contacts → | ||||
Indirect 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 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 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 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 75 contacts → | ||||
Indirect evidence “Castle Air has been based in Cornwall for over forty years.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 69 contacts → | ||||
Indirect evidence “Based at Fairoaks Airport, just south west of London and Kemble Aerodrome in Gloucestershire Starspeed manages and charters a fleet of some of the most modern corporate and VIP…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 68 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 51 contacts → | ||||
Indirect 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 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 39 contacts → | ||||
Indirect evidence “Composite and structural MRO in commercial aviation.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 33 contacts → | ||||
Partial evidence “Heli Air is the UK's leading helicopter business, offering the country's most extensive range of products and services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 33 contacts → | ||||
Partial evidence “Through hard work and dedication, Aeroco Group offers total confidence in aircraft maintenance, design, and manufacturing.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 24 contacts → | ||||
Indirect evidence “Kearsley Airways was one of the many post war charter operators set up to undertake all types of passenger and freight charter work, the first initial aircraft was a New Percival…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 17 contacts → | ||||
Indirect evidence “ASL was established in 1979 and has been growing throughout the years to become one of the leading experts in supplying specialised military aircraft spare parts; sourcing and…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 15 contacts → | ||||
Partial evidence “We span four decades as the leading Supplier of Helicopter Parts and Refurbished BELL® Helicopters.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 14 contacts → | ||||
Partial evidence “Thurston Aviation was established in 1992 providing engineering and maintenance management support to several maintenance companies and commercial executive jet operators.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 13 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 11 contacts → | ||||
Indirect evidence “AEROTRON AVOTEC LIMITED is a company based out of WESTLEY HOUSE FLEMING WAY, CRAWLEY, United Kingdom.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 8 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 8 contacts → | ||||
Partial evidence “We are Scotland's premier helicopter service provider, specialising in aerial lifting, aerial surveys and aerial agricultural spraying.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 7 contacts → | ||||
Strong evidence “Welcome to UK Aviation Services, we are a CAA Approved Part 145 & Part CAMO Helicopter Maintenance facility based at Blackpool Airport in England, specialising in helicopter…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Partial evidence “Helicentre Liverpool Ltd is the leading provider of helicopter training services in the North West of the UK, we have been involved in aviation for over 16 years.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Partial evidence “Based at Shoreham Airport, West Sussex, Eastern Atlantic Helicopters specialise in sales of new and pre-owned Enstrom and MD Helicopters to private and corporate clients…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Partial evidence “OROS Aerospace is a global provider of aviation maintenance, repair and overhaul (MRO) and supply chain services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Partial evidence “Part 145 Aircraft Maintenance” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 4 contacts → | ||||
Partial evidence “Airmen Technical Services delivers engineering expertise internationally for on-wing and base maintenance projects across the commercial and military aviation sectors.” 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: helicopter maintenance 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 helicopter maintenance companies.
- Partial evidence
- Its own public description names part of helicopter maintenance companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name helicopter maintenance 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 66 helicopter maintenance companies based in the United Kingdom
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Helicopter maintenance companies 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 66 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 helicopter maintenance 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 “helicopter maintenance 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 helicopter maintenance 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 helicopter maintenance 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, 976 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.
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 helicopter maintenance 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 helicopter maintenance companies are there based in the United Kingdom?
RevenueBase identified 66 helicopter maintenance 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?
STS Aviation Services, headquartered in Birmingham, tops this list with the largest team on record.
Which city has the most helicopter maintenance companies?
London leads with 9 headquartered companies, followed by Blackpool (2) and Horsham (2).
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 976 verified decision-maker contacts tracked across these 66 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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