Company lists · Data refreshed September 2026
Top 25 Aircraft systems security companies worldwide
RevenueBase identified 759 aircraft systems security companies worldwide as of September 2026 and tracks 23,148 professional contacts across them, including 3,490 with verified work emails. The United States is the largest market and London the largest hub.
This list covers aircraft systems security companies worldwide, 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 27, 2026. Country and city lists for aircraft systems security companies follow the table.
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 aircraft systems security companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 8,720 contacts → | ||||
Indirect evidence “Rockwell Collins is a leader in aviation and high-integrity solutions for commercial and military customers around the world.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,525 contacts → | ||||
Indirect evidence “Defense is a silent shield in an unpredictable world.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 933 contacts → | ||||
Partial evidence “I-SEC specializes in the provision of advanced aviation security services worldwide.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 496 contacts → | ||||
Indirect evidence “A proud member of the Exchange Income Corporation family of companies, PAL Aerospace is a Canadian-owned and operated global aerospace and defence company.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 441 contacts → | ||||
Indirect evidence “ETI de plus de 850 collaborateurs, ARESIA est un partenaire majeur des grandes entreprises et des organismes étatiques de l’aéronautique civile et de défense.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 419 contacts → | ||||
Partial evidence “DroneShield is a global leader in counter-UAS security and technology.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 315 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 234 contacts → | ||||
Partial evidence “Dedrone by Axon is the global leader in smart airspace security.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 225 contacts → | ||||
Strong evidence “The Cyber business of Airbus Defence and Space is a European specialist in cyber security for defence and aerospace systems and assets.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 202 contacts → | ||||
Strong evidence “Stone Security has been driving the implementation of network-based surveillance, access control and intrusion systems for over 15 years.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 196 contacts → | ||||
Partial evidence “Indonesia Defence Services was founded on the belief of empowering the nation defense and security with the right talents and tools.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 167 contacts → | ||||
Partial evidence “Merlin is an aerospace and defense technology company building the operating system of record for autonomous flight.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 162 contacts → | ||||
Indirect evidence “Headquartered in Woodland, Washington, LifePort is an aerospace company engaged in the design, development, manufacture and integration for various mission platforms.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 152 contacts → | ||||
Indirect evidence “Mission-Critical Technology for Defence, Aerospace, and Secure Global Sectors.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 150 contacts → | ||||
Indirect evidence “Aero aftermarket consultancy” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 148 contacts → | ||||
Indirect evidence “Here at Adams Rite Aerospace we constantly break new ground to ensure safe, efficient, and comfortable travel.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 142 contacts → | ||||
Indirect evidence “KOMPETENZ SCHAFFT SICHERHEIT AirITSystems steht für flughafensichere IT- und Sicherheitslösungen.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 139 contacts → | ||||
Strong evidence “For over five decades, Advantor Systems has been a security technology manufacturer and global security solutions integrator.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 137 contacts → | ||||
Indirect evidence “BIRD Aerosystems: Where Innovation Meets Performance BIRD Aerosystems is a leading global provider of innovative airborne solutions that protect our customers and ensure the…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 112 contacts → | ||||
Indirect evidence “AvioBook, a Thales Group company, supports airlines as a partner in their digital strategy.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 109 contacts → | ||||
Strong evidence “OUR SERVICES (AVIATION SECURITY)=> Aircraft Cabin Search => Catering Security => Aircraft Access Control => Aircraft Ramp Observation => API Data Collection & Dispatch (crew &…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 92 contacts → | ||||
Indirect evidence “Innovative Solutions & Support, Inc has rebranded as Innovative Aerosystems, a U.S-based company specializing in the engineering, manufacturing, and supply of advanced avionic…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 83 contacts → | ||||
Indirect evidence “Integrated and automated C-UAS and Autonomous Surveillance for Defence, Borders and Critical Infrastructure protection.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 80 contacts → | ||||
Indirect evidence “W STEKOP S.A.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 77 contacts → | ||||
Partial evidence “At OSL, our mission is to deliver adaptive security solutions that protect high-value, risk-prone areas by integrating innovative technologies designed to manage both aerial and…” Source: RevenueBase Database · checked Sep 27, 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: aircraft systems security 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 aircraft systems security companies.
- Partial evidence
- Its own public description names part of aircraft systems security companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name aircraft systems security 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 759 aircraft systems security companies worldwide
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Aircraft systems security companies worldwide at a glance
As of Sep 27, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 aircraft systems security 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.
- Coverage
- Every country. Country and city lists for aircraft systems security companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “aircraft systems security 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 aircraft systems security 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 aircraft systems security companies, and records with no verified work email.
- 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, 3,490 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 27, 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.
Aircraft systems security companies by location
4 lists · largest firstEvery Aircraft systems security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 aircraft systems security 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 aircraft systems security companies are there worldwide?
RevenueBase identified 759 aircraft systems security companies worldwide 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?
Rockwell Collins, headquartered in Cedar Rapids, tops this list with the largest team on record.
Which country has the most aircraft systems security companies?
The United States leads with 138 companies, followed by the United Kingdom (70) and India (40). Every aircraft systems security companies list by country and city is linked on this page.
Which city has the most aircraft systems security companies?
London leads with 12 headquartered companies, followed by Istanbul (8) and New Delhi (8).
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 3,490 verified decision-maker contacts tracked across these 759 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 27, 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.