| # | Company | Employees |
|---|---|---|
| 1 | 2,235 | |
| 2 |
Orizio Grouporizio-group.com
International aerospace ecosystem focusing on design, manufacturing, maintenance, and engineering services for aviation, space, and UAV markets through specialized high-tech subsidiary companies. |
1,609 |
| 3 | 1,493 | |
| 4 |
AGP Groupagpglass.com
Develops and manufactures advanced glazing solutions for automotive, marine, and security industries, providing high-tech products for sustainable mobility. |
875 |
| 5 |
Sabena Engineeringsabena-engineering.com
International MRO provider for Commercial Aviation and Government/Defense markets Offers maintenance and engineering solutions, including line maintenance, components repair, and engine services |
577 |
| 6 |
AGP eGlassagpglass.com
Global leader in manufacturing high-tech glazing solutions for automotive, marine, and security industries, driving sustainable mobility through innovation and international presence |
576 |
| 7 |
BMT Aerospacebmtaerospace.com
Specializing in manufacturing flight safety gearing and gearbox assemblies for various aerospace segments, with a focus on quality, innovation, and cost-effectiveness |
353 |
| 8 |
ScioTeqxinxinnan.ovfdtr.cn
Specializing in advanced visualization technology for defense and aviation markets, offering ruggedized LCD displays and smart symbol generation capabilities for various applications |
305 |
| 9 |
Redwire Europerdw.com
Integrated aerospace and defense company building infrastructure, autonomous systems, and multi-domain operations through digital engineering, AI automation, and innovative space and airborne platforms. |
245 |
| 10 |
Space Applications Services NV/SAspaceapplications.com
Designs, builds, integrates, and operates systems for crewed and uncrewed missions, Earth observation, exploration, science, and next-generation space infrastructure. |
144 |
| 11 | 132 | |
| 12 |
Intersoft Electronicsintersoft-electronics.com
Engineering firm designing and manufacturing radar analysis tools, providing system upgrades, integration, qualification testing, and maintenance services for diverse global radar systems. |
124 |
| 13 |
AVIOBOOKaviobook.aero
AVIOBOOK provides airlines with digital solutions for efficient operations, data security expertise, and sustainable growth, as a Thales Group company |
117 |
| 14 |
Simera Sensesimera-sense.com
Leading provider optical payloads, data analytics, and end-to-end solutions for small satellite imagers across RGB, video, multispectral, and hyperspectral applications. |
104 |
| 15 |
Advionics nvadvionics.be
Specializing in advanced avionic solutions for the aviation industry, we offer high-tech electronic services with over 50 years of experience |
100 |
| 16 |
SR-TECHNICSsrtechnics.com
A provider of maintenance, repair, and overhaul services within the aviation industry, specializing in a wide range of aircraft services |
79 |
| 17 |
Caminoscaminos-online.com
Specializing in creating innovative security solutions, leveraging internal intellectual property and collaborating with global technology partners to address emerging threats |
68 |
| 18 |
Theissen Training Systemstheissentraining.com
Global manufacturer of live-fire training applications developing small arms ranges, urban terrain facilities, and target systems for military and police qualifications. |
64 |
| 19 |
Uniflyunifly.aero
Global provider of traffic management technology connecting authorities and pilots to safely integrate drone flights into airspace while managing real-time flight approvals. |
57 |
| 20 |
Magics Technologiesmagics.tech
Develops integrated circuits and AI for intelligent sensing, motion control, and robotic automation, specifically for extreme environments like nuclear and space. |
46 |
| 21 |
dotOceandotocean.eu
Develops pioneering autonomous robotics control and advanced situational awareness software technology to improve productivity, cost efficiency and safety for maritime and security industries. |
40 |
| 22 |
arcsecarcsec.space
Specializing in precise attitude determination and control systems for small satellites, ensuring high accuracy in space operations |
34 |
| 23 |
Senhivesenhive.com
Expertise in sensing, edge computing, and communication to create reliable mission-critical solutions focusing on innovation, reliability, and high resource efficiency for various technological applications. |
28 |
| 24 |
VEOWARE SPACEveowarespace.com
Miniaturizes and modularizes control moment gyroscopes for small satellite attitude control, enhancing agility and providing rapid, scalable solutions without custom-made options. |
26 |
| 25 |
EDGXedgx.space
Develops advanced onboard artificial intelligence technology for space applications, enabling high-performance processing and autonomous capabilities for satellites and next generation orbital missions. |
22 |
| 26 |
Celestia Antwerp BVcelestia-antwerp.be
With over 60 years of experience in space technology, they provide innovative satellite integration solutions for a variety of products within the industry |
19 |
| 27 |
Hybrid Corehybridcore.eu
Hybrid Core specializes in guiding organizations through challenging and risky operating environments to ensure success |
18 |
| 28 |
Aetherspaceaetherspace.be
Designing, building, and launching CubeSats into space, with a focus on creating CubeSats that can survive atmospheric re-entry for sample return missions |
17 |
| 29 |
TEKSAM COMPANY NVteksamco.com
Design and manufacture of telescopic masts, portable LED lighting units, and maintenance-free compressors for military communications, broadcasting, surveillance, and emergency vehicle applications. |
15 |
| 30 |
LS INNOVENTA bvlsinnoventa.com
Specializing in importing and distributing medical and tactical solutions to professional markets such as military, law enforcement, EMS, healthcare, and hospitals |
14 |
| 31 |
DroneMatrixnugroup.no
Autonomous drone-in-a-box solutions for ports, providing remote aerial security and data collection through AI-driven technology for safety and efficient industrial site inspection. |
13 |
| 32 | 13 | |
| 33 |
Hamofa Metal Machininghamofa-metal.be
Metal machining company specializing in prototyping, tooling, and reverse engineering services |
10 |
| 34 |
COBBS BELUX BVcobbsbelux.com
The company markets, sells, and distributes premium specialist equipment and Defence materiel to Law Enforcement and Armed Forces, focusing on innovative solutions |
10 |
| 35 |
OIP Space Instrumentsoipspace.be
Specializing in high-end Electro-Optical Spaceborne Solutions, this company designs and produces spectrometers, cameras, and instrumentation for planetary observation, atmospheric analysis, and scientific research |
10 |
| 36 |
SNECMA SERVICES BRUSSELS NV
Transportation/trucking/railroad company located in Zaventem, Belgium, specializing in providing services at Brussels Airport |
8 |
| 37 | 7 | |
| 38 |
SME4SPACEsme4space.org
Advocates for European Space SMEs, facilitating their access to space activities, ESA, and EU programs, while also fostering cooperation and information sharing among members. |
5 |
| 39 |
Intersoft Electronics Servicesskyrf.aero
The company provides global telecommunication engineering support, specializing in radar systems analysis, design, installation, testing, optimization, maintenance, and project management |
5 |
| 40 |
RENI AVIATIONreni-aviation.com
Provides specialized airborne solutions, crisis response, and training support for government agencies, aid organizations, and military forces using highly experienced aviation professionals. |
4 |
| 41 |
ZSE Technology NVzse.be
Providing sophisticated counter-drone systems to detect and neutralize unauthorized unmanned aerial vehicles across various security sectors for enhanced airspace protection. |
4 |
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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