| # | Company | Employees |
|---|---|---|
| 1 |
Pratt & Whitney Rzeszówpwrze.com
A leading player in the aerospace industry in Central Europe, specializing in manufacturing, overhaul services, design, research, and special order services |
996 |
| 2 |
LOT Aircraft Maintenance Serviceslotams.com
Providing base and line maintenance, workshop support, and specialized training for aircraft, ensuring high-quality technical services worldwide. |
888 |
| 3 |
Łukasiewicz - ILOTilot.lukasiewicz.gov.pl
Research and development services for aviation, space, and unmanned aerial vehicle sectors, focusing on design, testing, materials, rocket engines, remote sensing, autonomy, and security. |
874 |
| 4 |
EME Aeroeme-aero.com
A joint venture between Lufthansa Technik AG and MTU Aero Engines AG, EME Aero specializes in MRO services for PW1000G series engines in Poland |
740 |
| 5 |
PIT-RADWAR S.A.pitradwar.com
A key player in Poland's defense industry, specializing in designing comprehensive air defense systems, radar stations, electronic reconnaissance, and weapon systems |
570 |
| 6 |
Creotech Instruments S.A.creotech.pl
Leading manufacturer of satellite systems, quantum computer control electronics, and unmanned aerial systems, with a strong focus on space missions and research institutions |
278 |
| 7 |
PCO S.A.pcosa.com.pl
A leading Polish manufacturer of optoelectronic products, specializing in night vision, thermal imaging, and laser technology for defense industry Owned by Polish Armaments Group |
191 |
| 8 |
Huta Stalowa Wola S.A./HSW S.A.hsw.pl
A leading provider of artillery equipment for defense and security purposes, specializing in designing and manufacturing military equipment such as cannons, mortars, and rocket launchers |
189 |
| 9 |
Collins Aerospace Wrocławcollinspolska.pl
A global leader in advanced aerospace and defense solutions, dedicated to solving tough challenges and making air travel smarter, safer, and better |
173 |
| 10 |
Łukasiewicz – PIAPpiap.lukasiewicz.gov.pl
Specializing in implementing new industrial technologies, automation systems, and production plant equipment, focusing on robotics for various industries and security applications worldwide |
134 |
| 11 |
WB GROUPwbgroup.pl
Leading Polish defense technology exporter, providing advanced communication, command, reconnaissance, weapon control, unmanned systems, and cybersecurity solutions for global armed forces. |
128 |
| 12 | 123 | |
| 13 |
Poland-U.S. Operationsplusops.com
Providing cost-effective labor, supplies, equipment, and professional services to support robust and resilient defense logistics in Europe. |
111 |
| 14 |
Advanced Protection Systems Inc.apsystems.tech
Specializing in drone detection and neutralization, the company offers the SKYctrl system for protecting critical infrastructure, government buildings, military installations, VIPs, borders, private property, and events |
109 |
| 15 |
Wojskowe Zakłady Elektroniczne S.A.wze.com.pl
Specializing in military equipment production, modernization, maintenance, and related services for armed forces, with a focus on electronic and anti-aircraft systems |
99 |
| 16 |
Astronika sp. z o.o.astronika.pl
Astronika is a Polish company specialized in developing innovative solutions for space exploration, including lightweight systems, robotics, deployable structures, and manufacturing |
83 |
| 17 |
Scanway S.A.scanway.pl
Develops optical technologies for measurement and data processing in space and industrial sectors, focusing on acquisition, processing, analysis, and prediction. |
83 |
| 18 |
KP Labskplabs.space
A NewSpace company in Poland delivering AI computers and software for autonomous space missions, aiming to become a European leader |
78 |
| 19 |
Exence S.A.exence.com
Company specializing in delivering comprehensive IT solutions, including open source applications and systems, to improve business performance, security, and reduce costs |
69 |
| 20 |
Sybilla Technologiessybillatechnologies.com
Designs, builds, operates robotic optical observatories for space object monitoring, specializing in automated data software, sensor network scheduling, and turnkey observatory solutions. |
64 |
| 21 |
SEGER Cutting Toolssegerct.com
The company provides comprehensive cutting solutions for international industries, producing solid carbide cutting tools, regenerating tools, and distributing premium tool brands |
50 |
| 22 |
Thorium Spacethorium.space
Focuses on next-generation LEO/MEO/GEO HTS satellite platforms and communication payloads, especially advanced DBF transponders and AESA antennas, redefining satellite communications with innovative proprietary technologies and knowledge. |
46 |
| 23 |
PSO Maskpol S.A.maskpol.com.pl
Leading Polish manufacturer of ballistic protection, chemical protection, and preventive security products, part of a defense group with modern research facilities and production technologies |
46 |
| 24 |
Hertz Systems Ltd.hertzsystems.com
A leading innovator in space technologies, specializing in tactical, data exchange, security, and GPS systems for military and civilian use |
42 |
| 25 |
SpaceForestspaceforest.pl
Specializing in microwave technology, precision mechanics, and electronics, our company designs and manufactures innovative solutions for space and telecommunication systems |
41 |
| 26 |
SatRevsatrev.space
SatRev designs, manufactures, and launches nanosatellites for collecting optical data in orbit with a focus on small, lightweight, and reliable spacecraft |
38 |
| 27 |
Zakłady Chemiczne Nitro-Chem S.A.nitrochem.com.pl
A leading producer of explosives and armaments, offering high-quality products and services to global clients and actively participating in modernizing the Polish army |
32 |
| 28 |
WiRan Sp. z o.o.wiran.pl
Designs high-reliability electronic devices and systems using wireless communication and radio frequency technologies for various sectors like space, defense, and smart cities. |
25 |
| 29 |
Lifteroliftero.com
Industrialized green chemical propulsion systems for satellites between thirty and five hundred kilograms, offering high-thrust performance at competitive electrical propulsion cost levels. |
25 |
| 30 |
Eycoreeycore.com
A deep-tech space company in Warsaw creating advanced SAR payloads and satellites for government and private clients worldwide Making space data accessible |
23 |
| 31 | 20 | |
| 32 |
AIRBORNairborn.aero
An aviation company based in a technology park, offering drone pilot training, e-learning courses, and virtual reality simulators for optimal learning experiences |
6 |
| 33 |
groWING.aerogrowing.aero
A global aviation leader offering innovative solutions in training, consulting, risk management, CAMO, and design engineering to efficiently manage clients' business needs |
5 |
| 34 |
Blue Dot Solutionsbluedotsolutions.eu
Develops services, systems, applications using satellite data, specializing in GNSS, Earth Observation, integrated applications, and satellite components, for the space industry. |
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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