| # | Company | Employees |
|---|---|---|
| 1 |
Wiener Stadtwerke GmbHwienerstadtwerke.at
The company group in Vienna ensures reliable energy, mobility, and public services while actively pursuing a sustainable climate transition with innovative solutions |
15,000 |
| 2 | 11,000 | |
| 3 |
Porsche Holdingporsche-holding.com
Largest European automotive distributor operating in 29 countries, specializing in wholesale, retail, financial services, and IT for VW Group brands. |
10,334 |
| 4 |
BENTELER Groupbenteler.com
Development and production of safety-related automotive components, steel tubes, and systems for energy and mechanical engineering sectors worldwide. |
9,318 |
| 5 |
ÖBBholding.oebb.at
With 13 million daily passengers and 1,300 freight trains, ÖBB is a leading Austrian employer with over 42,000 employees and 2,000 apprentices |
7,419 |
| 6 |
ams OSRAMams-osram.com
Global leader in light and sensor technologies, specializing in LEDs, lasers, and imaging sensors for automotive, medical, and industrial sectors. |
6,876 |
| 7 | 3,414 | |
| 8 |
KTM AGcareer.ktm.com
Focus on hiring motivated employees who value teamwork, capability, and shared philosophy regardless of experience, education, or background. |
2,430 |
| 9 |
Hirschmann Automotivehirschmann-automotive.com
The company specializes in producing connectors, cable assemblies, sensors, and more for the automotive industry, prioritizing safety, innovation, and reliability |
2,253 |
| 10 |
ams AGams-osram.com
Global leader in intelligent sensors, illumination, and visualization technologies enhancing safety, simplicity, and efficiency in everyday life. |
2,221 |
| 11 |
ZKWzkw-group.com
Specializing in premium lighting and electronics for automotive industry, we develop innovative LED systems and modules for global automotive manufacturers |
2,210 |
| 12 |
Wiener Linienwienerlinien.at
Providing climate-friendly public transportation services in Vienna, ensuring quality, innovation, and diverse roles for efficient urban mobility. |
1,973 |
| 13 |
Rosenbauer Grouprosenbauer.com
provider of fire protection vehicles, digital applications, personal and technical equipment for emergency and disaster control worldwide |
1,697 |
| 14 |
Miba Groupmiba.com
Development and production of critical components for efficient, sustainable energy generation, transmission, storage, and use across various industries worldwide. |
1,538 |
| 15 |
MAGNA STEYR Fahrzeugtechnik AGmagna.com
Global engineering and manufacturing partner for OEMs, headquartered in Graz, Austria, offering brand-independent solutions |
1,302 |
| 16 |
TTTech Autotttech-auto.com
Provides platform products and services focusing on system, safety, and security for the Software-Defined Vehicle, enabling OEMs to accelerate development and optimize performance. |
1,062 |
| 17 |
Gebauer & Grillergg-group.com
A global group producing high-quality cables for automotive and industrial sectors, offering innovative solutions and technical expertise with over 80 years of experience #WireUpTheFuture |
903 |
| 18 |
Salzburg AGsalzburg-ag.at
A Green Tech Company in Salzburg, offering digital solutions in energy, telecommunications, e-mobility, and photovoltaics, with a focus on sustainability and innovation |
877 |
| 19 |
TTTECHtttech.com
Provides safe, secure, networked computing platforms for industries like aviation, space, manufacturing, and energy, enabling autonomous systems through continuous innovation. |
825 |
| 20 |
MAGNA Powertrain / Engineering Center Steyr GmbH & Co KGengineering.mpt.magna.com
An internationally recognized engineering supplier specializing in propulsion and vehicle engineering, simulation services, technical software, prototyping, and testing for various vehicle types |
797 |
| 21 | 753 | |
| 22 |
Bosch Österreichbosch.at
A leading technology and services company focusing on solutions for connected living, improving people's quality of life worldwide through innovative products and services |
720 |
| 23 |
Kapsch TrafficCom North Americakapsch.net
Provider of innovative tolling and traffic management solutions, covering design, implementation, and operation for sustainable mobility worldwide. |
588 |
| 24 |
POLYTEC GROUPpolytec-group.com
Development and manufacturing of plastic parts, injection moulding, fibre-reinforced plastics, custom industrial solutions, tooling, testing, and assembly services worldwide. |
588 |
| 25 |
Melecs EWS GmbHmelecs.com
A leading electronics engineering and manufacturing service provider with global operations, specializing in automotive, lighting, white goods, and industrial sectors |
579 |
| 26 | 552 | |
| 27 |
Aspöck Systemsaspoeck.com
With over 45 years of experience, this company is Europe's leading manufacturer of pre-fabricated lighting systems for various types of vehicles, from concept development to testing |
523 |
| 28 |
Pankl Racing Systemspankl.com
The company aims to be a top supplier of systems for motor racing, luxury cars, and aviation, emphasizing innovation, quality, and customer success |
311 |
| 29 |
TTControlttcontrol.com
Development and supply of safety control systems, rugged displays, connectivity, and IoT solutions for mobile machinery and off-highway vehicles. |
125 |
| 30 |
Steyr Motors AGsteyr-motors.com
This company designs and produces high-performance diesel engines for a variety of vehicles and boats, offering full life-cycle support to clients |
74 |
| 31 |
ULBRICHTS GmbHulbrichts.com
Family-owned company specializing in emblems, decals, name plates for automotive industry, and protective ballistic helmets, with innovative strengths and strong work ethics |
63 |
| 32 |
EYYES GmbHeyyes.com
Global leader in AI-enabled Computer Vision Technology for automotive, railway, traffic, and manufacturing industries, providing safety-critical solutions for object detection and classification |
36 |
| 33 |
Lercher Werkzeugbau GmbH & Kunststoffspritzgusslercher.at
Leading provider in toolmaking and plastic injection molding; producing high-quality plastic parts for automotive, machinery, furniture, and medical industries with precision and efficiency |
25 |
| 34 |
MHC Mobility Austriamhcmobility.at
A leading provider of mobility services in Europe, offering flexible solutions for vehicles ranging from cars to electric vehicles with a focus on innovation and customer service |
11 |
| 35 |
FAW Austria Automobile R&D GmbHfawtrucks-global.com
A company specializing in innovative transportation solutions, part of a leading Chinese commercial vehicle manufacturer, producing light, medium, and heavy-duty trucks |
6 |
| 36 |
Metall- und Plastikwaren Putz GmbHmpp-austria.at
An Austrian family-owned company specialized in manufacturing technical plastic parts, OEM components, and injection molds for a variety of industries worldwide since 1977 |
4 |
| 37 |
DriveNow Austria GmbHdrive-now.com
A leading carsharing service offering flexible, station-independent fleet in Europe and North America, with various vehicle models available for convenient reservations via app |
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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- Manufacturers in Austria 93
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- Public sector organisations in Austria 59
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