| # | Company | Employees |
|---|---|---|
| 1 |
Vienna Insurance Group (VIG)group.vig
Leading insurance group in Central and Eastern Europe with over 50 companies, serving 33 million customers and strong regional presence. |
18,276 |
| 2 |
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 |
| 3 |
A1 Telekom Austria Groupa1.group
Leading digital services and communications provider in Central and Eastern Europe, enabling connectivity, digital business, and lifestyle for over 24 million users. |
12,320 |
| 4 |
UNIQA Insurance Groupuniqagroup.com
Insurance provider for private and corporate clients across Austria and Central and Eastern Europe, offering risk protection and community support. |
8,256 |
| 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 | 6,877 | |
| 7 |
Erste Grouperstegroup.com
A leading financial institute in Central and Eastern Europe, providing banking services to millions of customers, promoting career growth and innovation |
5,859 |
| 8 |
Raiffeisen Bank International AGrbinternational.com
A leading banking group in Austria and CEE, offering a variety of financial services through subsidiary banks and other providers to millions of customers |
5,107 |
| 9 |
Raiffeisen Bankengrupperaiffeisen.at
A leading banking group with regional central banks and independent branches, employing 24,700 people in 1,955 locations |
4,377 |
| 10 |
City of Viennajobs.wien.gv.at
The Vienna City Administration is the largest employer in Vienna, providing social services, infrastructure, and essential utilities with a focus on employee development and equality |
4,260 |
| 11 |
A1 Telekom Austria AGjobs.a1.com
Provider of internet, voice, TV, and IT services in Austria, with a focus on sustainability and a range of digital solutions Part of a larger telecommunications group in Central and Eastern Europe |
4,226 |
| 12 |
Austrian Airlinesaustrian.com
Leading Austrian airline operating worldwide routes from Vienna, focusing on high service quality, environmental responsibility, and exceptional passenger experience. |
3,206 |
| 13 |
Österreichische Post AGpost.at
An international post, logistics, and service conglomerate in Austria, with a wide reach in transportation, delivery services, e-commerce, and digital solutions |
3,080 |
| 14 |
Erste Bank und Sparkassesparkasse.at
A leading financial institute in Central and Eastern Europe, offering banking services, financing for families, support for entrepreneurs, and creating innovative products |
2,970 |
| 15 |
UniCredit Bank Austria AGbankaustria.at
A leading Austrian bank within the UniCredit network, focused on empowering communities and unlocking potential across Europe with a common culture of integrity and ownership |
2,684 |
| 16 |
Wiener Städtische Versicherungwienerstaedtische.at
A leading insurance company in Austria, part of VIENNA INSURANCE GROUP, offering reliable and innovative insurance products with a focus on customer satisfaction for over 190 years |
2,250 |
| 17 |
BAWAG Groupbawaggroup.com
Provides savings, payment, lending, leasing, investment, factoring, insurance products across multiple countries for retail and corporate customers. |
1,979 |
| 18 |
Wiener Linienwienerlinien.at
Providing climate-friendly public transportation services in Vienna, ensuring quality, innovation, and diverse roles for efficient urban mobility. |
1,973 |
| 19 |
Österreichisches Rotes Kreuzroteskreuz.at
The organization provides humanitarian aid through services such as emergency response, blood donation, health, social services, disaster relief, and international cooperation |
1,668 |
| 20 |
Addiko Bank AGaddiko.com
A consumer and SME specialist banking group in CSEE, offering unsecured personal loans, working capital loans, and payment services |
1,634 |
| 21 |
Wien Energie GmbHwienenergie.at
Largest regional energy provider, supplying two million people with eco-friendly power, cooling, heating, electromobility, and telecommunications. Invests in renewables and electromobility. |
1,557 |
| 22 |
Magenta Telekommagenta.at
Leading Austrian provider of internet, mobile, entertainment, and business solutions with advanced broadband and digital technologies for customers. |
1,338 |
| 23 |
VERBUNDverbund.com
A leading European utility company focused on renewable energy, primarily hydroelectricity, with operations in electricity generation, transmission, trading, and sales |
1,336 |
| 24 |
Wiener Gesundheitsverbundkarriere.gesundheitsverbund.at
A healthcare provider with 30,000 employees offering 24/7 care for patients and residents in Vienna, with 8 hospitals, 9 nursing homes, and a therapy center |
1,325 |
| 25 |
Rail Cargo Grouprailcargo.com
Leading European rail freight provider operating 448,000 trains annually, connecting 18 countries with efficient end-to-end logistics services. |
1,312 |
| 26 |
Raiffeisenraiffeisen.at
Cooperative banking group emphasizing community strength, mutual support, and collective power to achieve financial and social goals together. |
1,263 |
| 27 |
Volksbankvolksbank.at
A trusted bank in Austria serving entrepreneurs and individuals, focusing on trust, sustainability, and regional support for over 170 years |
1,236 |
| 28 |
Pensionsversicherungpv.at
The largest pension insurance provider in Austria, with 6,500 employees serving 35 million insured individuals and paying out over 19 million pensions nationwide |
1,211 |
| 29 |
AUVA - Allgemeine Unfallversicherungsanstaltauva.at
This company provides social insurance for occupational risks, offering prevention, medical care, treatment, rehabilitation, compensation, and research for employees and students |
1,136 |
| 30 |
Universitätsklinikum AKH Wienakhwien.at
The company is the largest hospital in Austria, treating around 60,000 inpatients and over 11 million outpatients annually with a diverse staff |
1,080 |
| 31 |
Drei Österreichdrei.at
A leading mobile provider in Austria, offering innovative digital solutions like fast broadband internet, mobile TV, and music services with extensive customer support |
946 |
| 32 |
Österreichische Gesundheitskasseoegk.at
The largest social health insurance in Austria, providing equal access to healthcare for 76 million insured individuals through various services and a respectful work environment |
935 |
| 33 |
Raiffeisenlandesbank Niederösterreich-Wien AGraiffeisen.at
A modern regional and commercial bank in Eastern Austria focused on building long-term customer relationships, following Raiffeisen's principles and supporting social causes and sustainability |
895 |
| 34 |
ASFINAGasfinag.at
The company is a reliable, innovative, and sustainable mobility partner in Austria, investing in eco-friendly solutions for generations to come They provide safe highways and digital services |
892 |
| 35 |
Iran Air ATiranair.at
Flag carrier of Iran offering direct flights between Vienna and Tehran since 1974 Book tickets online Follow on social media for updates |
826 |
| 36 |
Oesterreichische Nationalbankoenb.at
The central bank of Austria within the Eurosystem, contributing to monetary policy, financial stability, cash supply, reserve asset management, economic analysis, and payment system oversight |
775 |
| 37 |
Generali Austriagenerali.at
A leading insurance company with a focus on motor vehicle insurance, sustainable growth, international presence, innovation, employee trust, and continuous learning and development opportunities |
730 |
| 38 |
Fonds Soziales Wien (FSW)fsw.at
A social fund in Vienna with 2,500 employees and a budget of €225 billion, providing support to over 142,000 individuals annually They offer services for various needs |
700 |
| 39 |
Wiener Netze GmbHwienernetze.at
A key infrastructure operator in Vienna, specializing in electricity, gas, district heating, and data services, leading the way towards a sustainable future |
625 |
| 40 |
APG Austrian Power Grid AGapg.at
The company is an independent electricity transmission system operator in Austria, responsible for integrating renewable energy and ensuring energy security at market prices |
624 |
| 41 |
DONAU Versicherung AG Vienna Insurance Groupdonauversicherung.at
An Austrian company with over 150 years of experience, providing insurance services to protect what matters most to people across the country |
622 |
| 42 |
Helvetia Insurance Austriahelvetia.com
Offering top Swiss quality individual insurance policies in Austria for over 160 years to meet customer demands |
365 |
| 43 |
Oesterreichische Kontrollbank AGoekb.at
As a central financial services provider, supports the Austrian economy with diverse services. Provides essential financial infrastructure and expertise for businesses. |
354 |
| 44 |
Allianz Österreichallianz.at
A leading financial service provider in Austria offering insurance, retirement planning, and wealth management solutions to over 115 million customers since 1860 |
347 |
| 45 |
Kommunalkreditkommunalkredit.at
Financing essential European infrastructure projects in energy, environment, transport, digitalization, social infrastructure, and natural resources with tailored solutions. |
291 |
| 46 |
Sozialversicherung der Selbständigensvs.at
The SVS provides social security, health and pension benefits, and digital services for self-employed individuals in Austria through a self-managed organization |
278 |
| 47 |
Gutmanngutmann.at
A leading private banking and asset management firm in Austria, providing tailored investment advice, fund solutions, and managing a substantial investment fund volume |
242 |
| 48 |
R V Allgemeine Versicherung AGruv.at
Insurance company offering a variety of insurance products, located in Wien, Germany |
238 |
| 49 |
FCC Environment CEEfcc-group.eu
Provides waste collection, treatment, recycling, and recovery services across Central and Eastern Europe to promote sustainable urban living. |
163 |
| 50 |
PSA Payment Services Austria GmbHpsa.at
Management of ATM network, processing account transfers, providing card and identity products, and developing innovative payment solutions for banks. |
149 |
| 51 |
VBV-Gruppevbv.at
Market leader in corporate pension solutions in Austria, managing over 11 billion euros for 37 million beneficiaries, known for quality, innovation, and sustainability |
98 |
| 52 |
SVC designing e-healthsvc.co.at
The company focuses on developing and implementing IT projects in the Austrian healthcare system, including e-card, ELGA, e-Medication, and social insurance internet portals |
96 |
| 53 |
Intermarket Bank AG - Factoring, Supply Chain Finance und Liquidityintermarket.at
An Austrian factoring bank offering receivables financing services, part of Erste Group Bank AG, providing international solutions for businesses in Austria and the CEE region |
95 |
| 54 |
WIENER PRIVATBANK SEwienerprivatbank.com
A banking company based in Vienna, Austria specializing in providing financial services to clients |
62 |
| 55 |
VakıfBank International AGvakifbank.at
A financial institution based in Vienna with branch network in Austria and Germany, providing various banking services to customers |
57 |
| 56 |
ICBC Austria Bank GmbHicbc-at.com
The company is the largest commercial bank in China, with a global presence and a strategic focus on expanding its operations in Austria |
28 |
| 57 |
FactorBank Aktiengesellschaftfactorbank.com
Increase company profits by selling short-term receivables to FactorBank AG for quicker access to funds, with financing tailored to turnover and advantageous discount benefits |
14 |
| 58 |
Raiffeisen Immobilien Kapitalanlage-Ges.mbHraiffeisenfonds.at
Raiffeisen Capital Management is a leading asset management company in Austria, offering innovative fund solutions for private and institutional investors They manage assets worth nearly 32 billion euros |
10 |
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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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