| # | Company | Employees |
|---|---|---|
| 1 |
ExxonMobilcorporate.exxonmobil.com
Scientists and engineers pioneering research, pursuing new technologies to reduce emissions, creating efficient fuels, meeting global energy needs, aiming net-zero emissions by 2050. |
73,163 |
| 2 |
Česká spořitelnakariera.csas.cz
Explore new horizons in a large bank, offering vast opportunities for both personal and professional growth, just like choosing between pool or ocean, pony or thoroughbred |
8,615 |
| 3 | 6,331 | |
| 4 | 5,944 | |
| 5 |
Komerční bankakb.cz
Leading bank in Czech Republic and Central Europe offering retail, corporate, investment banking, insurance, pension, and loan services. |
5,366 |
| 6 |
Generali Česká pojišťovnageneraliceska.cz
A modern financial institution with strong knowledge of the Czech market and international background, offering innovative technology and professional services with stability and reliability |
3,870 |
| 7 |
Česká poštaceskaposta.cz
A company in the Czech Republic delivers mail, packages, and financial services globally, with a large IT infrastructure and over 3000 post offices |
3,170 |
| 8 |
O2 Czech Republico2.cz
Leading integrated telecommunications provider in Czech Republic with millions of mobile and fixed accesses, cutting-edge technology, data centers, and IP TV services |
3,122 |
| 9 |
Raiffeisenbank Česká republikarb.cz
A leading bank in Central and Eastern Europe offering a wide range of financial services for individuals, businesses, and institutional clients with a focus on community initiatives |
3,040 |
| 10 |
Kooperativakoop.cz
We provide insurance solutions for individuals, entrepreneurs, and businesses, prioritizing quality service, trust, and client satisfaction through personal and quick solutions |
2,693 |
| 11 |
MONETA Money Bankmoneta.cz
A Czech bank focused on financing households and businesses, leading in digital banking innovation with a strong emphasis on talent development and agile principles |
2,251 |
| 12 |
UniCredit Bank CZ & SKunicreditbank.cz
Leading financial institution providing corporate finance, commercial real estate funding, and private banking services to individual and corporate clients across Czech and Slovak markets. |
2,123 |
| 13 |
T-Mobile Czech Republic a.s.t-mobile.cz
Providing reliable and accessible mobile communication services with a human approach, focusing on quality, teamwork, and social responsibility. |
2,016 |
| 14 |
České dráhy, a.s.ceskedrahy.cz
The largest railway carrier in the Czech Republic, providing passenger and freight services with 21,000 employees and a focus on modernizing the country's railway system |
1,585 |
| 15 |
Správa železnic, state organizationspravazeleznic.cz
The company operates and manages state-owned rail systems, ensuring their functionality, modernization, and development to meet national transport needs |
1,486 |
| 16 | 1,438 | |
| 17 |
ORLEN Unipetrolorlenunipetrol.cz
A leading refinery and petrochemical group in the Czech Republic and Central/Eastern Europe, with a focus on downstream production and retail fuel distribution |
1,182 |
| 18 |
Smartwingssmartwings.com
Operates scheduled, charter, and private business jet flights, leases airplanes, and provides special flights for international companies, humanitarian, and sports organizations worldwide. |
1,152 |
| 19 |
Prague Airportprg.aero
The largest international airport in the Czech Republic, connecting passengers to over 150 destinations with various airlines and cargo carriers Employing over 2,500 people |
1,117 |
| 20 |
ČSOB Pojišťovnacsobpoj.cz
Leading insurance company in the Czech Republic offering a wide range of life and non-life insurance products with a strong focus on customer service and innovation |
1,115 |
| 21 |
Czech Airlinescsa.cz
Established in 1923, this European airline has gained extensive experience and modernized to provide award-winning services to passengers |
1,084 |
| 22 |
VZP ČRzdravakariera.cz
A leading employer in the Czech Republic providing top-quality health insurance and a range of career opportunities, with a focus on employee well-being and inclusivity |
1,057 |
| 23 |
Dopravní podnik hl. m. Prahy, akciová společnostdpp.cz
A public transit company in Prague, originally involved in electricity generation, now solely focused on providing urban mass transit services |
973 |
| 24 |
Všeobecná fakultní nemocnice v Prazevfn.cz
A leading university hospital in Prague providing a wide range of medical services, innovative treatments, and high-tech medicine at a world-class level |
928 |
| 25 |
innogy Česká republikainnogy.cz
The company focuses on supplying natural gas, electricity, and heat to customers, as well as combined heat and power generation and solutions for clean mobility |
887 |
| 26 |
Air Bank a.s.airbank.cz
Air Bank, a member of the PPF group, aims to be the first bank people will love It offers modern banking services since November 2011 |
886 |
| 27 | 794 | |
| 28 |
Czech National Bankcnb.cz
The central bank of the Czech Republic supervises the financial market, maintains price stability, sets monetary policy, issues currency, and supervises the financial industry |
773 |
| 29 |
St. Anne's University Hospital Brnofnusa-icrc.org
A prestigious hospital with over 220 years of history, offering state-of-the-art medical care, specialized in cardiovascular issues, oncosurgery, neurosciences, and more |
767 |
| 30 | 686 | |
| 31 |
Fakultní nemocnice Brnofnbrno.cz
The largest healthcare facility in Moravia providing specialized medical care across all fields, equipped with modern technologies, expert teams, and research collaboration with Masaryk University |
651 |
| 32 |
Fakultní nemocnice Bulovkabulovka.cz
A leading Prague hospital providing specialized medical care, with 25 departments, 7 clinics, 2 institutes, and 12 outpatient clinics Includes extensive services and facilities |
638 |
| 33 |
Home Credit, Czech Republic and Slovakiahomecredit.cz
A consumer finance company in the CEE region, offering POS loans, credit cards, cash loans, car loans, and loan consolidation to customers |
625 |
| 34 |
Institute for Clinical and Experimental Medicine (IKEM)ikem.cz
A leading clinical and research center in Czech Republic specializing in cardiovascular diseases, organ transplantation, diabetology, and metabolic disorders with extensive facilities and staff |
624 |
| 35 |
ČD Cargo, a.s.cdcargo.cz
A subsidiary of a railway company specializing in transportation of various commodities, leasing freight wagons, operating customs warehouses, and providing transport-related services |
620 |
| 36 |
Allianz pojišťovna Česká republikaallianz.cz
Provides insurance products and services worldwide, employs 144,000 people, serves 83 million clients, focuses on innovation and quality. |
604 |
| 37 |
Krajská zdravotní, a.s.kzcr.eu
Krajská zdravotní, a s is a healthcare company formed in 2007, operating hospitals in various locations under the Ústecký region |
599 |
| 38 |
University Hospital Ostravafno.cz
A leading healthcare provider in the Czech Republic offering specialized medical care in the Moravia-Silesia Region and educating young healthcare professionals |
579 |
| 39 | 563 | |
| 40 |
EUSPA - EU Agency for the Space Programmeeuspa.europa.eu
Manages Galileo EGNOS, develops Copernicus markets, involved in secure satcom, security accreditation, protects satellites from collision with space debris and other operational satellites. |
510 |
| 41 |
Generali Pojišťovna a.s.generali.cz
An extensive insurance company in the Czech Republic offering life and non-life insurance services with a focus on personalized client approach and high-quality products |
379 |
| 42 |
Commerzbank Czech Republiccommerzbank.jobs.cz
Leading international commercial bank with presence in 50 countries, focusing on digital transformation and IT solutions, offering freedom and creativity in shaping the future of banking |
283 |
| 43 |
Nemocnice Jihlavanemji.cz
The organization provides healthcare services including ambulatory and inpatient care, preventive care, pharmacy services, scientific research, education, and information activities in healthcare |
222 |
| 44 |
ESA logistikaesa-logistics.cz
An international logistics operator in Central and Eastern Europe, providing tailored transport, warehousing, and distribution solutions with a focus on quality, security, and sustainability |
204 |
| 45 |
Colonnade Insurance S.A., Branch Czech Republiccolonnade.cz
A non-life insurance company based in Luxembourg, part of a Canadian holding expanding in Central and Eastern Europe, offering a wide range of products |
151 |
| 46 |
Moravskoslezská nemocnice Havířov, p.o.nemocnicehavirov.cz
The company aims to be the best hospital in the region, providing comprehensive healthcare from birth to old age, emphasizing family partnership and continuous professional development |
108 |
| 47 |
Pražská teplárenská by Veoliaptas.cz
A leading thermal energy provider in the Czech Republic, specializing in heat and electricity production through cogeneration for residential and industrial clients in Prague |
101 |
| 48 |
Saxo Bank CEEhome.saxo
A global investment bank specializing in online trading and investments on international financial markets, offering a range of products like FX, CFDs, securities, and more |
22 |
| 49 |
Industrial and Commercial Bank of China, Prague Branchicbc-cz.com
A top large listed bank providing comprehensive financial products and services to millions of corporate and personal customers globally |
10 |
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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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