| # | Company | Employees |
|---|---|---|
| 1 |
Universitat de Barcelonaweb.ub.edu
Leading Spanish university with extensive research departments, numerous projects, and collaborations with national and European institutions and businesses. |
10,368 |
| 2 |
Institut Català de la Salutics.gencat.cat
The company provides healthcare services from pregnancy to old age, with a wide territorial coverage and a strong emphasis on education, research, and innovation |
7,936 |
| 3 |
Universitat Oberta de Catalunyauoc.edu
Internationally recognized online university providing lifelong learning opportunities to over 60,000 students, aiming to meet individual needs and offer full access to knowledge |
6,651 |
| 4 |
Hospital Clínic de Barcelonaclinicbarcelona.org
A leading public university hospital in Spain, offering quality healthcare, cutting-edge research, and professional training with a focus on humanized medicine |
6,159 |
| 5 |
Universitat Politècnica de Catalunyaupc.edu
Public institution specializing in engineering, architecture, science, technology education and research, promoting innovation, sustainability, and social responsibility. |
5,306 |
| 6 |
Hospital Universitari Vall d'Hebronvallhebron.com
A leading hospital complex in Catalonia with four large centers offering a wide range of medical and surgical specialties |
4,361 |
| 7 |
Barcelona City Councilbarcelona.cat
Governance and administration of city programs, execution of political decisions, special legal and economic powers, and local government relations. |
4,110 |
| 8 |
Universitat Pompeu Fabraupf.edu
University committed to public values, actively engaged in Barcelona's city life, and open to global connections and society. |
3,888 |
| 9 |
Hospital del Marhospitaldelmar.cat
Modern general hospital treating medium and high complexity pathologies, affiliated with a university and emphasizing research, located in a diverse, multicultural area |
3,654 |
| 10 |
Transports Metropolitans de Barcelona (TMB)tmb.cat
The company is the main public transport operator in Catalonia, providing bus and metro networks, as well as leisure transport services |
3,050 |
| 11 |
Diputació de Barcelonadiba.cat
A local government institution in Barcelona province, supporting municipalities with services and cooperation to improve quality of life in the region |
2,646 |
| 12 |
Barcelona Supercomputing Centerbsc.es
Leading Spanish supercomputing center specializing in High Performance Computing, providing infrastructure, services, and research for academia, industry, and society |
1,401 |
| 13 |
Barcelona Activabarcelonactiva.cat
Support economic growth, entrepreneurship, and employment while promoting Barcelona internationally and fostering strategic sectors with local proximity. |
1,165 |
| 14 | 1,095 | |
| 15 |
Vall d’Hebron Institute of Research (VHIR) - Vall d'Hebron Institut de Recercavhir.vallhebron.com
A public sector institution in Barcelona promoting biomedical research, innovation, and teaching with a focus on clinical research and patient benefits |
1,067 |
| 16 |
Àrea Metropolitana de Barcelona (AMB)amb.cat
Public administration managing metropolitan territory of Barcelona, encompassing 36 municipalities and serving over 3.2 million residents. |
725 |
| 17 |
Institut d’Investigacions Biomèdiques August Pi i Sunyer (IDIBAPS)clinicbarcelona.org
A leading biomedical research consortium in Barcelona, focused on combining high-quality clinical and basic research to advance healthcare solutions |
711 |
| 18 |
Ferrocarrils de la Generalitat de Catalunyafgc.cat
Public company managing regional rail and metro services in Catalonia, focusing on sustainable and efficient transportation solutions. |
630 |
| 19 |
Banc de Sang i Teixitsbancsang.net
A public company in Catalonia providing blood, tissues, and breast milk to patients, while also leading in research for therapies |
568 |
| 20 |
Hospital del Mar Research Instituteresearchmar.net
A public biomedical research center located at The PRBB, dedicated to advancing healthcare through research conducted by Hospital del Mar and ICREA |
525 |
| 21 |
Consorci per a la Normalització Lingüísticacpnl.cat
An organization created by the Generalitat and local entities to promote and facilitate the use and dissemination of the Catalan language, contributing to social cohesion and equality |
423 |
| 22 |
Parc Sanitari Pere Virgiliperevirgili.cat
Public healthcare organization managing intermediate care hospital services and primary care in Barcelona, with a focus on teaching, research, and multidisciplinary approach |
418 |
| 23 |
Institute for Bioengineering of Catalonia (IBEC)ibecbarcelona.eu
Conducting interdisciplinary research at the intersection of engineering and life sciences to advance nanomedicine, biotechnology, tissue engineering, and health information technology applications |
392 |
| 24 |
EIT Urban Mobilityeiturbanmobility.eu
A pan-European partnership funded by the European Union, bringing together businesses, education, research institutions, and cities to create urban mobility solutions |
355 |
| 25 |
Agència Catalana de l'Aiguaaca.gencat.cat
A public company in Catalunya responsible for water planning, management, sanitation, and conservation to ensure water availability and quality |
284 |
| 26 |
Agència de Salut Pública de Barcelona - ASPBaspb.cat
The Agency of Public Health in Barcelona manages public health services for the city, ensuring the health of residents and visitors through data analysis, policy development, and service delivery |
213 |
| 27 |
ICF - Institut Català de Financesicf.cat
Public financial entity supporting Catalan companies and entities for green transition, reindustrialization, and growth, with membership in the European Association of Public Banks |
182 |
| 28 |
Centre de Cultura Contemporània de Barcelona (CCCB)cccb.org
The cultural center in Barcelona produces exhibitions, debates, festivals, and activities, promoting new technologies and fostering reflection on current issues in a public space |
162 |
| 29 |
Teatre Nacional de Catalunyatnc.cat
A cultural institution focused on promoting performing arts with excellence, artistic quality, and social commitment, aiming to engage with Catalan society |
132 |
| 30 |
Agència de Residus de Catalunyaresidus.gencat.cat
The company works to manage waste in Catalonia, promoting waste minimization, selective collection, waste recovery, disposal, and environmental protection |
127 |
| 31 |
CAPSBEcapsbe.cat
A public entity managing three Primary Care Teams in Barcelona, providing health services to residents in different areas, focusing on professionalism, teamwork, innovation, and patient care |
117 |
| 32 |
EAP Sardenya SPLeapsardenya.cat
Healthcare institution in Barcelona serving 20,000 residents, part of the public healthcare system in Catalonia Provides training for medical specialists and collaborates with universities |
74 |
| 33 |
APS Pamemajuntament.barcelona.cat
Public-private partnership providing healthcare coverage to 12,000 municipal employees and managing primary care for 92,000 individuals in Barcelona through multiple healthcare centers |
64 |
| 34 |
Col·legi de Fisioterapeutes de Catalunyafisioterapeutes.cat
A public corporation in Catalonia supports and protects physiotherapy professionals through information, research, training, career guidance, and defending the profession |
37 |
| 35 |
Museu Marítim de Barcelonammb.cat
An institution dedicated to maritime culture, conserving and showcasing one of the most important maritime heritage collections in the Mediterranean |
34 |
| 36 |
PRODECA - Promotora dels aliments catalansprodeca.cat
A public company under the Government of Catalonia promoting Catalan agri-food products, supporting businesses in marketing and internationalization, and facilitating participation in trade events |
23 |
| 37 |
CAP Les Hortescapleshortes.cat
The company focuses on promoting health communication and accessibility through online platforms like a website and social media to connect with users |
22 |
| 38 |
Col·legi de Mediadors d'Assegurances de Barcelonaelcol-legi.org
The Barcelona Insurance Mediators College promotes, educates, and advises insurance mediators, acting as a public corporation with over 75 years of history |
18 |
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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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