| # | Company | Employees |
|---|---|---|
| 1 |
Quirónsaludquironsalud.com
Leader in healthcare in Spain and Europe with over 50,000 professionals and 59 hospitals, focusing on medical research, education, and cutting-edge technology |
50,000 |
| 2 |
Sanitascorporativo.sanitas.es
The company is dedicated to promoting healthier and happier lives through an integrated healthcare model, including insurance, hospitals, rehabilitation centers, and dental clinics |
10,198 |
| 3 |
osakidetzaosakidetza.euskadi.eus
The company focuses on maintaining a consistent corporate identity through a new Corporate Identity Manual, ensuring uniformity across its affiliated organizations |
8,951 |
| 4 |
CLECE, S.A.clece.es
A leading company offering a wide range of services such as social, educational, environmental, and logistic services with a focus on social inclusion |
8,824 |
| 5 |
ILUNIONilunion.com
A group of companies focused on creating a more accessible world, reinventing themselves daily to compete and move forward |
8,198 |
| 6 |
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 |
| 7 |
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 |
| 8 |
ARQUISOCIALarquisocial.es
A hospital & health care company based in Zaragoza, Spain, specializing in providing healthcare services to the local community |
6,000 |
| 9 | 5,416 | |
| 10 |
DomusVi Españadomusvi.es
The company provides a variety of services and care options for seniors, focusing on improving their well-being in an active social environment |
5,220 |
| 11 |
Quirónprevenciónquironprevencion.com
Providing occupational risk prevention services, promoting workplace safety, and caring for employee health across multiple countries and industries. |
4,503 |
| 12 |
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 |
| 13 | 4,000 | |
| 14 |
CHRISTUS MUGUERZA
A catholic health system providing comprehensive care with love and dignity through hospitals, clinics, ambulances, and nursing schools across multiple countries |
3,879 |
| 15 |
HM Hospitaleshmhospitales.com
Private healthcare group with 54 centers offering specialized hospitals, clinics, and integrated care focused on quality, innovation, and patient wellbeing. |
3,803 |
| 16 |
Barcelona Children's Hospital Sant Joan de Déusjdhospitalbarcelona.org
A teaching hospital specializing in pediatrics, gynecology, and obstetrics in Barcelona, Catalonia Privately owned, affiliated with the Hospitaller Order of St John of God |
3,728 |
| 17 |
Vithas
Operates 22 hospitals and 39 medical centers across Spain, providing accredited, high-quality healthcare services to over five million patients annually. |
3,710 |
| 18 |
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 |
| 19 | 3,263 | |
| 20 |
Hospital Universitario La Pazcomunidad.madrid
A public hospital in Madrid that offers specialized healthcare services to patients from Spain and other countries, with a strong reputation in the healthcare industry |
3,225 |
| 21 |
Hospital Gregorio Marañónhggm.es
A public hospital in Madrid known for highly trained professionals, teaching and research, technological advancements, and national/international specialty care |
3,146 |
| 22 |
Fundación Hospitalariasfundacionhospitalarias.org
Non-profit institution providing specialized care, assistance, and social reintegration for individuals with mental illness, intellectual disabilities, and other conditions worldwide |
3,112 |
| 23 |
Servizo Galego de Saúdesergas.gal
Management and leadership of all public health centers and services in Galicia, ensuring comprehensive healthcare under regional government authority. |
3,056 |
| 24 |
Hospitenhospiten.com
An international healthcare network with nearly 50 years of experience, operating private medical centers in multiple countries and serving over 17 million patients annually |
3,000 |
| 25 |
Adeslas Dentaladeslasdental.es
A leading health insurance company in Spain with a focus on patient care, quality services, and employee well-being Offering career opportunities and continuous training |
3,000 |
| 26 |
Vitaldentvitaldent.com
Specialized in comprehensive dental services for over 25 years, with 400+ clinics in Spain and Italy Offers innovative treatments in implantology, orthodontics, and more |
2,982 |
| 27 |
Hospital de la Santa Creu i Sant Pausantpau.cat
A centuries-old highly complex hospital in Spain, primarily serving Barcelona and Catalonia, with a prominent national and international reputation |
2,826 |
| 28 |
Accent Socialaccent-social.cat
An entity committed to improving the quality of life for individuals in Catalonia by providing innovative social services through collaboration with local authorities |
2,800 |
| 29 |
Servicio Extremeño de Saludsaludextremadura.ses.es
Public health organization in Extremadura, Spain, responsible for providing healthcare services, part of the National Health System, established in 1986 |
2,454 |
| 30 |
Clínica Universidad de Navarracun.es
A highly specialized medical center affiliated with the University of Navarra, known for innovative technology, team-based approach, research, teaching, and personalized patient care |
2,347 |
| 31 |
Fundación Diagramafundaciondiagrama.es
A foundation established in 1991 dedicated to addressing the needs of vulnerable individuals through human rights advocacy and promoting social integration |
2,246 |
| 32 |
Hospital Universitari de Bellvitgebellvitgehospital.cat
Tertiary-care teaching facility with 700 beds, offering high complexity medical care to over 2 million people, ranked among the top hospitals in the state |
2,231 |
| 33 |
Hospital La Fe de Valenciahospital-lafe.com
A leading public healthcare center in Spain's Valencia region, offering comprehensive medical services, teaching programs, and research facilities with over 7,000 staff members |
2,157 |
| 34 |
Grupo Hospital Privadogrupohospitalprivado.com
An integrated health system focused on quality medical care, service management, technology, and prevention for sustainable healthcare |
2,140 |
| 35 |
ASEPEYOasepeyo.es
Leader in accident & occupational disease insurance with services benefiting society, companies, workers & employees Protecting 2 million workers & 272,000+ companies nationwide |
2,119 |
| 36 |
Sanatorio Allende S.A.sanatorioallende.com
A medical facility in Córdoba founded in 1938, providing high-quality healthcare services with specialized staff, modern technology, and infrastructure |
2,098 |
| 37 |
Universitat Internacional de Catalunyauic.es
A place for personal and academic development, fostering growth through rigorous academics, university experiences, and enriching life opportunities since 1997 |
2,094 |
| 38 |
Mutua Universalmutuauniversal.net
Voluntary association providing healthcare and economic benefits to workers, collaborating with Social Security across all autonomous communities. |
2,065 |
| 39 |
Servicio Aragones de Salud (SALUD)aragon.es
Management and provision of public healthcare services within the Autonomous Community of Aragón, integrated into the National Health System. |
2,045 |
| 40 |
Hospital Privado Universitario de Córdobahospitalprivado.com.ar
A private university hospital in Córdoba, Argentina, dedicated to providing high-quality medical care, research, and education for over 60 years |
2,041 |
| 41 | 2,000 | |
| 42 |
Adeslassegurcaixaadeslas.es
A leading brand in health insurance, offering a wide healthcare network with over 1,300 medical centers and 216 private hospitals in Spain |
1,892 |
| 43 |
Parc Taulí Hospital Universitaritauli.cat
This institutional public entity provides healthcare services, education, research, and social activities for citizens, in collaboration with the Autonomous University of Barcelona |
1,786 |
| 44 |
Parc Sanitari Sant Joan de Deupssjd.org
A network of healthcare, educational, and research facilities focused on mental health, social care, intellectual disabilities, and general hospital services |
1,746 |
| 45 |
Umivale Activaumivaleactiva.es
We are a non-profit organization that manages and protects workplace accident and occupational disease risks for associated companies, aiming to optimize their occupational health |
1,700 |
| 46 |
Universidad Católica de Valencia San Vicente Mártirucv.es
A university rooted in Valencia's Church, UCV fosters creativity and knowledge for society's benefit, emphasizing faith, reason, and personalized education |
1,622 |
| 47 |
ATENCION PRIMARIA SACYL
A Hospital and Health Care company in Segovia, Spain focused on providing primary care services within the Castile and León region |
1,614 |
| 48 |
Aliados por la Integraciónaliadosporlaintegracion.org
An organization with over 15 years of experience promoting social and labor inclusion for vulnerable individuals through partnerships with social entities, institutions, and businesses |
1,600 |
| 49 |
Hospital de la Santa Creu i Sant Pausantpau.cat
A level 3 university hospital with over 600 years of history, offering all medical and surgical specialties to a community of 450,000 residents |
1,558 |
| 50 |
Hospital Universitario Ramón y Cajal
A medical practice company located in Madrid, Spain, specializing in providing healthcare services at Hospital Universitario Ramón y Cajal |
1,548 |
| 51 |
IVI RMA GLOBALivirma.com
Global fertility group leading in research, success rates and patient care Setting industry standards, advancing protocols, and teaching next generation |
1,537 |
| 52 |
Hospital Universitario Virgen del Rocíohospitaluvrocio.es
A public hospital in Andalucía with cutting-edge technology, providing complex healthcare services to over half a million patients, led by dedicated professionals |
1,537 |
| 53 |
Farmacia Elia Turrionfarmaciaturrion.com
The company collects and processes personal data in compliance with data protection laws for individuals participating in events on their website |
1,510 |
| 54 |
Hospital Universitario Son Espaseshospitalsonespases.es
A modern public hospital in Palma, providing tertiary care for the Balearic Islands, with cutting-edge technology, research, and medical education |
1,493 |
| 55 |
BALLESOLballesol.es
Specialized in managing elderly care residences since 1980, providing top-notch care to meet evolving needs of seniors for over 30 years |
1,465 |
| 56 |
GRUPO VITALIAvitaliahome.es
The company specializes in designing and managing personalized care services for individuals with physical, mental, or intellectual disabilities, focusing on comfort, social interaction, and individualized support |
1,465 |
| 57 |
Hospital Universitario Puerta De Hierro Majadahonda
A medical practice company located in Spain, offering services at Hospital Universitario Puerta de Hierro Majadahonda on CALLE MANUEL DE FALLA 1 |
1,456 |
| 58 |
Corposaludclinicacorposalud.es
Corposalud is a medical practice company in Valencia, Spain, providing healthcare services to patients in need |
1,453 |
| 59 |
Hospital Clínico Universitario de Valenciaclinicomalvarrosa.san.gva.es
Valencian hospital center in Valencia affiliated with the University of Valencia, providing healthcare services and medical education through its facilities #ClinicoValencia |
1,446 |
| 60 |
Fundación Dfafundaciondfa.es
A non-profit organization supporting the full social integration and rights of individuals with physical disabilities through services and advocacy |
1,435 |
| 61 |
Coosaludcoosalud.com
A leading healthcare provider in Colombia, focused on delivering high-quality, personalized services to over 33 million members, promoting wellness and improving quality of life |
1,418 |
| 62 |
Médicos Sin Fronteras Españamsf.es
International humanitarian organization providing medical assistance to populations in need, victims of disasters and conflicts, without discrimination, with projects in over 60 countries |
1,408 |
| 63 |
GRUP MUTUAMmutuam.cat
Provides healthcare and social services. A non-profit social economy organization since 1905, reinvesting all profits into improving and expanding its activities. |
1,400 |
| 64 |
Hospital Universitario "Marqués de Valdecilla". Santander. Spainhumv.es
A leading hospital in Santander with nearly 100 years of history, specializing in healthcare, research, and education Provides a wide range of services and has advanced technology |
1,388 |
| 65 |
Hospital Universitari Germans Trias i Pujolhospitalgermanstrias.cat
A public hospital on Campus Can Ruti providing specialized healthcare to 800,000 residents in Barcelonès Nord and Maresme, managed by ICS |
1,377 |
| 66 |
Mútua Terrassamutuaterrassa.com
Provides comprehensive healthcare, from primary care to hospital and social care, also involved in medical research, training, clinical analysis, and insurance. |
1,364 |
| 67 | 1,363 | |
| 68 | 1,340 | |
| 69 |
Eurofins Españaeurofins-megalab.com
Leader in clinical diagnostic testing in Spain with over 35 years of experience Offers over 5,000 different tests, serving 70+ hospitals nationwide |
1,313 |
| 70 |
Fraternidad Muprespafraternidad.com
Provides non-profit accident and occupational disease insurance, including economic, preventive, healthcare, and rehabilitation services for work-related incidents. |
1,312 |
| 71 |
Sanitas Hospitalessanitas.es
A Madrid-based insurance company providing hospital services, located at CALLE RIBERA DEL LOIRA 52, MADRID, Spain |
1,309 |
| 72 |
Multiópticasmultiopticas.com
A leading optical company in Spain with over 40 years of experience, offering a wide range of eyewear and vision care services Additionally, they provide support to vulnerable communities through their foundation |
1,291 |
| 73 |
Asispa, Atención a Personasasispa.org
A leading organization in the sector of Assisting People, providing a range of services to promote independence and well-being for individuals in need of care |
1,284 |
| 74 |
Ibermutuaibermutua.es
A national Social Security collaborator offering comprehensive coverage for work-related risks, managing sick leave, and providing protection for self-employed workers |
1,229 |
| 75 |
Grupo 5 Acción y Gestión Socialgrupo5.net
A team of 3,200 professionals dedicated to improving the lives of vulnerable individuals through quality social and healthcare services across 14 regions in Spain |
1,215 |
| 76 |
FUNDACION SUMMA HUMANITATEfundacionhumanitate.org
A non-profit foundation supporting Church institutions with management issues to ensure continuity and preservation of their charism and works |
1,200 |
| 77 |
IMED Hospitalsimedhospitales.com
A sanitary group operating general hospitals, polyclinics, and an oncological radiotherapy center in Spain's peninsular east region |
1,199 |
| 78 |
Hospital General de Granollersfphag.org
A healthcare foundation in Catalonia with a hospital and geriatric center, providing medical care, education, research, and training for professionals and students |
1,178 |
| 79 |
General Opticageneraloptica.es
Specializes in optical and auditory health services, offering expert care, quality products, and training for future professionals. |
1,126 |
| 80 |
MC MUTUALmc-mutual.com
Leader in accident insurance with over a century of experience, protecting 12 million workers, offering prevention services, and part of a nationwide mutual group |
1,110 |
| 81 |
Consorci Sanitari de Terrassacst.cat
Integrated healthcare organization providing comprehensive services to over 200,000 residents in the Vallès Occidental region, focusing on physical and mental well-being with a human-centered approach |
1,076 |
| 82 |
Consorcio Hospital General Universitario de Valenciachguv.san.gva.es
A prestigious hospital in Spain with advanced technology, providing comprehensive and personalized healthcare with a focus on clinical excellence and research |
1,041 |
| 83 |
Hospital Universitario de La Riberalaribera.san.gva.es
A public hospital in Alzira, Valencia, providing tertiary-level services like Neurosurgery and Cardiac Surgery for a population of 250,000 |
1,037 |
| 84 |
Consorci Sanitari Integralcsi.cat
A public entity managing 13 specialized healthcare centers, elderly residences, and dependency services in Barcelona, L’Hospitalet de Llobregat, and Baix Llobregat |
1,034 |
| 85 |
Conselleria de Saclinicapassos.es
A recently created company in the healthcare sector specializing in comprehensive foot care in the university area, equipped with suitable treatment rooms |
1,014 |
| 86 |
Hospital Universitario San Rafaelhospitalsanrafael.es
The Hospital Universitario San Rafael provides specialized medical and surgical care to patients, focusing on holistic treatment and education in healthcare sciences |
1,004 |
| 87 |
Impresssmile2impress.com
Providing personalized clear aligner orthodontic treatments across Europe and the US, focusing on comfort, discretion, and visible results quickly. |
1,002 |
| 88 |
Macrosadmacrosad.com
An Andalusian cooperative founded in 1994, Macrosad focuses on education and care for all generations, aiming to improve well-being through research and innovation |
993 |
| 89 |
San Juan de Dios Españasjd.es
Official account of a healthcare organization in Spain dedicated to promoting health and providing care to the vulnerable through a network of facilities and professionals |
987 |
| 90 |
Catalan Institute of Oncologyico.gencat.cat
The Catalan Institute of Oncology is a public center specializing in cancer care, prevention, research, and training within Catalonia's healthcare system |
954 |
| 91 |
Centro Medico Teknonteknon.quironsalud.com
Leading private hospital in Spain providing high-quality medical care in a personalized environment with cutting-edge technology, focused on patient safety and satisfaction |
948 |
| 92 |
FIATC Segurosfiatc.es
A company specializing in insurance, health, and services for the elderly, aiming to improve the quality of life through personalized and professional care |
935 |
| 93 |
CASER RESIDENCIALcaseresidencial.es
A private sociosanitary services provider specializing in elderly care, offering residential centers, day centers, assisted living, home care, and telecare nationwide |
934 |
| 94 |
IMQ (IGUALATORIO MEDICO QUIRÚRGICO)imq.es
Leading private healthcare insurer in the Basque Country, providing medical insurance, healthcare services, and operating hospitals and medical centers for individuals and businesses. |
927 |
| 95 |
SHAshawellness.com
Wellness clinic promoting overall health through an Integrative Method, combining natural disciplines Supports staff professional growth, healthy lifestyles, and environmental care |
920 |
| 96 |
Hospital Universitario de Torrejónhospitaldetorrejon.es
A fully computerized hospital offering excellent healthcare services to all Madrid residents with cutting-edge technology and a dedicated medical team focused on patient care |
918 |
| 97 |
Servicio Cántabro de Saludscsalud.es
Provider of public healthcare services in Cantabria, Spain, offering primary and specialized care through a network of healthcare professionals |
918 |
| 98 |
Hospital Universitario Reina Sofíasspa.juntadeandalucia.es
The Hospital Universitario Reina Sofía in Andalusia provides reliable healthcare, education, and research services with over 5,000 professionals, known for innovative procedures and transplant programs |
913 |
| 99 |
Clínica Universitaria Reina Fabiolacurf.com.ar
A healthcare institution affiliated with a university, providing medical services, training for health science students, and postgraduate education for highly skilled professionals |
909 |
| 100 |
ASPY Prevenciónaspyprevencion.com
Specializing in occupational health and safety, the company offers tailored solutions to ensure compliance and promote excellence in prevention |
885 |
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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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