| # | Company | Employees |
|---|---|---|
| 1 |
Techint Grouptechintgroup.com
Industrial expertise across steelmaking, infrastructure, industrial plant design and construction, metals and mining technologies, oil and gas, and health. |
47,652 |
| 2 |
University of Buenos Airesuba.ar
Public university offering extensive undergraduate and postgraduate programs, renowned for academic excellence and significant research contributions in Argentina. |
26,362 |
| 3 |
Farmacity S.A.somosfarmacity.com
A health company specializing in medication, consumer products, hygiene, and cosmetics, with a strong commitment to community development and social responsibility projects |
8,580 |
| 4 |
Hospital Italiano de Buenos Aireshospitalitaliano.org.ar
A leading healthcare institution with over 9,000 employees, providing high-quality care, education, research, and coverage for 180,000+ members |
8,354 |
| 5 |
Swiss Medical Groupswissmedical.com.ar
A leading Argentine group dedicated to healthcare, providing protection and high-quality services through a variety of companies in the industry |
7,055 |
| 6 |
Universidad Nacional de Cuyouncuyo.edu.ar
Largest center of higher education in Mendoza, Argentina with academic schools, research institutes, technological education, and high schools under its umbrella |
4,184 |
| 7 |
Casa Hospital San Juan de Dioshospitalsanjuandedios.org.ar
A non-profit Catholic hospital founded in 1941 by the Brothers of St John of God, offering a wide range of healthcare services and medical education |
3,470 |
| 8 |
Hospital Alemánhospitalaleman.org.ar
A healthcare organization committed to providing evidence-based medical care with a focus on excellence, respect, ethics, and transparency in all interactions |
3,215 |
| 9 |
Hospital Británicohospitalbritanico.org.ar
A non-profit hospital founded in 1844, providing healthcare to those in need, with a focus on education, research, and medical advancements |
3,049 |
| 10 |
Hospital Universitario Australhospitalaustral.edu.ar
A university health organization focused on patient care, teaching, and biomedical research with a commitment to truth, life, quality, and Christian values |
2,752 |
| 11 |
CEMICcemic.edu.ar
A nonprofit medical and clinical research institution focused on academic medical education, research, and community healthcare services for over 55 years |
2,510 |
| 12 |
Medicusmedicus.com.ar
Leading private medical provider with over 4 decades of experience, emphasizing quality, research, constant training, and innovation to meet healthcare expectations |
2,472 |
| 13 |
Universidad Austral, Buenos Airesaustral.edu.ar
The University Austral aims to provide high-quality education and research while fostering interdisciplinary learning and continuous personal growth in various fields |
2,462 |
| 14 |
Emergencias SAemergencias.com.ar
A leading emergency medical services company in Argentina, part of IHSA SA group, managing a fleet of 500+ ambulances and serving four million beneficiaries annually ISO 9001 certified |
2,109 |
| 15 |
Hospital de Clínicas "José de San Martín"hospitaldeclinicas.uba.ar
A teaching hospital in Buenos Aires, Argentina affiliated with the University of Buenos Aires, known for its high academic standards |
1,989 |
| 16 |
HOSPITAL NAVALhnpm.mil.ar
The company provides healthcare services to the personnel of the Navy, focusing on training, research, and operational logistical support for medical purposes |
1,969 |
| 17 |
Flenifleni.org.ar
A non-profit foundation focused on preventing, diagnosing, treating, and researching neurological diseases for children, providing high-quality medical services and specialized rehabilitation programs |
1,756 |
| 18 |
Hospital de Alta Complejidad en Red "El Cruce", Dr. Nestor Carlos Kirchnerwww2.hospitalelcruce.org
The Hospital El Cruce provides high-complexity medical care, including diagnostic studies and specialized surgical interventions, for residents in the region |
1,303 |
| 19 |
Hospital Militar Central Cirujano Mayor Dr. Cosme Argerich
Hospital Militar Central Cirujano Mayor Dr Cosme Argerich is a health care company located in Madrid, Spain, providing medical services and hospital care |
1,240 |
| 20 |
Sanatorio Otamendiotamendi.com.ar
A prestigious medical institution with a longstanding commitment to excellence in medical care, cutting-edge technology, and patient comfort since 1928 |
1,158 |
| 21 |
OSEP - Obra Social Empleados Públicos - Mendozaosepmendoza.com.ar
We are the social security for public workers in Mendoza, providing high-quality healthcare through our own facilities and partnerships with other providers |
1,155 |
| 22 |
SANATORIO FINOCHIETTOsanatoriofinochietto.com
A healthcare center offering clinical, surgical, and maternity services with a commitment to patient care, knowledge management, safety, sustainability, and innovation |
1,130 |
| 23 |
Santa Catalina - Neurorehabilitación Clínicasantacatalinaclinica.com
The company is dedicated to improving people's lives through professionalism, compassion, and advanced medical procedures in neurorehabilitation and chronic critical care |
1,095 |
| 24 |
Diagnóstico Maipú - Imágenes y Laboratoriodiagnosticomaipu.com
A private company specializing in medical imaging diagnostics, with multiple locations in the northern Greater Buenos Aires area and Buenos Aires city Cutting-edge technology and quality care |
1,061 |
| 25 |
Sanatorio Las Lomas S.A.laslomas.com.ar
A prominent healthcare facility in northern Buenos Aires province, located in San Isidro Their focus is on life-saving scientific advancements Email: info@laslomascomar |
1,056 |
| 26 |
Hospital Argerichbuenosaires.gob.ar
A municipal hospital in Buenos Aires, Argentina, known for its excellence in transplant procedures, specializing in cardiac, renal, hepatic, and pancreas transplants |
1,051 |
| 27 |
Sanatorio Mater Deisanatoriomaterdei.com.ar
Committed to life and dedicated to serving human dignity, the company is focused on uplifting and supporting individuals |
1,015 |
| 28 |
Hospital San Roqueinstagram.com
Hospital Interzonal providing general acute care services in Gonnet, Buenos Aires, Argentina |
973 |
| 29 |
vittal - socorro medico privadovittal.com.ar
Leading healthcare extrahospital company with 25 years of experience, 10 million+ services performed, and 2000+ employees nationwide in Argentina |
967 |
| 30 |
Hospital Central Dr Ramón Carrillohospitalcentralramoncarrillo.com
Healthcare institution providing services Monday to Friday from 08:00 to 20:00 Specialized in patient care and medical treatments |
952 |
| 31 |
Universidad Maimónidesmaimonides.edu
Established in 1990, this educational institution focuses on developing critical and creative thinking skills in its students to address society's challenges effectively |
926 |
| 32 |
Instituto Argentino de Diagnóstico y Tratamiento - IADTiadt.com
Medical institution providing comprehensive healthcare services through modern technology, specialized surgery, diagnostic studies, and 24/7 emergencies for adults and pediatrics |
921 |
| 33 |
Obra Social Union personalunionpersonal.com.ar
The company is responsible for the IT management of a social organization, medical centers, private health plans, and branches across the country |
919 |
| 34 |
PARAMEDICparamedic.com.ar
Leading provider of specialized services in outpatient medicine, with a mission to care for life and a vision of passion for living |
905 |
| 35 |
UBA College of Veterinary Medicinefvet.uba.ar
A prestigious veterinary school in Argentina offering a wide range of undergraduate and graduate degrees, known for its excellence in education, research, and outreach |
902 |
| 36 |
Hospital Nacional Posadasargentina.gob.ar
A national public hospital network dedicated to comprehensive and humanized healthcare for all stages of life, prioritizing accessibility, equity, safety, and quality |
864 |
| 37 |
Centro Rossicdrossi.com
A leading diagnostic imaging center in Argentina, offering state-of-the-art equipment and software across eleven locations, with a focus on improving patient care daily |
854 |
| 38 |
Hospital Carlos G. Durandbuenosaires.gob.ar
High-complexity university public hospital located in Buenos Aires, Argentina, providing advanced medical services and care to the community |
810 |
| 39 |
IAF (Instituto Alexander Fleming)alexanderfleming.org
A leading private clinic in Argentina and Latin America, offering over 50 medical specialties with a focus on excellence, technology, research, and education |
799 |
| 40 |
A Domicilio Saludadomiciliosalud.com
Established in 2010, the company provides excellent home care services nationwide, focusing on ensuring excellence in domiciliary care |
792 |
| 41 |
FarmaPlusfarmaplus.com.ar
A long-standing healthcare company focused on delivering high-quality services to satisfy patients' needs with values of honesty, teamwork, creativity, competitiveness, and responsibility |
782 |
| 42 |
Hospital Provincial Neuquénhospitalneuquen.org.ar
A leading healthcare institution in Patagonia, the Provincial Hospital Neuquén is dedicated to serving the community with a focus on improving quality of life and overall health |
769 |
| 43 |
Hospital Privadohospitalprivado.com.ar
A team of experienced healthcare professionals at a private hospital in Córdoba, providing high-quality services and care nationally and internationally |
764 |
| 44 |
Sanatorio Anchorena Recoletasanatorio-anchorena.com.ar
Health institution with top-quality service and technology equipment, led by healthcare professionals |
759 |
| 45 |
Hospital Privado de Comunidadhpc.org.ar
Leading medical institution in Mar del Plata providing high-quality medical care, training healthcare professionals, and contributing to medical research for scientific advancement |
752 |
| 46 |
Sanatorio Colegialessanatoriocolegiales.com.ar
A healthcare facility with over 50 years of experience in Argentina, offering high-quality medical assistance with advanced technology and a focus on human values |
751 |
| 47 |
Universidad de Buenos Aires (UBA)uba.ar
A prestigious public university in Argentina, founded in 1821, offering a wide range of academic programs in Buenos Aires |
734 |
| 48 |
Hospital Italiano La Plataitalianolaplata.org.ar
A centenary non-profit community hospital providing healthcare from primary care to high complexity, promoting research, training, quality, and accessibility in a team-based model |
727 |
| 49 |
Farmacias Central Oestecentraloeste.com.ar
A leading company in Zona Oeste celebrating 60 years of growth, focused on health, quality of life, and sustainable impact #CentradosEnVos |
719 |
| 50 |
Asociart ARTasociart.com.ar
Specialized insurance provider for Work Risks with a strong market presence, focusing on prevention and efficient care for over 100,000 companies and 950,000 workers nationwide |
711 |
| 51 |
DIM Centros de Saluddim.com.ar
A leading healthcare provider in Argentina, offering a wide range of medical services with state-of-the-art technology and over 500 top professionals |
710 |
| 52 |
Leben Saludlebensalud.com.ar
Leben Salud is a healthcare entity within the Schroeder Group focused on providing diagnostic, treatment, and rehabilitation services with a commitment to society and excellence |
695 |
| 53 |
Sanatorio Británicosanatoriobritanico.com.ar
Established in 1924, the organization plays a vital role in Rosario's healthcare history, providing modern medical care and innovative advancements |
693 |
| 54 |
Hospital General de Agudos Dr. Enrique Tornúbuenosaires.gob.ar
Public hospital in the city of Buenos Aires, providing healthcare services to the community |
693 |
| 55 |
Obra Social Luis Pasteuroslpasteur.com.ar
A non-profit health care entity established in 1975, providing quality health coverage and personalized care for employees of pharmaceutical companies across Argentina |
690 |
| 56 |
SANATORIO DE LA TRINIDAD QUILMES S.A.trinidadquilmes.com.ar
Established in 1980, this advanced medical facility and its adjacent centers cover 20,000m2 of continuous infrastructure for seamless communication and movement |
677 |
| 57 |
Grupo Gammagrupogamma.com
A healthcare network serving over 40,000 patients monthly with 750 healthcare professionals, leading in medicine through continuous improvement, technology innovation, and new services development |
672 |
| 58 |
Hospital Español de Mendozahespanol.com.ar
A renowned medical center with a 100-year history in healthcare, known for excellence in services, technological innovation, and scientific advancement for life care |
669 |
| 59 |
Sanatorio Sagrado Corazónsagradocorazon.net.ar
Highly complex hospital providing advanced technology and innovative processes for diagnosis and treatment, prioritizing trust and transparency with patients and families |
667 |
| 60 |
Hospital Materno Infantil de Tigre
Hospital Materno Infantil de Tigre offers pediatric services, catering to the healthcare needs of children in the Tigre region |
663 |
| 61 |
Sanatorio Municipal Dr. Julio Méndezobsba.org.ar
Medical practice facility located in Buenos Aires, Argentina, offering healthcare services at AV NICOLÁS AVELLANEDA 551 |
655 |
| 62 |
Sanatorio Anchorena San Martínsasm.com.ar
A healthcare institution focused on providing quality medical care with warmth, honesty, respect, and teamwork to become a leading community healthcare provider |
646 |
| 63 |
CLÍNICA MONTE GRANDE S.A.clinicamg.com.ar
A medical clinic in Buenos Aires province providing high-quality healthcare with a focus on patient well-being, continuous improvement, and safety standards |
638 |
| 64 |
Hospital General de Agudos “Dr. Ignacio Pirovano"buenosaires.gob.ar
A hospital named after Dr Ignacio Pirovano, serving a large population in Buenos Aires with a wide range of medical specialties |
637 |
| 65 |
Hospital Interzonal General de Agudos Dr. Paroissienms.gba.gov.ar
A public hospital in western Buenos Aires province belonging to sanitary region IX, providing general acute care services |
626 |
| 66 |
Equipo Adip RRHHequipoadip.com.ar
A team of professionals in habilitation-rehabilitation offers a holistic program to assist individuals with developmental difficulties, focusing on family involvement for optimal outcomes |
622 |
| 67 |
Hospital Interzonal General de Agudos "Eva Perón" de San Martínweb.facebook.com
Communication portal for HIGA Eva Perón in San Martín (formerly Dr Castex), facilitating information sharing and interaction for users |
620 |
| 68 |
Centro Gallego de Buenos Airescentrogallegoba.com.ar
A prominent institution representing nearly five million Galicians and their descendants globally, focused on preserving and promoting Galician culture, tradition, and supporting healthcare needs |
612 |
| 69 |
ICBA Instituto Cardiovascularicba.com.ar
A specialized medical center in cardiology focused on providing hope and quality of life to patients with cardiovascular diseases through excellence, innovation, and personalized care |
611 |
| 70 |
SANATORIO JUNCALsjuncal.com.ar
The company aims to provide quality medical care with a focus on personalized attention, professionalism, and service vocation, striving to become a model healthcare provider in the South Zone |
596 |
| 71 |
Hospital provincial del Centenario
A medical practice company located in Rosario, Argentina, providing services at Hospital provincial del Centenario on Urquiza Street |
589 |
| 72 |
Grupo Oroñogrupoorono.com.ar
A group of leading medical centers in Rosario and the region, providing high-quality, competitive, and accessible healthcare services for the community |
572 |
| 73 |
Acudir Emergencias Médicasacudiremergencias.com.ar
A company led by experienced professionals in emergentology, offering top-quality emergency medical coverage solutions for health insurers, businesses, schools, and institutions |
556 |
| 74 |
Centro Médico Integral Fitz Roycmifitzroy.com.ar
A leading occupational health institution specializing in accidentology and occupational medicine, providing comprehensive solutions for worker health care and safety through medical services and wellness programs |
555 |
| 75 |
Sanatorio Aconcaguasanatorioaconcagua.com
A private healthcare institution dedicated to forming highly skilled and compassionate health teams, with cutting-edge technology to address patients' medical needs |
198 |
| 76 |
Best Care Argentinabestcare.com.ar
Specializing in medical nutrition, this company provides home-based nutritional support to 200,000 patients daily in 10 countries through a comprehensive range of enteral nutrition products and services |
51 |
| 77 |
Centro Médico Sentir Saludsentirsalud.com
A team of passionate healthcare professionals providing premium quality care through cutting-edge treatments for a range of acute, chronic, and palliative illnesses |
27 |
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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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