| # | Company | Employees |
|---|---|---|
| 1 |
Cabinet Medicaldocteur-delabarre.fr
General medicine, osteopathy, and medical expertise services provided by the company for comprehensive healthcare solutions |
10,493 |
| 2 |
CHU de Nanteschu-nantes.fr
The company specializes in technical collaborations, continuing education, scientific research, and assistance for foreign patients in the field of international affairs |
5,305 |
| 3 | 5,175 | |
| 4 |
KRYS GROUPkrys-group.com
The company operates in optical and hearing health, distributing and manufacturing eyewear. It is a cooperative, focusing on human values and innovation for its products. |
3,310 |
| 5 |
CHU d'Angerschu-angers.fr
A leading French healthcare institution providing healthcare, education, and research, employing over 6,800 staff with diverse specialties and career development opportunities |
2,754 |
| 6 |
LNA Santélna-sante.com
Family-owned healthcare provider based in Nantes since 1990, offering care and support for individuals with fragility or loss of autonomy through various facilities |
2,080 |
| 7 |
MAISON DES AGES ET DES CULTURESmdac.fr
Non-profit association based in Legé, France, focused on promoting intergenerational and intercultural exchanges and activities within the community |
1,530 |
| 8 |
Centre Hospitalier du Mansch-lemans.fr
Provides comprehensive healthcare services with 1658 beds, offering general medical, surgical, and emergency care to patients. |
1,305 |
| 9 |
Hôpitaux de Vendéechd-vendee.fr
A network of 7 hospitals in Vendée, France, providing healthcare services with a total of 4,600 beds and 8,500 staff members |
873 |
| 10 |
Association Hospitalière Sainte-Marieahsm.fr
Provides comprehensive psychiatric care, prevention, and post-cure services, along with social and medico-social support for fragile individuals, including the elderly. |
795 |
| 11 |
Adapeilaadapeila.fr
Association supporting over 4,500 people with intellectual, autistic, psychic, and multiple disabilities, employing 2,000 staff across 60 professions. |
781 |
| 12 |
Centre Hospitalier de Saint-Nazairehopital-saintnazaire.fr
Public hospital providing extensive medical, surgical, emergency, mental health, elderly care, and preventive services across multiple regional sites. |
669 |
| 13 |
L'Hôpital Privé du Confluent - Vivalto Santéhopitalpriveconfluent.vivalto-sante.com
It offers consultation and hospitalization in short-stay medicine, surgery, oncology, and cardiology, with 24/7 emergency services, employing 200 practitioners and 1,100 employees. |
644 |
| 14 |
Institut de Cancérologie de l'Ouest (ICO)institut-cancerologie-ouest.com
A Hospital and Health Care company located in Angers, France, specializing in cancer treatment and care services |
632 |
| 15 |
Centre Hospitalier de Choletch-cholet.fr
Recruitment of medical and non-medical personnel for hospital activities including acute care, rehabilitation, psychiatry, and elderly care facilities. |
608 |
| 16 |
Adapei-Aria de Vendéeadapei-aria.com
Provide coordinated medical-social and social services supporting adaptive, evolving life pathways for people with mental, physical, or sensory disabilities. |
570 |
| 17 |
Oniris Nantesoniris-nantes.fr
Educates veterinarians, superior technicians, and engineers in animal health, public health, food sciences, and bioprocesses, actively supporting 'one medicine, one health'. |
543 |
| 18 |
EPSM de la Sartheepsm-sarthe.fr
Public mental health institution providing prevention, diagnosis, and ambulatory psychiatric care for all ages across Sarthe department. |
480 |
| 19 |
Clinique Jules Vernecliniquejulesverne.fr
Clinique Jules Verne is a medical facility offering a wide range of specialties with a focus on quality and personalized care in a modern environment |
452 |
| 20 |
VYV 3 Pays de la Loirepdl.vyv3.fr
A non-profit mutualist organization in Pays de la Loire region managing healthcare services for all ages, focusing on quality, affordability, and accessibility |
434 |
| 21 |
UGECAM Bretagne Pays de la Loiregroupe-ugecam.fr
Health operator in France, the company provides healthcare, rehabilitation, and reintegration services in Bretagne and Pays de la Loire regions, managing 13 facilities with 1540 beds |
427 |
| 22 |
Centre hospitalier de Lavalchlaval.fr
The company is a healthcare facility in the Pays de la Loire region, serving a population of 340,000 with a team of 2,500 healthcare professionals |
403 |
| 23 |
Centre Hospitalier Georges Mazurellech-mazurelle.fr
Specialized mental health care for children, young people, adults, and elderly persons, providing support and treatment across all ages. |
388 |
| 24 |
Centre de Santé Mentale Angevin (CESAME)ch-cesame-angers.fr
This public mental health institution provides psychiatric care to children, adolescents, and adults in the Maine-et-Loire department through various treatment facilities |
354 |
| 25 |
Clinique de l'Anjouclinique-anjou.fr
A leading French healthcare facility offering comprehensive hospital and emergency services, including a Level 2A maternity ward, with a reputation for excellence and certifications in quality and environmental management |
349 |
| 26 |
Groupe Oui Careouicare.com
The company is a leader in home services in France, offering a wide range of high-quality services to over 130,000 families |
330 |
| 27 |
GENERALE DES SERVICESgeneraledesservices.com
National network providing diverse personal services including home care, cleaning, childcare, gardening, and business support through franchised agencies. |
322 |
| 28 |
Santé Atlantiquesanteatlantique.fr
Santé Atlantique provides comprehensive and excellent healthcare services, offering a wide range of medical specialties with 1,500 healthcare professionals |
319 |
| 29 | 278 | |
| 30 |
ADAR44adar44.com
Nonprofit organization providing home support and respite care for elderly, disabled, and ill individuals across Loire-Atlantique region. |
275 |
| 31 |
Fédération ADMR Vendéeadmr85.org
Providing home care services focused on autonomy, respect, and solidarity through a network of associations and professional staff. |
272 |
| 32 |
VIVRE ADOM – Aide à la personnevivre-adom.com
MAINTIEN ADOM provides comprehensive home care services to support elderly and disabled individuals in maintaining their autonomy and independence |
234 |
| 33 |
Espace et Vie Résidences Seniorsresidences-espaceetvie.fr
Espace et Vie provides senior living services with a focus on trust, professionalism, and a human approach to aging well |
232 |
| 34 |
SSTRN - Prévention et santé au travail 🫀🚀sstrn.fr
Experts in workplace health and prevention, providing innovative advice to promote employee well-being, prevent risks, and optimize company performance through collaboration and expertise 💼🌈🩹 |
224 |
| 35 |
Clinique Bretéchéelsan.care
A human-sized healthcare facility in Nantes city center, offering scheduled hospitalizations and maternity services to patients |
220 |
| 36 |
SMIAsmia.sante-travail.net
A non-profit organization providing medical surveillance and prevention services to businesses in Angers and Segré, focusing on workplace health and safety |
217 |
| 37 |
Pôle Santé Sud - ELSANelsan.care
Offers comprehensive medical and surgical services, including advanced surgery, medical care, mental health, maternity, and emergency services, utilizing state-of-the-art technical facilities. |
202 |
| 38 |
LABORATOIRE SYNLAB BIOLIANCEbioliance.fr
Network of medical laboratories providing prevention, diagnostic, and follow-up biological analyses across Nantes metropolitan area and surrounding regions. |
193 |
| 39 |
Polyclinique du Parc - Vivalto Santépolycliniqueduparc.vivalto-sante.com
Established in 1974, this multidisciplinary healthcare facility offers a wide range of medical services with 315 beds and over 35 specialties Joined Vivalto Santé group in 2019 |
187 |
| 40 |
Clinique Mutualiste de L'Estuaireclinique-mutualiste-estuaire.fr
A 240-bed facility with over 450 professionals offering comprehensive medical care, including surgery, oncology, medicine, and specialized services for obese patients |
166 |
| 41 |
APAJH 44apajh44.org
Promoting dignity and citizenship for individuals with disabilities through advocacy, support services, and management of facilities in Loire-Atlantique region |
157 |
| 42 |
IRIMEDiris-grim.fr
A medical imaging group in the Nantes region offering a wide range of imaging specialties and quality patient care through a dense network and expert teams |
145 |
| 43 |
FASSIC - Fondation pour l'Action Sanitaire et Sociale d'Inspiration Chrétiennefassic.org
The organization provides healthcare and social services in France, acquiring and managing various healthcare facilities, prioritizing compassionate care and innovation |
135 |
| 44 |
Pôle Régional du Handicapasso-prh.fr
Specialized medical center in Le Mans area, providing comprehensive care for patients with neurological and musculoskeletal disabilities, including rehabilitation for overweight children Offering various specialized treatments and services |
134 |
| 45 |
Institut Public Ocensocens.fr
A leading medical-social institution providing services for individuals with sensory disabilities, language and learning disorders, autism, and developmental delays Additionally, offering support services and resources |
133 |
| 46 |
HAD - Hôpital à Domicile Nantes & régionhad-nantesetregion.fr
L’HAD Nantes & région provides medical and paramedical care at home to avoid hospitalization, with a focus on patient-centered and humanistic approach |
131 |
| 47 |
Centre Hospitalier Sèvre et Loirehopital-sevre-loire.fr
A public health institution providing care and accommodation for adults, specializing in services for the elderly, polyhandicapped adults, and addictology |
127 |
| 48 |
Fondation Cémaviecemavie.fr
The foundation specializes in providing care for elderly and disabled individuals, managing multiple facilities and services to promote autonomy and quality of life |
123 |
| 49 |
Clinique Saint Joseph (page officielle)cliniquesaintjoseph.fr
A healthcare facility offering a wide range of medical specialties, including surgery, cardiology, and oncology, with a focus on personalized care and patient-practitioner interaction |
120 |
| 50 |
Clinique Saint Charles (Vendée)clinique-saint-charles.fr
A company located in La Roche-sur-Yon, focussing on business activities related to the mentioned address at 11 boulevard René Levesque |
119 |
| 51 |
ARPEP Pays de la Loirearpep-pdl.fr
The organization supports individuals facing social exclusion, educational challenges, or disabilities to promote their full inclusion in society |
119 |
| 52 |
POLYCLINIQUE DU MAINEpolyclinique-maine.fr
A private medical-surgical facility in Mayenne, France, focusing on quality care, technology, and patient satisfaction within a group fostering collaboration and innovation |
117 |
| 53 |
OPHTALLIANCEophtalliance.fr
Ophtalliance is a network of 46 ophthalmologists operating in 13 centers in the west, providing expertise in various ophthalmology areas |
115 |
| 54 |
France Présencefrance-presence.fr
Providing daily support services for individuals to live confidently at home, focusing on autonomy preservation, daily living assistance, home maintenance, and social integration |
114 |
| 55 |
HOSPI GRAND OUESThospigrandouest.fr
Groups health establishments, including clinics and rehabilitation centers, offering quality, safe, innovative, and benevolent care accessible to all. |
110 |
| 56 |
Adapei53adapei53.fr
A parental association dedicated to promoting social inclusion of individuals with intellectual disabilities and supporting their families |
110 |
| 57 |
LabOuest - Laboratoire de Biologie Médicalelabouest.fr
Network of 27 medical biology laboratories providing local, rapid diagnostic services to patients, healthcare professionals, and medical institutions in Pays de la Loire. |
106 |
| 58 |
Etablissement de Santé Baugeois Valléeesbv.fr
A healthcare establishment located in Maine-et-Loire, formed from the merger of local hospitals and retirement homes in 2001 and 2005 |
102 |
| 59 |
ANJOU ACCOMPAGNEMENTanjouaccompagnement.fr
Provides personalized home care and support services for elderly, disabled, or ill individuals, including daily living assistance and social activities. |
93 |
| 60 |
Polyclinique de l'Europe - Vivalto Santépolycliniqueeurope-stnazaire.vivalto-sante.com
Multidisciplinary medical facility providing advanced surgical and cardiological care, oncology network participation, patient satisfaction focus, and cutting-edge technical equipment. |
92 |
| 61 |
FONDATION GEORGES COULONfondation-gcoulon.fr
Management of healthcare and medico-social facilities including nursing homes, rehabilitation centers, specialized Alzheimer care, employing nearly 500 staff. |
90 |
| 62 |
LES APSYADESlesapsyades.fr
Network of specialized psychiatric and addiction treatment facilities providing mental health and addiction care services in Loire-Atlantique. |
90 |
| 63 |
HOPITAL INTERCOMMUNAL DU PAYS DE RETZhipr44.com
The company operates a healthcare facility and 4 nursing homes, providing various health services such as medicine, rehabilitation, and care for Alzheimer's patients |
89 |
| 64 |
Centre Hospitalier Intercommunal Lys Hyrôme - CHI Lys Hyrômechi-lyshyrome.com
Public health institution offering a range of medical services various locations, including medicine, rehabilitation, long-term care, and specialized units for elderly and disabled individuals |
88 |
| 65 |
Hôpital Intercommunal de la Presqu'Ilehli-presquile.fr
A healthcare facility located in the Presqu'Ile region, providing quality care to patients with over 500 staff members across various departments |
87 |
| 66 |
LABORIZON MAINE ANJOUbiogroup.fr
A multi-site Medical Biology Laboratory located in Sarthe and Maine-et-Loire, part of Biogroup since 2021 |
84 |
| 67 |
Clinique Saint Léonardcliniquesaintleonard.fr
The company specializes in orthopedic surgery, offering 10 specialties, a research center, and cutting-edge technical facilities to ensure high-quality patient care. |
83 |
| 68 |
HAD VENDEEhadvendee.com
A home hospitalization facility in Vendée providing medical care at home, allowing patients to stay with loved ones while ensuring quality, accessible, and personalized healthcare |
83 |
| 69 |
SMR et EHPAD La Chimotaie MGEN Groupe VYVproximite.mgen.fr
The company operates a 106-bed hospital offering various specialized care services, including palliative care and cancer care, along with an 83-bed nursing home |
72 |
| 70 |
RESTEV - Réseau Santé au Travail d'Entreprises de Vendéerestev.fr
Leading inter-company health service provider in Vendée, offering medical monitoring for employees, health advice for businesses, and comprehensive support for occupational risk prevention |
70 |
| 71 |
MAINE IMAGE SANTE72mis.fr
Medical imaging center offering advanced diagnostic services to patients, providing high-quality imaging technology for accurate and efficient medical examinations |
65 |
| 72 |
PSY'ACTIVpsyactiv.fr
This organization provides support for individuals with mental health disorders through healthcare and social services, promoting autonomy and social/professional integration |
64 |
| 73 |
EHPAD Mer et Pins
The EHPAD Mer et Pins accommodates 310 residents, including elderly handicapped individuals, across five specialized structures, offering personalized care and promoting social interaction |
58 |
| 74 |
Clinique Sainte-Marie - Vivalto Santécliniquechateaubriant.com
A medical practice company located in Châteaubriant, France, providing healthcare services to the local community |
55 |
| 75 |
Groupe Public Hospitalier et Médico-social des Collines Vendéenneshopital-chataigneraie.fr
Healthcare facility offering medical services, rehabilitation, long-term care, palliative care, Alzheimer's unit, day care, and specialized housing for disabled individuals |
54 |
| 76 |
EHPAD Résidences Les Ligérienneslesligeriennes.fr
A company that operates five senior residences providing continuous care and services, including medical support, activities, and specialized units for dependent elderly individuals |
48 |
| 77 |
Centre Hospitalier de la Corniche Angevine (CHCA)chca.fr
A public health facility offering a range of medical services, including 216 beds for various care, with guidelines for respectful online interaction |
48 |
| 78 |
APF France handicap - Pays de la Loirepaysdelaloire.apf-francehandicap.org
A national association advocating for the rights and inclusion of individuals with motor impairments or multiple disabilities and their families |
47 |
| 79 |
Centre Jean Bernardi-l-c.fr
Specialized facility offering oncology, radiotherapy, hematology, and nuclear medicine services for cancer treatment and care |
45 |
| 80 |
Centre de Cancérologie de la Sarthe
A comprehensive cancer center in Sarthe, France, offering innovative treatments, a patient-centered approach, and a supportive environment for patients and their families |
44 |
| 81 |
Clinique de Domontcapio.fr
This company is a hospital and health care provider. It offers medical services and care in Domont, France, focusing on patient well-being. |
43 |
| 82 |
Phonème Audioprothésiste Francephoneme-audio.fr
A group of independent hearing aid specialists committed to providing quality services focused on prevention, personalized advice, listening, quality, innovation, and support |
40 |
| 83 |
OPHTA MEDICALophta-medical.com
A group of health centers offering services in ophthalmology, orthoptics, general medicine, radiology, assisting in center creation, management, development, and communication |
40 |
| 84 |
ILC - Institut inter-régionaL de Cancérologiei-l-c.fr
A leading institute with 6 centers dedicated to cancer treatment |
39 |
| 85 |
Fondation Saint Jean de Dieu - Pays de la Loirefondation-saintjeandedieu.fr
A public utility foundation in Pays de la Loire region providing healthcare and social services for individuals with disabilities, elderly, and palliative care needs |
39 |
| 86 |
Centre Hospitalier Layon Aubancelayon-aubance.fr
A healthcare organization offering a range of medical and social services including palliative care, rehabilitation, and housing for elderly residents on multiple sites |
38 |
| 87 |
FOYER DE VIE LES ABRIS DE JADElesabrisdejade.com
Hospital & health care facility located in Saint Brevin Les Pins, France, providing care and services for residents in need |
35 |
| 88 |
PHGNS Pôle Hospitalier et Gérontologique Nord-Sarthe
A public health establishment in the Sarthe department with three merged sites offering hospitalization, medical-social accommodation, home support, and radiology services |
34 |
| 89 |
La Martinière - Etablissement de Santé - ESSNO (Saclay)ajl-asso.fr
Non-profit organization providing comprehensive healthcare services including geriatric and polyvalent rehabilitation, elderly care, adapted activity pole, enhanced housing, and territorial palliative care. |
34 |
| 90 |
Biomedilambiomedilam.com
A group of 10 medical laboratories offering a wide range of medical analysis services, covering various specialties, and ensuring continuity of care |
33 |
| 91 |
BIOLARIS - LABORATOIRE DE BIOLOGIE MEDICALEbiolaris.fr
A network of local labs offering modern technical resources, accredited quality services, and 24/7 care collaboration with clinics/hospitals, prioritizing proximity and excellence in healthcare |
29 |
| 92 |
TIMteleimagerie.net
A dedicated partner for French healthcare facilities, providing top-quality teleradiology and nuclear medicine telemedicine services to ensure accurate medical interpretations and patient care 24/7 |
28 |
| 93 |
ORTHATLANTIC Cabinets d’Orthoptieorthatlantic.fr
A leading group of independent orthoptists in France, offering high-quality orthoptic care and cutting-edge equipment across 25 clinics nationwide |
27 |
| 94 |
Association A Vos Soinsavossoins.fr
A health association in Saint-Nazaire providing home nursing services, promoting healthcare for all, introducing third-party payment, and implementing health education and prevention initiatives |
25 |
| 95 |
L'Arche en Anjouanjou.arche-france.org
A member of L'Arche en France, this organization in Anjou supports about 40 individuals with mental disabilities, offering residential care and running a vineyard |
23 |
| 96 |
CENTRE HOSPITALIER LOCAL DU SUD OUEST MAYENNAISfacebook.com
A public healthcare facility with 320 beds offering medical, rehabilitation, palliative care, and support services to promote patient well-being and independence |
21 |
| 97 |
INSTITUT POUR LA SANTE DE L'OUESTisoprevention.fr
A medical biology laboratory providing preventive medicine assessments for insured individuals Recruiting nurses across northern France for on-site and remote missions |
18 |
| 98 |
Maison Olympemaison-olympe.org
A health center in Angers offering gynecological consultations and self-esteem workshops, prioritizing inclusive and comprehensive care in a welcoming environment |
17 |
| 99 |
Centre Hospitalier - Le Mansch-lemans.fr
A leading medical center in Sarthe, France, providing high-quality healthcare services around the clock to hospitalized and outpatient patients |
12 |
| 100 |
Institut des Maladies de l'Appareil Digestif - SantéDigeimad-nantes.org
Dedicated to digestive health, the institute collaborates with specialists, researchers, and partners to drive innovative projects for the benefit of patients |
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.
More company lists in Pays de la Loire
- The largest companies in Pays de la Loire 3,573
- Retail chains in Pays de la Loire 417
- Manufacturers in Pays de la Loire 324
- Family-owned companies in Pays de la Loire 231
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- Software Development companies in Pays de la Loire 179
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- Food and Beverage Manufacturing companies in Pays de la Loire 138
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- Industrial Machinery Manufacturing companies in Pays de la Loire 118
- Consulting firms in Pays de la Loire 116
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- Retail companies in Pays de la Loire 114
- Construction companies in Pays de la Loire 112
- Business Consulting and Services companies in Pays de la Loire 102
- Consumer goods companies in Pays de la Loire 100
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- Events Services companies in Pays de la Loire 89
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The same list elsewhere in France
- Healthcare providers in France 1,978
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- Healthcare providers in Auvergne-Rhône-Alpes 217
- Healthcare providers in Provence-Alpes-Côte d'Azur 207
- Healthcare providers in Grand Est 169
- Healthcare providers in Occitanie 168
- Healthcare providers in Nouvelle-Aquitaine 159
- Healthcare providers in Hauts-de-France 125
- Healthcare providers in Brittany 84
- Healthcare providers in Normandy 69
- Healthcare providers in Centre-Val de Loire 61
- Healthcare providers in Bourgogne-Franche-Comté 56
- Healthcare providers in Paris 257
- Healthcare providers in Marseille 54
- Healthcare providers in Lyon 46
- Healthcare providers in Toulouse 32