| # | Company | Employees |
|---|---|---|
| 1 |
Vivalto Santévivalto-sante.fr
Operates a network of healthcare facilities across Europe, providing comprehensive patient care. Engages in medical partnerships and sustainable practices. |
4,612 |
| 2 |
CHU de Renneschu-rennes.fr
Large French public hospital offering extensive medical, surgical, and obstetrical services, advanced diagnostics, research, and medical training to the population. |
3,470 |
| 3 |
CHU de Brestchu-brest.fr
Leading healthcare institution in western Brittany with extensive medical, surgical, oncology, psychiatric, geriatric, pediatric, and gynecological services across multiple sites. |
2,597 |
| 4 |
Adapei 35adapei35.com
A medico-social association supporting over 2850 individuals with disabilities through 64 facilities in Ille-et-Vilaine, with a workforce of 1600 professionals |
824 |
| 5 |
CENTRE HOSPITALIER GUILLAUME REGNIERch-guillaumeregnier.fr
Provides prevention, diagnosis, treatment, rehabilitation, social reintegration, research, and education in adult and child psychiatry sectors. |
679 |
| 6 |
Les Genêts d'Orlesgenetsdor.org
Support and care for people with disabilities and loss of autonomy across all ages through multiple specialized establishments and services. |
498 |
| 7 |
Centre hospitalier de Cornouaille Quimper-Concarneauch-cornouaille.fr
Regional hospital network providing surgery, medicine, obstetrics, geriatrics, cancer care, rehabilitation, and coordinated patient care with advanced medical technology. |
478 |
| 8 |
GROUPE HOSPITALIER BRETAGNE SUDghbs.bzh
Public healthcare institution in South Brittany offering extensive medical care, training, research, and partnerships across multiple sites. |
478 |
| 9 |
EPSM Caenepsm-caen.fr
Provides mental health services across Calvados for all ages, including specialized care, prevention, and support for vulnerable populations. |
442 |
| 10 |
Hôpital Psychiatrique Saint-Jean de Dieu
A psychiatric hospital based in France that provides medical services and practices for patients in need of mental health care |
384 |
| 11 |
EPSM Morbihanepsm-morbihan.fr
Provides psychiatric care for children, adolescents, adults, and elderly, managing health and social structures across eastern Morbihan with a focus on specialized services and partnerships. |
360 |
| 12 |
Hôpital de Saint-Brieucghtarmor.bzh
Provides specialized medical care including surgery, maternity, neonatology, dialysis, oncology, and advanced consultations across two hospital sites in Brittany. |
355 |
| 13 |
Fondation ILDYSildys.org
Nonprofit foundation providing healthcare, rehabilitation, disability support, child protection, and elderly care with strong regional presence and social values. |
354 |
| 14 |
Fondation AUB Santéaub-sante.fr
Nonprofit healthcare organization specializing in chronic kidney disease treatment, home care services, and professional training in dialysis and patient support. |
353 |
| 15 |
CENTRE HOSPITALIER DES PAYS DE MORLAIXch-morlaix.fr
Comprehensive medical, surgical, obstetric, psychiatric, and rehabilitation services with specialized oncology, geriatrics, maternity, pediatrics, and medico-social care across multiple locations. |
332 |
| 16 |
Groupe Hospitalier Rance-Emeraudegh-re.fr
Healthcare network including hospitals in Saint-Malo, Dinan, and Cancale, providing emergency, surgery, medicine, obstetrics, and elderly care services. |
316 |
| 17 |
Les Papillons Blancs du Finistèrepapillonsblancs29.fr
Provides personalized support and care for 1,650 individuals with mental disabilities through 62 facilities and 1,000 professionals. |
295 |
| 18 |
Hospitalité Saint-Thomas de Villeneuvehstv.fr
A non-profit organization comprising 15 healthcare and social facilities, providing care for vulnerable individuals across Brittany, Provence, and Pays-de-la-Loire regions |
288 |
| 19 |
Clinique Mutualiste La Sagesseclinique-rennes.fr
A healthcare facility with 220 beds and over 550 professionals offering specialized care in mother-child, cancer surgeries, medical specialties, and chronic pain management |
268 |
| 20 |
Fondation Saint-Hélierpole-sthelier.fr
The company is a well-known actor in the healthcare and social services sector, providing a wide range of medical, rehabilitation, and support services |
260 |
| 21 |
EPSM du Finistère Sudepsm-quimper.fr
Public mental health facility located in Quimper, providing mental health services and support to individuals in need |
258 |
| 22 |
Adapei-Nouelles Côtes d'Armoradapei-nouelles.fr
An association supporting individuals with disabilities and their families, facilitating personal choices and potential to live fully |
238 |
| 23 |
Association Anne Boiventanneboivent.com
Provide care and support for children, adults with disabilities, elderly, and individuals facing various vulnerabilities and fragilities. |
237 |
| 24 |
Association Hospitalière de Bretagneahbretagne.com
An organization in Brittany, France, with 1,200 professionals serving vulnerable populations in mental health, addiction, elderly care, disability, prevention, and social integration |
206 |
| 25 |
Brocéliande Atlantiquech-bretagne-atlantique.fr
A healthcare group serving 400,000 residents with 6,000 health professionals, 400 doctors, 3,700 beds, and 93,000 ER visits annually |
205 |
| 26 |
Centre Mutualiste de Kerpapecentre-kerpape.fr
A healthcare facility in Ploemeur specializing in functional rehabilitation, physical and rehabilitation medicine for adults and children with various medical conditions |
200 |
| 27 |
Centre Hospitalier de Fougèresch-fougeres.fr
A hospital in Fougères offering a wide range of medical services, specialized consultations, and a care facility for the elderly |
199 |
| 28 |
Fondation Bon Sauveur Côtes d'Armorfondationbonsauveur.com
A non-profit organization in Côtes-d'Armor, France, providing mental health services and social support to residents of the region |
191 |
| 29 |
EHPAD DES ABERSehpad-abers.fr
The company operates multiple nursing homes in different locations, providing care for 291 residents along with home care services and day care |
187 |
| 30 |
Groupe Hospitalier Centre Bretagnech-centre-bretagne.fr
Public healthcare institution offering modern medical, surgical, rehabilitation, and accommodation services across multiple sites for 142,000 residents. |
181 |
| 31 |
VYV 3 Bretagnebretagne.vyv3.fr
A regional union managing over 180 mutual support facilities in Brittany, offering a wide range of health and social services including rehabilitation, care for the elderly, and childcare |
176 |
| 32 |
PEP Brétill'Armorpepbretillarmor.org
An association providing medical-social, child protection, and educational vacation services, supporting individuals with disabilities and offering educational and leisure activities for all ages |
175 |
| 33 |
Hôpital Privé Océaneelsan.care
A medical and surgical facility with advanced technology, specializing in outpatient care and offering home hospitalization services, including a hand emergency service |
173 |
| 34 |
ASSIA Réseau UNAassia-una.fr
Provides homecare services including nursing and assistance to elderly, disabled, or ill individuals to improve autonomy and wellbeing. |
159 |
| 35 |
Ouest Biologieouest-biologie.com
Independent network of medical biology laboratories in Brittany and Normandy. Provides routine and specialized biological tests, supporting local healthcare needs for patients and professionals. |
155 |
| 36 |
ASSOCIATION KAN AR MORkanarmor.fr
Provides support and care for adults with mental and psychological disabilities, as well as elderly individuals in need. |
154 |
| 37 |
Hôpitaux Privés Rennais - Saint-Grégoire - Vivalto Santéchpsaintgregoire.com
A private hospital near Rennes offering a wide range of healthcare services with 500 beds, 800 employees, 270 physicians, and a large operating room facility |
143 |
| 38 | 137 | |
| 39 |
Centre Hospitalier de Douarnenezch-douarnenez.bzh
A public health facility in Douarnenez, part of a regional hospital network, collaborating with other hospitals to provide quality healthcare services |
128 |
| 40 |
Prévention santé travail 35preventionsantetravail35.fr
Provides occupational health services including medical monitoring, workplace health advice, and exposure tracking for over 250,000 employees. |
122 |
| 41 | 118 | |
| 42 |
Clinique Pasteur-Lanrozecliniquepasteurlanroze.vivalto-sante.com
A hospital & health care company located in Brest, France, providing medical services and care to patients in the Brittany region |
111 |
| 43 |
Clinique des Augustinescliniquedesaugustines.fr
Private nonprofit healthcare clinic specializing in geriatrics, chronic wound care, rehabilitation, palliative care, imaging, and paramedical consultations. |
107 |
| 44 |
Hôpital Régional d'Instruction des Armées Clermont-Tonnerrehiaclermonttonnerre.sante.defense.gouv.fr
Offers comprehensive medical services to military and civilian patients, focusing on infectious diseases, emergency care, and specialized health services. |
106 |
| 45 |
Hôpitaux Privés Rennais - Cesson-Sévigné - Vivalto Santéhopitalprivesevigne.com
Multidisciplinary healthcare facility in Cesson-Sévigné, Brittany, providing private hospitalization services as part of the Vivalto Santé group, a major national medical provider. |
105 |
| 46 |
GHT Armor
The Territorial Hospital Group (GHT) created in 2016 aims to provide common and graduated patient care for equal access to secure, quality healthcare |
93 |
| 47 |
CLINIQUE DE L'ESPERANCEclinique-de-l-esperance.ramsaysante.fr
A healthcare facility established in 1948, part of Ramsay Santé group, located in downtown Rennes, offering medical services to patients |
84 |
| 48 |
Clinique Mutualiste de Bretagne Occidentaleclinique-quimper.fr
A healthcare facility in Western Brittany with 180 beds, 30+ specialties, imaging services, surgical facilities, and emphasis on personalized care and medical advancements |
83 |
| 49 |
Hôpital Privé des Côtes d'Armorhopitalprive22.fr
A private hospital in Côtes d’Armor specializing in surgery, maternity, and cancer care, offering a balance between healthcare services and community |
79 |
| 50 |
Réseau Argoargo-asso.com
A non-profit network providing tailored support and accommodations for the elderly and their families, focusing on respect, ethical engagement, solidarity, and continuous improvement |
63 |
| 51 |
CEI - Centre d'Explorations Isotopiquesscintigraphie-tep.fr
A group of medical imaging centers in Brittany specializing in Nuclear Medicine services such as Scintigraphy, Scinti-Scanner, and PET-Scan examinations Contact for appointments |
63 |
| 52 |
HAD DE LORIENT (DE L AVEN A ETEL)had-lorient.fr
Provides technical, frequent, and prolonged medical care at home as an alternative to hospital stays and rehabilitation centers. |
61 |
| 53 |
EHPAD Villa Saint Josephehpad-villa-st-joseph.fr
A non-profit nursing home founded in 1983 by a religious congregation, providing care for elderly dependent individuals |
60 |
| 54 |
CHP Brestelsan.care
A private healthcare facility with 474 beds, offering advanced surgical, oncology, obstetrics, and emergency medical services in the region |
56 |
| 55 | 56 | |
| 56 |
ARCHIPEL AIDE ET SOINS A DOMICILEarchipel-aide-et-soins-a-domicile.fr
Provider of home care, support, and assistance services |
54 |
| 57 |
AIST22 - Santé au Travailaist22.fr
A health service focused on prevention in businesses, offering individual health monitoring, prevention actions, and professional reintegration support to over 115,000 employees |
52 |
| 58 |
HOPITAL PRIVE DES COTES D'ARMOR
A hospital & health care company located in France, specializing in providing medical services to patients in the Cotes d'Armor region |
51 |
| 59 |
Laboratoire Ocealablaboratoire-ocealab.fr
A laboratory with 9 sites offering medical biology services to healthcare establishments, with a team of 170 professionals focused on quality and customer satisfaction |
51 |
| 60 |
EHPAD DE PLABENNECehpadplabennec.fr
A modern and comfortable nursing home in Plabennec, providing a peaceful environment with individual rooms, activities, and rehabilitation services for resident well-being |
50 |
| 61 |
FEDERATION ADMR DU MORBIHANadmr56.com
The company has been serving people of all ages in Morbihan since 1955, connecting communities and promoting social values through a solid societal project |
48 |
| 62 |
CIAS à l'Ouest de Rennescias-ouest-rennes.fr
The company provides social services in 7 municipalities near Rennes, including childcare, social assistance, professional integration, elder care, and home services |
47 |
| 63 |
IMÉRA - Imagerie Médicale Rennes Agglomérationradiologie35.fr
A group of 29 specialized radiologists providing medical imaging services in Rennes region through 3 clinics and 4 offices Specialties include musculoskeletal, women's, and cardiovascular imaging |
44 |
| 64 |
Santé et Prévention BTP 35santeprevention35.fr
A non-profit organization providing health and safety services to employees in the construction industry through health monitoring, risk prevention, and awareness initiatives |
40 |
| 65 |
CLINIQUE PEN AN DALARclinique-pen-an-dalar.ramsaysante.fr
A medical practice company based in Bretagne, France, focusing on providing healthcare services at 147 Rue de Paris, Guipavas |
39 |
| 66 |
EHPAD Résidence les 3 Chênesehpad-les-3-chenes.fr
A facility specializing in providing accommodation and care for dependent elderly individuals, offering a variety of services to meet evolving needs |
34 |
| 67 |
Medavizmedaviz.com
A major player in telemedicine in France, offering teleconsultation services for healthcare professionals, care management systems, and 24/7 teleconsultation for patients |
33 |
| 68 |
ASAD Goëlo Trieuxasad22.fr
An individual and family services company located in Paimpol, France, providing support and assistance to clients in Bretagne region |
32 |
| 69 |
GH Rance-Emeraudecht-ranceemeraude.fr
The Rance-Emeraude Group brings together hospitals in Saint-Malo, Dinan, and Cancale, specializing in healthcare services for the community |
32 |
| 70 |
Hôpital de proximité de Paimpolghtarmor.bzh
Located in Paimpol, the Public Health Facility provides short-stay medicine, rehabilitation, and long-term care services with advanced medical technology and emergency services |
31 |
| 71 |
AMADEUS AIDE ET SOINSamadeus-asso.fr
A non-profit association specializing in aiding elderly and disabled individuals, providing various services including childcare, housekeeping, gardening, and handyman work |
31 |
| 72 |
RESIDENCES MAREVAresidences-mareva.fr
A public autonomous organization operating four EHPAD facilities focused on personalized care and vibrant activities in Vannes and Meucon, Morbihan |
28 |
| 73 |
Résidence Sainte Marieresidencesaintemarie.fr
La Résidence Sainte Marie is a private association in CHATEAUBOURG, France, providing care for elderly residents from the local area with a focus on community involvement |
27 |
| 74 |
Pôle médico-social Bais-Hamberspolepaph.fr
The medical-social center in Mayenne provides care for the elderly and people with disabilities through various services, including nursing homes and specialized living facilities |
26 |
| 75 |
MAISON SAINT-CYRmaisonsaintcyr.com
A non-profit association managing a nursing home in an former convent in Rennes, providing permanent and temporary accommodation, day care, and respite services |
19 |
| 76 |
CTRE HOSPITALIER UNIVERS PONTCHAILLOU
A medical practice company located in Rennes, Bretagne, France, providing healthcare services at 2 Rue Henri Le Guilloux |
16 |
| 77 |
Résidence Les Chênesgroupe-ugecam.fr
A leading regional geriatric care facility offering comprehensive care and support services, prioritizing patient well-being throughout their stay Contact us for more information |
15 |
| 78 |
Alliance Médicale Servicesalliance-medicale-services.com
Providing home healthcare services in Brittany for respiratory insufficiency patients, using technology and expertise to support aging population with chronic diseases |
14 |
| 79 |
Pharmacie de la Citadellemypharmactiv.fr
A workshop located in Belle-ile-en-mer specializing in iodine-related products and services |
14 |
| 80 |
STSM - Santé au Travail du Pays de Saint-Malosante-travail-saint-malo.org
An association approved by the State, providing health monitoring for 33000 employees from various sectors in the Saint-Malo area |
12 |
| 81 |
OPR : Orthèse Prothése Rééducationopr35.com
This company specializes in orthopedic devices and rehabilitation in Brittany and Normandy, offering rapid adaptation and collaboration between orthopedic specialists and physiotherapists |
8 |
| 82 |
DEMAY Opticiensoptique-audition-demay.fr
The company focuses on visual and auditory health, offering solutions for eyewear, hearing, tinnitus, and prevention in those areas |
4 |
| 83 |
PHARMACIE BERKpharmacieberk.fr
A pharmaceuticals company in Quiberon, France, focusing on providing medication and healthcare products to the community |
1 |
| 84 |
Centre de prévention Agirc Arrco Bretagnecentredeprevention.fr
A prevention center offering consultations for seniors in Brittany and Laval, part of the Agirc-Arrco association, with locations in Rennes, Brest, and Landerneau |
1 |
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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 Brittany
- The largest companies in Brittany 2,535
- Retail chains in Brittany 321
- Manufacturers in Brittany 209
- Family-owned companies in Brittany 190
- Food and Beverage Manufacturing companies in Brittany 165
- Public sector organisations in Brittany 151
- Software Development companies in Brittany 123
- Distributors and wholesalers in Brittany 119
- SaaS companies in Brittany 119
- Consumer goods companies in Brittany 112
- Critical infrastructure operators in Brittany 110
- Food and beverage companies in Brittany 110
- Retail companies in Brittany 96
- IT services companies in Brittany 96
- Contract manufacturers in Brittany 88
- IT Services and IT Consulting companies in Brittany 81
- Hardware manufacturers in Brittany 77
- Financial services firms in Brittany 73
- Accounting firms in Brittany 72
- Government Administration companies in Brittany 71
- Accounting companies in Brittany 69
- Consulting firms in Brittany 68
- Construction companies in Brittany 65
- Law Practice companies in Brittany 64
The same list elsewhere in France
- Healthcare providers in France 1,978
- Healthcare providers in Île-de-France 529
- 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 Pays de la Loire 105
- 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