| # | Company | Employees |
|---|---|---|
| 1 |
RATPgroupratpgroup.com
Design, operation, and maintenance of global urban transport networks including metro, tram, and bus services across fifteen countries for twelve million daily passengers. |
20,736 |
| 2 |
France Télévisionsrecrutement.francetelevisions.fr
Leading French broadcasting group. Provides television programs to nearly 4 out of 10 French people daily. Public service with social and cultural role. |
12,382 |
| 3 |
Armée de l’air et de l’espacedevenir-aviateur.fr
Recruitment and training of military personnel in aviation-related fields including cybersecurity, telecommunications, engineering, mechanics, HR, and security. |
11,710 |
| 4 | 7,814 | |
| 5 |
European Space Agency - ESAesa.int
Coordinates member resources for space capability development, ensuring benefits for European and global citizens through ambitious space programs. |
7,016 |
| 6 |
Universite de Lorraineuniv-lorraine.fr
Leading campus in France, promoting knowledge sharing from basic to humanities, creating interdisciplinary ecosystems to drive innovation, economic and social development Offering diverse academic fields |
6,783 |
| 7 |
University of Strasbourgunistra.fr
Research and education in life sciences, health, chemistry, physics, humanities, fostering innovation and partnerships with socio-economic sectors. |
5,938 |
| 8 |
Sécurité socialelasecurecrute.fr
Provides universal social protection through family allowances, health insurance, retirement pensions, disability support, and social contribution collection in France. |
5,417 |
| 9 |
Council of Europecoe.int
Promotes democratic principles and protects human rights across 46 European countries based on the European Convention on Human Rights. |
3,638 |
| 10 |
CHRU de Strasbourg - Hôpitaux Universitaires de Strasbourgchru-strasbourg.fr
Provides comprehensive medical services across six specialized hospitals and three logistics sites focusing on surgery, obstetrics, orthopedics, and diverse clinical treatments. |
3,268 |
| 11 |
Département du Nordlenord.fr
Provides diverse public sector jobs focusing on local community proximity, professional development, and decentralized service delivery across territories. |
3,132 |
| 12 |
Direction générale des douanes et droits indirects (DGDDI)douane.gouv.fr
French administration managing land and maritime borders while regulating trade flows and supporting businesses to ensure economic sovereignty and national security. |
2,892 |
| 13 |
CHRU de Nancychru-nancy.fr
Provides comprehensive medical-surgical care for all ages, conducts biomedical research, trains health professionals, and significantly contributes to the regional economy and employment. |
2,571 |
| 14 |
Université de Reims Champagne-Ardenneuniv-reims.fr
Develops scientific projects in agri-sciences, health, digital sciences, and humanities. Provides diverse training programs, focusing on future socio-economic needs, student excellence. |
2,487 |
| 15 |
Cnavlassuranceretraite.fr
Management of public retirement system with digital services, supporting insured individuals through retirement preparation and ongoing retirement assistance. |
2,396 |
| 16 |
Région Grand Estlinktr.ee
Dynamic, competitive, and innovative regional government in Grand Est, supporting priorities such as employment, digital technology, youth, territories, mobility, and Europe Follow on social media |
1,979 |
| 17 |
Hôpital sainte anneghu-paris.fr
Provides access to employment opportunities within hospital settings, specifically listing available positions on a dedicated job platform. |
1,901 |
| 18 | 1,870 | |
| 19 |
Ville de Bordeauxbordeaux.fr
Provides municipal services, urban planning, cultural events, public administration, and community support for residents and businesses in Bordeaux. |
1,783 |
| 20 |
Ifremerifremer.fr
An organization conducting research on oceans, marine environment, and sustainable maritime activities, providing knowledge, innovation, and expertise for public policy and socio-economic activities |
1,703 |
| 21 |
CHR Metz-Thionvillechr-metz-thionville.fr
Operates multiple hospitals, mother-child centers, psychiatric facilities, and nursing homes across Metz and Thionville, serving a large population. |
1,666 |
| 22 |
Régie des Transports de Marseillertm.fr
operation of metro, tramway, and bus lines serving Marseille and neighboring communities, managing public transportation infrastructure and services |
1,664 |
| 23 |
CHU de Reimschu-reims.fr
A leading hospital center in Reims offering high-quality healthcare, education, and research services in various medical specialties, with a focus on collaboration and innovation |
1,412 |
| 24 |
Université Bordeaux Montaigne (ex - Bordeaux 3)u-bordeaux-montaigne.fr
Educates students, conducts research in arts, languages, humanities, and social sciences, promoting humanistic values and intellectual debate. |
1,381 |
| 25 |
Academie Nancy-Metzac-nancy-metz.fr
Regional public education authority managing schools, teachers, and educational policies in Nancy-Metz area, ensuring quality education delivery. |
1,318 |
| 26 |
Département des alpes maritimesdepartement06.fr
Management of social services, infrastructure, education, culture, transport, local development, and additional optional domains like employment and environment. |
1,216 |
| 27 |
Département des Bouches-du-Rhônedepartement13.fr
The company operates as a local government authority in Bouches-du-Rhône, providing essential services, infrastructure development, and support to residents and communities |
1,181 |
| 28 |
EPS Ville Evrardeps-ville-evrard.fr
Mental institution takes care of patients in northeast Paris, founded 1860, one of France's biggest hospitals with 56 sites and 110 buildings. |
1,166 |
| 29 |
Filierisfilieris.fr
Offers diverse healthcare services including health centers, medical and paramedical facilities, home care, and medical equipment in former mining basins. |
1,134 |
| 30 |
ISAE-SUPAEROisae-supaero.fr
Educates in aerospace engineering, providing a wide range of science and engineering degrees, including master's, advanced masters, doctoral, and executive programs. |
1,113 |
| 31 | 1,071 | |
| 32 |
Collectivité européenne d'Alsacealsace.eu
Regional administrative entity formed by merging Haut-Rhin and Bas-Rhin councils, managing local governance and sharing news and job offers. |
1,008 |
| 33 |
Hôpitaux Champagne Sudhopitauxchampagnesud.fr
Consolidates several health establishments to offer comprehensive medical services, including general medicine, surgery, psychiatry, and long-term care, for 320,000 residents. |
994 |
| 34 |
Conseil départemental de Meurthe-et-Mosellemeurthe-et-moselle.fr
Provides local governance and public services to residents, focusing on innovation, partnership, solidarity, and quality of life in Meurthe-et-Moselle. |
958 |
| 35 |
Hôpitaux Civils de Colmarch-colmar.fr
Public healthcare institution operating four sites in Colmar, providing general, psychiatric, maternal, and elderly care with 1400 beds. |
957 |
| 36 |
Université de Haute-Alsace - UHAuha.fr
Multidisciplinary university offering diverse degree programs, strong research teams, professional training, and close socio-economic partnerships in Alsace region. |
850 |
| 37 |
Carsat Hauts-de-Francecarsat-hdf.fr
Preparation and payment of general regime retirements, prevention and pricing of occupational risks, support for insured individuals in difficulty. |
802 |
| 38 |
Ile-De-France Mobilitésiledefrance-mobilites.fr
Planning, organizing, and financing public transportation across Île-de-France, coordinating multiple stakeholders to improve and modernize transit services. |
800 |
| 39 |
Centre Psychothérapique de Nancy - CPNcpn-laxou.com
A public mental health institution established in 1597, providing mental health care, diagnosis, rehabilitation, and social reintegration for adults, children, and adolescents |
777 |
| 40 |
UEMuem-metz.fr
A long-standing energy partner offering diverse services including electricity, gas, renewables, urban heating, public lighting, and utility software solutions |
772 |
| 41 |
Département de la Mosellemoselle.fr
Local government ensuring social solidarity and well-being through legal missions and voluntary policies impacting diverse community members. |
770 |
| 42 |
Conseil départemental des Vosgesvosges.fr
Management of social services, education, territorial planning, culture, tourism, sports, and ecological transition within the Vosges region. |
727 |
| 43 |
Groupe Hospitalier Fondation Vallée - Paul Guiraudpsysudparis.fr
Provides public psychiatry services for adults across 11 general psychiatry sectors, serving over 920,000 inhabitants in 30 communes, with specialized care options. |
685 |
| 44 |
Garde nationaledefense.gouv.fr
A national reserve force consisting of civilian volunteers working alongside military personnel for the protection of the nation Offering training, pay, and support |
683 |
| 45 |
Université de Haute-Alsace Mulhouse-Colmaruha.fr
It offers multidisciplinary higher education programs from undergraduate to doctorate, conducts fundamental and applied research, and fosters innovation in various scientific and humanities fields. |
649 |
| 46 |
Ville de Mulhousemulhouse.fr
Public service provider in Mulhouse, Alsace, offering a wide range of services to residents and engaging in various areas including international relations and social actions |
616 |
| 47 |
SDIS 57 - Sapeurs-Pompiers de la Mosellesdis57.fr
The company provides emergency rescue services for over 1 million residents in Moselle, managing personnel and resources for firefighting and various risks |
609 |
| 48 |
INSP - Institut national du service publicinsp.gouv.fr
French public institution specializing in recruitment, initial and ongoing training for senior executives and leaders within the state administration. |
595 |
| 49 |
Ville d'Aix-en-Provenceaixenprovence.fr
Provides local government administration, public services, community development, urban planning, cultural events, and citizen support in Aix-en-Provence. |
581 |
| 50 |
City of Metzmetz.fr
The company highlights Metz's rich heritage and architecture, showcasing key historical moments and the city's contemporary art scene |
578 |
| 51 |
Ville de Reimsreims.fr
A vibrant city with museums, parks, shops, restaurants, sports, and cultural facilities, offering an exceptional living environment for residents and visitors |
562 |
| 52 |
EM Strasbourg Business Schoolem-strasbourg.com
Business school offering international programs, triple accredited and integrated into a university, supported by corporate partners and a strong alumni network. |
555 |
| 53 |
CHU Guyane - Site de Cayenneght-guyane.fr
Provides comprehensive hospital health services across the territory, including specialized medical care, emergency services, surgeries, and continuous innovation in healthcare and research. |
553 |
| 54 |
EPSANch-epsan.fr
Public mental health institution providing psychiatric care, autism resources, long-term care, training, and support for disabled adults in Alsace region. |
540 |
| 55 |
Conseil Général du Bas Rhinalsace.eu
Local government body managing public policies, setting departmental directions, making decisions, and approving budgets for Bas-Rhin's development. |
539 |
| 56 |
Communauté urbaine du Grand Reimsgrandreims.fr
Managing a large urban and rural territory with 300,000 inhabitants across 143 communes, balancing diverse community needs and development. |
527 |
| 57 | 519 | |
| 58 |
DRIEAT (Direction régionale et interdépartementale Environnement-Aménagement-Transports)drieat.ile-de-france.developpement-durable.gouv.fr
The company implements state policies on transport, sustainable planning, environment, energy, and urbanism in the Île-de-France region, ensuring a balanced and cohesive development |
507 |
| 59 |
Académie de Strasbourgac-strasbourg.fr
Management of educational institutions, personnel, budgets, and pedagogical guidance across Bas-Rhin and Haut-Rhin departments in Grand Est region. |
501 |
| 60 |
UGECAM Nord-Estgroupe-ugecam.fr
Non-profit organization managing 32 healthcare and social structures in Lorraine and Champagne-Ardenne, specializing in rehabilitation, disability, and various medical fields |
482 |
| 61 |
Institut National des Etudes Territorialesinet.cnfpt.fr
This institute provides training for top managers and future leaders of major local authorities in France, focusing on municipalities, départements, and regions |
480 |
| 62 |
CTS - COMPAGNIE DES TRANSPORTS STRASBOURGEOIScts-strasbourg.eu
urban public transport operator managing tramway network, infrastructure design, construction, financing, and delivering innovative, high-quality mobility services in Strasbourg. |
455 |
| 63 |
Eurométropole de Metzeurometropolemetz.eu
Provides information and updates through official website and social media channels including Facebook, Twitter, and Instagram for community engagement. |
443 |
| 64 |
Urssaf Lorrainelorraine.urssaf.fr
A private organization managing social security contributions, promoting employment policies, assisting with payment issues, fighting against illegal labor, and simplifying social formalities |
440 |
| 65 |
INSA Strasbourginsa-strasbourg.fr
Public engineering and architecture school under the Ministry of Higher Education, accredited for engineering and architecture degrees, located in Strasbourg. |
438 |
| 66 |
CENTRE HOSPITALIER LABORITch-laborit.fr
Public institution specializing in psychiatry and mental health services for the Vienne region, providing comprehensive care and support. |
438 |
| 67 |
The port of Marseille Fosmarseille-port.fr
Leading French port handling diverse goods, managing logistics, ship repair, and welcoming over two million passengers annually at its two harbors, Marseille and Fos. |
437 |
| 68 |
Conseil départemental du Haut Rhinalsace.eu
Two regional councils in Haut-Rhin and Bas-Rhin merging to form a new entity - Collectivité européenne d'Alsace (CeA) as of January 2021 |
428 |
| 69 |
Angers Loire Métropoleangersloiremetropole.fr
Governance and administration of 31 communes in Maine-et-Loire, serving a population of 310,000 residents in urban area. |
425 |
| 70 |
Service d'incendie et de secours - Bas-Rhinsis67.alsace
An autonomous public institution managing professional and volunteer firefighters, focusing on prevention, protection, emergency response, and risk assessment and prevention |
421 |
| 71 |
Ville de Troyesville-troyes.fr
The city focuses on urban renewal, promoting a high quality of life with cultural events, education, green spaces, and tourism, making it an attractive destination. |
419 |
| 72 |
Académie de Reimsac-reims.fr
Regional education authority overseeing educational content, organization, and representing the Ministry of National Education in Grand Est departments. |
399 |
| 73 |
Agence Régionale de Santé Grand Estlinktr.ee
Regional Health Agency serves as a key contact point for healthcare professionals, social services, government entities, local authorities, and stakeholders, ensuring user rights and democratic consultation |
398 |
| 74 |
Département de l'Aubeaube.fr
The Council is involved in human solidarity and proximity missions, higher education, cultural development, sports, environment, and health. |
396 |
| 75 |
Carsat Alsace-Mosellecarsat-alsacemoselle.fr
Administers retirement, prevents occupational risks, supports vulnerable individuals, and processes independent workers' pension applications in Alsace-Moselle. |
393 |
| 76 |
Centre Hospitalier de Châteauroux-Le Blancch-chateauroux.fr
Provides comprehensive medical, surgical, obstetric, psychiatric, and rehabilitation services, including home hospitalization and elderly care, across the Indre department. |
384 |
| 77 |
ENSM, École Nationale Supérieure Maritimesupmaritime.fr
Educates Merchant Navy Officers and Marine Engineers, covering navigation, maritime operations, and safety, with practical experience through internships and partnerships. |
381 |
| 78 |
Est Ensembleest-ensemble.fr
Public territorial institution serving 406,000 residents in 9 Seine Saint-Denis municipalities as one of the 12 territories of the Grand Paris Metropolitan |
380 |
| 79 |
IFSTTARuniv-gustave-eiffel.fr
Public scientific, technological institution conducts applied research, expert appraisals in transport, infrastructure, natural hazards, urban issues for improved living conditions, sustainable development. |
370 |
| 80 |
Carsat Nord-Estcarsat-nordest.fr
Provides retirement, social action, and occupational risk management services for employees, retirees, and businesses in Lorraine-Champagne-Ardenne. |
359 |
| 81 |
CPAM du Bas-Rhin (Assurance Maladie)assurance-maladie.ameli.fr
Supports 951,000 beneficiaries with healthcare expenses, health preservation, care coordination, and enhanced protection during difficult situations, mobilizing 1,000 employees daily staff. |
349 |
| 82 |
Département de la Marnemarne.fr
Provides social services and infrastructure management including family support, elderly care, disability assistance, education, culture, sports, and tourism. |
347 |
| 83 |
Centre hospitalier de Rouffachch-rouffach.fr
A public mental health facility in Haut-Rhin, serving as a reference center for mental health services and care |
345 |
| 84 |
IMT Mines Albiimt-mines-albi.fr
French engineering school training engineers and doctors. Focus on high-level research and economic development through incubators, technopoles, and competitiveness clusters. |
337 |
| 85 |
European Directorate for the Quality of Medicines & HealthCare (EDQM), Council of Europeedqm.eu
Providing harmonised standards for medicines in Europe, ensuring quality and availability Coordinating testing programs to support public health |
334 |
| 86 |
Faculté des Sciences Economiques et de Gestion de Strasbourg (FSEG)ecogestion.unistra.fr
A leading academic institution in France offering a wide range of undergraduate, graduate, and doctoral programs in economics and management |
330 |
| 87 |
Mulhouse Alsace Agglomération - m2Am2a.fr
Management of economic development, transport, education, waste collection, housing, sports, culture, and environmental sustainability in a trinational European region. |
325 |
| 88 |
Centre Hospitalier Emile Durkheimch-emile-durkheim.fr
The company is a public healthcare facility in Vosges, France, dedicated to providing quality patient care and collaborating with other healthcare institutions in the region |
323 |
| 89 |
Centre Hospitalier de Martiguesch-martigues.fr
General hospital providing medical, surgical, obstetric, pediatric, and psychiatric care to support diverse patient health needs. |
320 |
| 90 |
Syndicat des Eaux et de l’Assainissement Alsace-Mosellesdea.fr
The company specializes in water supply and sanitation, serving over 740,000 residents in 450+ municipalities in Bas-Rhin with a focus on local identity and sustainable performance |
314 |
| 91 |
EPSM de la Marneepsm-marne.fr
Specialized psychiatric care for adults, children, elderly, addiction, medico-legal cases, and regional mental health support in Marne. |
313 |
| 92 |
Lycée René Cassinlyceecassin-strasbourg.eu
A school in Strasbourg focusing on developing students' ambition, knowledge, and skills in economics, management, and professional integration through partnerships |
307 |
| 93 |
Dynacitédynacite.fr
Management of social housing with construction, renovation, rental, and social ownership across multiple departments in Auvergne Rhône-Alpes region. |
301 |
| 94 |
GRETA de Lorrainegreta-lorraine.fr
For over 45 years, this organization offers tailored adult education and apprenticeship programs for employees, individuals, and job seekers |
300 |
| 95 |
GH70 Groupe Hospitalier de la Haute-Saône - 4 Hôpitaux : Vesoul, Gray, Lure et Luxeuil et 13 EHPADgh70.nous-recrutons.fr
Operates four hospitals and thirteen EHPADs (nursing homes for dependent elderly people), providing comprehensive healthcare and elderly care services in the Haute-Saône region. |
299 |
| 96 |
EuroAirport Basel-Mulhouse-Freiburgeuroairport.com
Airport serving over 8.5 million passengers with 27 airlines connecting 100+ destinations across three economically strong European regions. |
296 |
| 97 |
Lycée Robert Schumanlyc-schuman-metz.monbureaunumerique.fr
A general and technological high school offering a variety of vocational training programs from secondary education to DSCG level, emphasizing on European vision and dynamism |
295 |
| 98 |
Caisse nationale de solidarité pour l'autonomiecnsa.fr
Manage social security autonomy branch, secure funding for elderly and disabled support, ensure territorial equity, assist caregivers and individuals. |
293 |
| 99 |
CPAM de Moselleameli.fr
Working at this company means joining a team committed to protecting the health of over 60 million insured individuals through various projects |
281 |
| 100 |
Noréade, les Régies du SIDEN-SIANagenceenligne.noreade.fr
Management and operation of water supply, sanitation, stormwater, and fire defense services for over 730 municipalities in northern France. |
280 |
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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 Grand Est
- The largest companies in Grand Est 4,506
- Retail chains in Grand Est 481
- Family-owned companies in Grand Est 313
- Manufacturers in Grand Est 310
- Critical infrastructure operators in Grand Est 225
- Distributors and wholesalers in Grand Est 213
- IT services companies in Grand Est 201
- Software Development companies in Grand Est 180
- SaaS companies in Grand Est 179
- Contract manufacturers in Grand Est 171
- IT Services and IT Consulting companies in Grand Est 171
- Healthcare providers in Grand Est 169
- Construction companies in Grand Est 150
- Hardware manufacturers in Grand Est 146
- Food and Beverage Manufacturing companies in Grand Est 143
- Government Administration companies in Grand Est 143
- Retail companies in Grand Est 141
- Industrial Machinery Manufacturing companies in Grand Est 133
- Financial services firms in Grand Est 131
- Consumer goods companies in Grand Est 124
- Higher Education companies in Grand Est 118
- Accounting companies in Grand Est 115
- Accounting firms in Grand Est 114
- Advertising Services companies in Grand Est 113
The same list elsewhere in France
- Public sector organisations in France 3,653
- Public sector organisations in Île-de-France 950
- Public sector organisations in Auvergne-Rhône-Alpes 411
- Public sector organisations in Provence-Alpes-Côte d'Azur 373
- Public sector organisations in Nouvelle-Aquitaine 281
- Public sector organisations in Occitanie 273
- Public sector organisations in Hauts-de-France 238
- Public sector organisations in Pays de la Loire 172
- Public sector organisations in Brittany 151
- Public sector organisations in Normandy 137
- Public sector organisations in Bourgogne-Franche-Comté 123
- Public sector organisations in Centre-Val de Loire 107
- Public sector organisations in Paris 441
- Public sector organisations in Marseille 103
- Public sector organisations in Toulouse 70
- Public sector organisations in Lyon 65
- Public sector organisations in Strasbourg 52
- Public sector organisations in Bordeaux 50
- Public sector organisations in Nantes 48
- Public sector organisations in Lille 45
- Public sector organisations in Rennes 42
- Public sector organisations in Montpellier 39
- Public sector organisations in Grenoble 35
- Public sector organisations in Nice 33