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30 leading public sector organisations in the Moselle department

Tamtam tracks 41 public sector organisations headquartered in the Moselle department. This list ranks the 30 largest by number of employees on LinkedIn, led by CHR Metz-Thionville, UEM and Département de la Moselle. Their median headcount is 113. Half of them were founded in 1970 or later. The most common headquarters are Metz (19).

🇫🇷 Moselle30 companiesUpdated Nov 11, 2026

This selection of public sector organizations in Moselle reveals a strong presence of healthcare, government administration, and public services. The entities range from large established institutions like CHR Metz-Thionville, which operates multiple hospitals, to regional administrative bodies such as the Département de la Moselle, responsible for social solidarity, and Eurométropole de Metz, focused on community engagement. Other notable organizations include UEM, an energy partner offering diverse services, and SDIS 57, providing emergency rescue services.

A significant pattern in this data is the concentration of headquarters in Metz, indicating its role as a central hub for public sector operations within the department. Many of these organizations are long-standing, with several founded in the early to mid-20th century, reflecting a history of established public service provision in the region.

#CompanyIndustryHeadquarters EmployeesFounded
1
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.

Hospitals and Health Care 🇫🇷 Ars-Laquenexy 1,666 1977
2
UEMuem-metz.fr

A long-standing energy partner offering diverse services including electricity, gas, renewables, urban heating, public lighting, and utility software solutions

Renewable Energy Power Generation 🇫🇷 Metz 772 1901
3
Département de la Mosellemoselle.fr

Local government ensuring social solidarity and well-being through legal missions and voluntary policies impacting diverse community members.

Government Administration 🇫🇷 Metz 770 1982
4
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

Public Safety 🇫🇷 Metz 609 n/a
5
Eurométropole de Metzeurometropolemetz.eu

Provides information and updates through official website and social media channels including Facebook, Twitter, and Instagram for community engagement.

Government Administration 🇫🇷 Metz 443 n/a
6
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

Government Administration 🇫🇷 Metz 440 n/a
7
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

Education Administration Programs 🇫🇷 Metz 295 1962
8
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

Government Administration 🇫🇷 Metz 281 1945
9
CHS de Sarreguemineshopitaux-sarreguemines.fr

Public mental health institution offering extensive psychiatric services across multiple sectors, including adult and child psychiatry, with specialized units and outpatient centers.

Hospitals and Health Care 🇫🇷 Sarreguemines 223 n/a
10
Ville de Thionvillethionville.fr

The company is located in Thionville, a city with a high quality of life and strategic location near Luxembourg, Belgium, and Germany It caters to a diverse population

Government Administration 🇫🇷 Thionville 176 n/a
11
Centre Départemental de l'Enfance de la Mosellecde57.org

The company is a public emergency childcare facility providing care, evaluation, support, and orientation for children ages 0 to 18, as well as parenting support services

Government Administration 🇫🇷 Metz 172 n/a
12
Moselismoselis.fr

Construction, management, and maintenance of diverse rental housing portfolio across Moselle, supporting social welfare and sustainable local economy.

Real Estate 🇫🇷 Metz 151 1949
13
Eurométropole Metz Habitateurometropolemetzhabitat.fr

Management and rehabilitation of public housing, development of commercial activities, and enhancement of tenant relations and residential services.

Real Estate 🇫🇷 Metz 126 1924
14
Agence de l'Eau Rhin Meuseeau-rhin-meuse.fr

This public agency supports water policies at a regional level, reducing water pollution through financial support, planning tools, and data analysis

Government Administration 🇫🇷 Moulins-lès-Metz 113 n/a
15
Centre Hospitalier Saint Nicolas - Sarrebourgch-sarrebourg.fr

Provides emergency medicine, specialized medical treatments, surgery, cancer care, gynecology, pediatrics, home hospitalization, and advanced diagnostic services.

Wellness and Fitness Services 🇫🇷 Sarrebourg 113 1899

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16
CMA de Région Grand Estcma-grandest.fr

A network of 10 regional chambers supporting 100,000 artisanal businesses in the Grand Est region with projects and services

Government Administration 🇫🇷 Metz 101 2016
17
Centre Pompidou-Metzcentrepompidou-metz.fr

temporary exhibitions of modern and contemporary art, diverse cultural programs, local and international collaborations, accessible artistic discoveries and creations

Museums 🇫🇷 Metz 94 2010
18
Caf de la Mosellecaf.fr

The organization in Moselle helps families with financial aid, social support, and services, promoting equity and solidarity within the community

Government Administration 🇫🇷 Metz 92 1945
19
CMA 57 - Chambre de Métiers et de l'Artisanat de la Mosellecma-moselle.fr

The company provides services for businesses, employees, and apprentices in the Moselle craft sector, including representation, business support, training, and promotion

Government Administration 🇫🇷 Metz 89 1889
20
Ville de Forbachmairie-forbach.fr

Municipality located in northeastern France near Germany and Luxembourg, part of Grand Est region, largest town in former coal basin.

Government Administration 🇫🇷 Forbach 86 n/a
21
Communauté de Communes de Cattenom et Environsccce.fr

A community organization serving Cattenom and surrounding areas, focusing on local development, infrastructure, and quality of life for residents

Government Administration 🇫🇷 Cattenom 83 n/a
22
HAGANIS , régie de l'Eurométropole de Metzhaganis.fr

Public institution responsible for waste management and sanitation in the Eurometropolis of Metz, focusing on environmental protection through effective operations

Environmental Services 🇫🇷 Metz 79 2002
23
résédareseda.fr

This company manages the electricity distribution network in Metz and surrounding areas, serving over 175,000 service points with operations, maintenance, and development

Electric Power Transmission, Control, and Distribution 🇫🇷 Metz 73 2008
24
LEM3 - UMR CNRS n° 7239lem3.univ-lorraine.fr

Researching microstructures and mechanics of materials, resulting from a merger of two CNRS labs, with 250 people across four institutions.

Higher Education 🇫🇷 Metz 65 2011
25
IUT Thionville-Yutziut-thionville-yutz.univ-lorraine.fr

A component within the University of Lorraine offering DUT and Professional Bachelor's degrees in various fields with research activities on-site

Higher Education 🇫🇷 Yutz 65 1995
26
CDC Habitat Sainte Barbegroupe-cdc-habitat.com

A major player in the French housing sector, focusing on public interest, adapting and transforming its properties with a sustainable, innovative approach

Real Estate 🇫🇷 Freyming-Merlebach 63 n/a
27
Ecole nationale d'Ingénieurs de Metzenim.fr

A public engineering school offering generalist and professional training in mechanical and industrial engineering, emphasizing practical experience, industry connections, international opportunities, and quick job placement

Higher Education 🇫🇷 Metz 62 1960
28
Centre Pierre Janetcentrepierrejanet.univ-lorraine.fr

An integrated academic center in France and Europe offering psychological treatment, training, and research services to individuals and professionals

Wellness and Fitness Services 🇫🇷 Metz 56 2015
29
CH de Sarreguemineshopitaux-sarreguemines.fr

The hospital offers a range of healthcare services with a focus on surgery, medicine, mother-child care, and medical technology, serving a large number of patients annually

Hospitals and Health Care 🇫🇷 Sarreguemines 53 n/a
30
Communauté d'Agglomération Forbach Porte de Franceagglo-forbach.fr

Management of economic development, social housing, waste treatment, water, sanitation, culture, sports, and digital infrastructure in a cross-border region.

Government Administration 🇫🇷 Forbach 51 1970

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How this list is built

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 Nov 11, 2026.

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