This selection of public sector organizations includes national armed forces, government administrations, and large public service providers. Notable entities include the US Army, which provides land dominance; the NHS, offering comprehensive healthcare services in the UK; and aramco, a major energy and chemicals producer. The list also features educational institutions like the University of California and financial services providers such as the State Bank of India.
A clear pattern is the global representation, with organizations headquartered in cities like Arlington, London, Washington, Dhahran, and Mumbai. Government administration and armed forces are prominent sectors, indicating a focus on national security and public service delivery across various countries.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
US Armyusarmybasic.com
Providing prompt, sustained land dominance across full military operations spectrum, supporting combatant commanders in national defense and warfare. |
367,627 | |||
| 2 |
NHSwww.nhs.uk
It provides comprehensive healthcare services to UK residents, employing over 1.5 million staff and ensuring free access at the point of use. |
252,871 | |||
| 3 |
United States Air Forceairforce.com
Protects interests through air and space superiority, conducting global attacks, rapid mobility, precision engagement, information dominance, and agile combat support across multiple dimensions. |
243,929 | |||
| 4 |
UK Civil Servicegov.uk
This company implements government policies, delivering essential public services in the UK |
238,504 | |||
| 5 |
U.S. Department of Veterans Affairsva.gov
Recruitment of skilled employees dedicated to providing respectful and appropriate care and support services for United States veterans. |
202,010 | |||
| 6 |
aramcoaramco.com
A leading producer of energy and chemicals, providing uninterrupted supply around the globe and working towards a low carbon economy |
170,467 | |||
| 7 |
United States Postal Serviceusps.com
Delivers mail and packages to over 157 million addresses nationwide, connecting every American, every door, every business, everywhere, funded by sales, not tax dollars. |
159,003 | |||
| 8 |
University of Californiajobs.universityofcalifornia.edu
Educating top minds, advancing research, engaging communities, supporting economy, improving health, protecting environment, and driving innovation across California. |
152,503 | |||
| 9 | 150,748 | ||||
| 10 |
Ministère de l'Éducation nationaleeducation.gouv.fr
Oversees primary to higher education, universities, public research, youth affairs, and sometimes sports and community life in France. |
131,027 | |||
| 11 |
State Bank of Indiabank.in
Leading public sector bank with extensive branch network, offering specialized financial services to corporates, SMEs, NRIs, and retail customers. |
122,721 | |||
| 12 |
Education nationale
Management and oversight of public education, development of educational policies, and support for schools and teachers nationwide. |
113,899 | |||
| 13 |
Brazilian Army (Exército Brasileiro)eb.mil.br
The company's mission is to contribute to national sovereignty, maintain law and order, safeguard national interests, and support social welfare through military preparedness |
103,485 | |||
| 14 |
I work for NSWiworkfor.nsw.gov.au
Government departments and agencies providing essential services including health, education, housing, transport, and infrastructure across New South Wales. |
97,651 | |||
| 15 |
The California State Universitycalstate.edu
Leading higher education system in California with 23 campuses, offering quality, affordable education and producing job-ready graduates for the workforce |
93,821 | |||
| 16 | 93,235 | ||||
| 17 |
PT Pertamina (Persero)pertamina.com
Engaged in integrated energy sectors, including upstream, midstream, downstream, and renewable energy, with over 50 years of experience. |
80,882 | |||
| 18 |
Life Insurance Corporation of Indialicindia.in
Provides diverse life insurance products including health, pension, ULIPs, group schemes, and micro insurance with extensive agent network. |
73,235 | |||
| 19 |
Banco do Brasilbb.com.br
A Brazilian bank focusing on sustainability, supporting agriculture and small businesses, investing in sports, and striving for efficiency to benefit current and future generations |
70,586 | |||
| 20 |
Servicio Nacional de Aprendizaje (SENA)sena.edu.co
A national establishment in Colombia offering free technical training and job placement services to enhance competitiveness and employment opportunities for individuals |
61,960 | |||
| 21 |
Groupe SNCFgroupe-sncf.com
A global leader in public transportation offering train services, passenger solutions, ticket booking, and mobility options through five divisions |
60,749 | |||
| 22 |
CAIXAcaixa.gov.br
Serving all of Brazil, our mission is centered around you Helping individuals with financial needs through our website Visit caixagovbr |
59,741 | |||
| 23 |
State of Minnesotamn.gov
Employs over 50,000 people across 100+ agencies, impacting Minnesotans through policy, safety, environment, and social services statewide. |
59,508 | |||
| 24 |
NHS Englandengland.nhs.uk
This organization collaborates with NHS Improvement to enhance care delivery, transparency, and services for patients in England while prioritizing efficiency and accountability |
59,120 | |||
| 25 |
EU Careers by EPSOeu-careers.europa.eu
Selection of talented candidates for various EU institutions through competitions, facilitating recruitment of professionals and graduates for European civil service. |
58,380 | |||
| 26 |
Petrobraspetrobras.com.br
The company aims to provide ethical, safe, and competitive energy solutions while focusing on sustainability, environmental responsibility, and employee well-being |
56,267 | |||
| 27 |
La Poste Groupelapostegroupe.com
International postal services provider delivering parcels globally while managing banking, insurance, digital trust solutions, and essential public services through a vast physical network. |
56,037 | |||
| 28 |
DP Worlddpworld.com
Global company operating ports, terminals, marine services, logistics, and technology to create efficient, innovative end-to-end supply chain solutions worldwide. |
53,790 | |||
| 29 |
France Travailfrancetravail.fr
It is a major player in the French employment market, helping job seekers find work and supporting companies with recruitment needs. |
52,056 | |||
| 30 |
ADNOC Groupadnoc.ae
World's leading energy producer, operating across the hydrocarbon value chain, from exploration to refining and petrochemicals, catalyzing Abu Dhabi's growth. |
50,898 | |||
| 31 |
PT Bank Rakyat Indonesia (Persero) Tbkbri.co.id
Provides comprehensive banking services through extensive branch and digital networks, supporting economic growth and serving diverse Indonesian communities. |
49,693 | |||
| 32 |
UNICEFunicef.org
The organization works globally to support the most vulnerable children, saving lives, defending rights, and promoting overall well-being for all |
48,886 | |||
| 33 |
Sparkassesparkasse.de
A reliable bank providing personalized financial solutions and expertise for both personal and business customers, supporting success in all financial matters |
47,973 | |||
| 34 |
Sonatrachsonatrach.com
This Algerian government-owned company exploits hydrocarbon resources, covering all aspects of the oil and gas industry chain: upstream, midstream, and downstream operations. |
47,510 | |||
| 35 |
Alberta Health Servicesalbertahealthservices.ca
providing accessible, sustainable, patient-focused health services to over 4.5 million people across Alberta with dedicated professionals |
46,248 | |||
| 36 |
PT Bank Mandiri (Persero) Tbk.bankmandiri.co.id
Provides diverse financial services including commercial banking, investment banking, insurance, Sharia banking, microfinance, and multi-finance through subsidiaries. |
45,866 | |||
| 37 | 45,692 | ||||
| 38 |
The World Bankworldbank.org
A global institution providing financial and technical assistance to developing countries to reduce poverty and promote sustainable development across various sectors |
44,863 | |||
| 39 |
Poste Italianeposte.it
Largest Italian postal and parcel delivery network, financial services through BancoPosta, and leading life insurance and asset management provider. |
42,974 | |||
| 40 |
Eskom Holdings SOC Ltdeskom.co.za
A leading power utility in South Africa, with a significant presence in electricity generation, transportation, and distribution on the African continent |
42,862 | |||
| 41 | 42,697 | ||||
| 42 |
China Life Insurance Co.Ltdchinalife.com.cn
A large state-owned financial and insurance group with subsidiaries in life insurance, asset management, property & casualty insurance, pension plans, and e-commerce |
42,345 | |||
| 43 |
Indian Oil Corp Limitediocl.com
Leading energy company specializing in oil refining, distribution, and marketing, ranked among the world's largest corporations globally. |
41,695 | |||
| 44 |
PETRONASpetronas.com
Leading global energy company, committed to powering society’s progress responsibly. Explores, develops, produces hydrocarbons and cleaner energy solutions, focusing on sustainability and net zero. |
40,244 | |||
| 45 |
University of Michiganumich.edu
A prestigious institution dedicated to excellence in knowledge, art, and leadership development, serving Michigan and the world for the greater good |
39,204 | |||
| 46 | 38,934 | ||||
| 47 |
Greater Paris University Hospitals - AP-HPaphp.fr
Manages 39 university hospitals in Greater Paris, treating 8 million people annually through consultations, emergencies, and hospitalizations, providing public healthcare around the clock. |
38,756 | |||
| 48 |
Leonardoleonardo.com
Defense and security multinational company specializing in aerospace, cybersecurity, military systems, and advanced technology solutions |
38,521 | |||
| 49 |
Chicago Public Schoolscps.edu
Provides education to over 340,000 students across more than 600 schools, focusing on college, career, and life readiness. |
38,314 | |||
| 50 |
Ministère de la Défensedefense.gouv.fr
Ensures national territory protection, population safety, supports international defense agreements, and assists other ministries in public service missions. |
37,844 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 51 |
Escola Estadualescolaestadualfidelisreis.blogspot.com
A primary/secondary education company located in Uberaba, Brazil, providing educational services to students in the local area |
37,198 | |||
| 52 |
Bank of Barodabank.in
A top Public Sector Bank with a global presence, offering a wide range of financial products and services to customers worldwide since 1908 |
36,046 | |||
| 53 |
Correioscorreios.com.br
A Brazilian organization providing accessible and reliable solutions to connect people, institutions, and businesses, with a focus on ethics, meritocracy, and sustainability |
35,918 | |||
| 54 |
Health Service Executivehse.ie
Provides safe, high quality health and personal social services to the population of Ireland, aiming for a healthier nation with valued healthcare. |
34,791 | |||
| 55 |
British Armymod.uk
The British Army offers opportunities for personal growth, adventure, training, and camaraderie, with a focus on making a difference and building lifelong bonds |
34,120 | |||
| 56 |
Gendarmerie Nationalelinktr.ee
A military institution ensuring security and peace, protecting citizens and their property, conducting judicial police, assisting people, and maintaining order |
33,955 | |||
| 57 |
Groupe Caisse des Dépôtscaissedesdepots.fr
Long-term investor supporting business development while respecting patrimonial interests, contributing to economic modernization and financial code compliance. |
33,532 | |||
| 58 |
PT. BANK NEGARA INDONESIA (Persero) Tbk.bni.co.id
A national bank established in 1946, offering integrated financial services and products through a wide network with subsidiaries in various sectors |
33,140 | |||
| 59 |
Indian Railwaysgov.in
State-owned national transporter responsible for rail transport in India, operated by the Government of India through the Ministry of Railways Third largest railway network globally |
33,129 | |||
| 60 | 32,386 | ||||
| 61 | 32,363 | ||||
| 62 | 32,259 | ||||
| 63 |
University of Washingtonwashington.edu
Public research university offering diverse educational programs, extensive campuses, cultural activities, and high-quality medical care, engaging with communities. |
32,106 | |||
| 64 |
Penn State Universitypsu.edu
Providing interdisciplinary education and resources across multiple campuses, fostering student success and positive global community impact through knowledge and experience. |
31,986 | |||
| 65 |
GEODISgeodis.com
Leading global logistics provider recognized for its supply chain expertise; specializes in freight forwarding, contract logistics, and transport across 170 countries. |
31,434 | |||
| 66 |
University of Floridaufl.edu
A major public research university in Florida with established programs in international education, research, and service, founded in 1853 |
31,315 | |||
| 67 |
UK Ministry of Defencegov.uk
The company works to protect the security and interests of the United Kingdom, providing necessary training, equipment, and support for the Armed Forces |
30,901 | |||
| 68 |
University of Wisconsin-Madisonwisc.edu
A prestigious public university in Madison, offering a wide range of liberal arts studies, professional programs, and student activities on a sprawling campus |
30,836 | |||
| 69 |
The Ohio State Universityosu.edu
Large public university offering extensive research opportunities and multiple regional campuses, serving as a model for Ohio's higher education system. |
30,775 | |||
| 70 |
Texas A&M Universitytamu.edu
Public university offering diverse research, military officer training, athletics, and hosting presidential library with strong community values and hospitality. |
30,552 | |||
| 71 |
PKO Bank Polskipkobp.pl
Leading bank in Poland offering retail, corporate, and investment services with a focus on customer needs, quality service, and comprehensive financial solutions |
30,000 | |||
| 72 |
Arizona State Universityasu.edu
Public research university focused on student success, groundbreaking research, community impact, and extensive alumni network across multiple campuses. |
29,921 | |||
| 73 |
Indian Oil Corporation Limited
A national oil company in India involved in the entire hydrocarbon value chain, including refining, transportation, marketing, exploration, production, and petrochemicals |
29,849 | |||
| 74 |
Indiana Universityiu.edu
Public university system with nine campuses across Indiana, providing diverse educational opportunities and community engagement throughout the state. |
29,726 | |||
| 75 | 29,540 | ||||
| 76 |
Ministère de l'Intérieurinterieur.gouv.fr
A professional entity offering a wide range of services, connecting individuals and businesses with valuable resources and opportunities for growth and development |
29,424 | |||
| 77 |
National Bank of Egypt (NBE)nbe.com.eg
Leading commercial bank in Egypt with extensive branch network, international presence, supporting national economy, offering diverse financial services and advanced training. |
29,310 | |||
| 78 |
University of Torontodefygravitycampaign.utoronto.ca
Leading Canadian university focused on research, innovation, and global education to address pressing societal challenges and prepare students for success |
28,832 | |||
| 79 |
Assurance Maladieassurance-maladie.ameli.fr
Guarantees universal rights and healthcare access, supports health preservation, and enhances system efficiency through a national network of dedicated collaborators. Collective responsibility. |
28,726 | |||
| 80 |
The National Institutes of Healthnih.gov
Largest public funder of biomedical research investing billions annually to improve health, reduce illness, and support medical breakthroughs worldwide. |
28,537 | |||
| 81 |
Deutsche Bahndeutschebahn.com
International provider of mobility and logistics services in 130 countries, designing and operating future transport networks, connecting people and markets with innovative solutions |
28,448 | |||
| 82 |
Ferrovie dello Stato Italiane S.p.A.fsitaliane.it
National rail infrastructure management, passenger transport services, logistics solutions, and urban regeneration projects across Italy. |
28,071 | |||
| 83 |
Network Railnetworkrail.co.uk
Managing and modernising Britain's railway infrastructure to ensure safe, reliable transport for passengers and freight, supporting economic growth. |
28,033 | |||
| 84 |
University of Minnesotatwin-cities.umn.edu
Offers a vast array of baccalaureate, master's, and doctoral degrees across numerous fields at five campuses, providing extensive education and outreach. |
28,030 | |||
| 85 |
Transnet SOC Ltdtransnet.net
Management of ports, rail, and pipelines to support South Africa's economic growth through infrastructure modernization and strategic partnerships. |
27,696 | |||
| 86 |
University of Missouri Systemumsystem.edu
A prestigious public research institution in Missouri, promoting education, research, and service to serve the state, nation, and beyond |
26,615 | |||
| 87 |
PT PLN (Persero)pln.co.id
Sole provider of electricity in Indonesia, striving to improve service quality, with a long history and significant assets in the industry |
26,545 | |||
| 88 |
NTPC Limitedntpc.co.in
India's largest power generation utility, operating across fossil fuels, hydro, nuclear, and renewable energy sources, with a diversified portfolio including consultancy and training services |
26,494 | |||
| 89 |
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 | |||
| 90 |
Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbHgiz.de
Provides international cooperation for sustainable development and education, helping shape a future worth living worldwide, with over 50 years of experience. |
26,333 | |||
| 91 |
The University of Texas at Austinutexas.edu
A prestigious public university with a large campus, diverse academic programs, and a significant number of students, faculty, and staff |
26,268 | |||
| 92 |
Michigan State Universitymsu.edu
Leading global public university offering over 400 academic programs, fostering education, research, and community engagement with Spartan spirit. |
26,149 | |||
| 93 |
Purdue Universitypurdue.edu
Major research university offering top programs in science, engineering, pharmacy, business, and agriculture with diverse global student community. |
25,360 | |||
| 94 |
Punjab National Bankbank.in
A national bank founded to further India's economic interests, providing services through a technology-driven approach to millions of customers nationwide for over 122 years |
25,265 | |||
| 95 |
The University of British Columbiaubc.ca
a global center for research and teaching, consistently ranked among the top 20 public universities worldwide. |
25,036 | |||
| 96 |
Canara Bankbank.in
Leading Indian bank with extensive geographical reach, diverse clientele, consistent profitability, and a century-long history of growth and innovation. |
24,793 | |||
| 97 |
University of Illinois Urbana-Champaignillinois.edu
Leading public university with strong focus on education, research, global student opportunities, faculty innovation, and significant economic and community impact. |
24,692 | |||
| 98 | 24,479 | ||||
| 99 |
Region Hovedstadensecurity-check.regionh.dk
The organization focuses on healthcare, improving quality of life, and saving lives through a diverse range of opportunities for employees |
24,126 | |||
| 100 |
University of California, Berkeleyberkeley.edu
Public research university offering diverse academic programs, fostering innovation, and serving as a flagship institution in California. |
24,082 | |||
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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 12, 2026.
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The same list elsewhere
- Public sector organisations in Europe 8,568
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