| # | Company | Employees |
|---|---|---|
| 1 |
Grupo Maristagrupomarista.org.br
A group with a family spirit impacting lives through education, health, and social initiatives inspired by founder Marcelino Champagnat's values of humanity and excellence |
8,343 |
| 2 |
Universidade Federal do Paranáufpr.br
The institution was founded in 1912 to provide qualified professionals in various fields and has since become the oldest university in Brazil |
8,109 |
| 3 |
Farmácias Nisseifarmaciasnissei.com.br
One of the top pharmacy chains in Brazil with over 370 stores, offering a wide range of products, 24-hour service, and customer loyalty programs |
5,909 |
| 4 |
UEL - Universidade Estadual de Londrinaportal.uel.br
A leading public university in Southern Brazil offering a wide range of undergraduate and graduate programs, ranking among the top universities nationally and in the region |
4,280 |
| 5 |
Universidade Estadual de Maringáuem.br
A public higher education institution in Paraná offering a variety of undergraduate, master's, doctoral, and postdoctoral programs across multiple campuses |
4,240 |
| 6 |
Santa Casa de Misericórdiasantacasaresende.org.br
A healthcare institution established in the early 19th century with a mission to provide medical care to those in need |
2,733 |
| 7 |
DB Diagnósticosdiagnosticosdobrasil.com.br
A national laboratory with over 12 years of experience, providing high-quality diagnostic services, innovative technology, and efficient logistics across the country |
2,641 |
| 8 |
OrthoDonticorthodonticbrasil.com.br
The leading network of Orthodontic Clinics in Brazil, focused on making orthodontic treatment accessible and providing excellent clinic management, technology, and customer experience |
2,492 |
| 9 |
Hospital Pequeno Principepequenoprincipe.org.br
Largest pediatric hospital in Brazil, providing 70% of its services to the Brazilian public healthcare system |
2,425 |
| 10 |
Polícia Militarpmpr.pr.gov.br
A pioneer in public IT, this organization is a mixed-capital entity with the State of Paraná as its main shareholder Founded in 1964, it focuses on TIC services |
2,218 |
| 11 |
Universidade Estadual de Ponta Grossauepg.br
A public university offering a range of undergraduate and postgraduate programs in Paraná, Brazil, with multiple campuses and over 10,000 students |
1,987 |
| 12 |
HNSG - Hospital Nossa Senhora das Graçashnsg.org.br
A leading hospital in Curitiba with cutting-edge equipment, specialized medical staff, and national recognition in surgical treatment and bone marrow transplants |
1,952 |
| 13 |
Irmandade da Santa Casa de Misericórdia de Curitibairmandadesantacasacuritiba.com.br
A philanthropic entity founded in 1852 to care for the most vulnerable patients, offering specialized medical services and promoting ethical and compassionate healthcare standards |
1,893 |
| 14 |
Odonto Excellence Franchisingodontoexcellence.com.br
With over 1000 franchises nationwide and internationally, we redefine dentistry as a business, providing franchisees with the value of joining the dental sector |
1,878 |
| 15 |
Serviço Social do Comércio - SESC PRsescpr.com.br
A non-profit institution supported by commerce employers, offering solutions for the well-being of employees and their families through education, culture, health, and leisure |
1,876 |
| 16 |
Unimed Curitibaunimedcuritiba.com.br
A leading medical cooperative providing access to various medical specialties through an extensive network of healthcare facilities and excellent member physicians |
1,788 |
| 17 |
Hospital do Rociohospitaldorocio.com.br
Healthcare provider offering medical services and treatments in a hospital setting to patients in need of care and medical attention |
1,605 |
| 18 |
Oral Sinoralsinfranquias.com.br
Join a rapidly growing dental franchise in Brazil with an investment starting at $300k Clinics generate an average annual revenue of $3 million with a $7k average ticket |
1,508 |
| 19 |
Universidade Estadual do Oeste do Paranáunioeste.br
A regional public university in Southern Brazil with multiple campuses offering a variety of undergraduate and graduate programs, emphasizing knowledge production and societal development |
1,489 |
| 20 |
Hospital Universitário Evangélico Mackenziehospital.mackenzie.br
A general and high complexity hospital that performs over a million procedures and treatments annually in various specialties |
1,430 |
| 21 |
Hospital São Vicentesaovicentecuritiba.com.br
Specializing in liver and kidney transplants, the hospital offers high-quality and humanized care in various clinical and surgical specialties, with modern facilities and advanced technology |
1,384 |
| 22 |
Hospital Erasto Gaertnererastogaertner.com.br
A medical institution founded in 1947 to combat cancer, providing treatment, hospitalization, and medical equipment for underprivileged cancer patients |
1,374 |
| 23 |
Hospital Angelina Caronhospitalangelinacaron.org.br
A hospital founded in 1983 in the metropolitan region of Curitiba, focusing on providing advanced medical care to underserved patients |
1,264 |
| 24 |
hospitalsantacruz.comrededorsaoluiz.com.br
A leading private hospital in Brazil, specializing in Oncology, Cardiology, Neurology, Orthopedics, and Preventive Medicine, offering high-quality healthcare services and top-notch facilities |
1,138 |
| 25 |
Hospital São Marcelino Champagnathospitalmarcelino.com.br
Our mission is to provide excellent and safe healthcare with advanced technology and compassionate care for our patients' well-being |
1,094 |
| 26 |
Hospital Universitário Cajuruhospitalcajuru.org.br
A hospital and healthcare company located in Curitiba, Brazil, providing medical services at Hospital Universitário Cajuru in Cristo Rei |
1,025 |
| 27 |
Hospital do Trabalhadorhospitaldotrabalhador.saude.pr.gov.br
Specializing in live surgical broadcasts, this organization provides innovative procedures at Hospital do Trabalhador |
951 |
| 28 |
Hospital do Câncer de Londrinahcl.org.br
A philanthropic institution in Londrina/PR, founded in 1965, specializing in comprehensive and humanized cancer treatment to fight cancer with compassion and excellence |
945 |
| 29 |
Polícia Militar do Paraná - PMPRpmpr.pr.gov.br
Law enforcement agency in Paraná, Brazil, dedicated to maintaining public order, conducting police operations, and performing civil defense activities, as mandated by federal and state laws |
904 |
| 30 |
UniFil - Centro Universitário Filadélfiaunifil.br
With 50 years of experience, we offer top-notch education through on-campus, blended, and online undergraduate, graduate, and technical courses worldwide |
892 |
| 31 |
UPA - Unidade de Pronto Atendimentocampomourao.atende.net
A primary/secondary education facility located in Campo Mourão, Brazil, providing prompt healthcare services to the local community |
861 |
| 32 |
Hospital VITAhospitalvita.com.br
A pioneering network of private healthcare institutions in Brazil, focused on delivering high-quality, standardized care through advanced technology and financial investments |
854 |
| 33 | 851 | |
| 34 |
Unimed Londrinaunimedlondrina.com.br
A leading healthcare provider offering prevention, immunization, and care through multiple facilities and home visits, with a large network of medical professionals and services |
817 |
| 35 |
Farmácias Morifarmamorifarma.com.br
Pharmacies providing differentiated customer service with ethical, quality, and respectful approach Staffed with full-time pharmacists, ensuring medication adherence and quality products |
814 |
| 36 |
UNINGÁ - Centro Universitário Ingáuninga.br
A top-tier university offering over 70 undergraduate programs, including distance learning options, with modern facilities and a focus on education and scientific development |
810 |
| 37 |
Santa Casa de Maringásantacasamaringa.com.br
A healthcare institution founded on Christian values, providing medical care to the community with continuous improvement in facilities and personnel |
807 |
| 38 |
Hospital de Caridade São Vicente de Paulohospitalsaovicente.org.br
A philanthropic entity founded in 1913 to provide medical care, particularly to the underprivileged, in Guarapuava, Paraná, Brazil |
751 |
| 39 |
Unimed Ponta Grossaunimedpg.com.br
A healthcare cooperative in Paraná region that provides health services, operates its own hospital, diagnostic center, ICU, and laboratory, focusing on community well-being |
747 |
| 40 |
Oral Sin Implantesoralsin.com.br
A franchise offering a proven business model in the dental market, providing comprehensive support to franchisees for successful entrepreneurship nationwide |
736 |
| 41 |
Lar e Saúde Assistência Domiciliarlaresaude.com.br
A health care provider offering a wide range of home care services for patients of all ages, focused on quality, professionalism, and excellence |
719 |
| 42 |
UniBrasil Centro Universitáriounibrasil.com.br
With 23 years of experience, UniBrasil Center for Higher Education offers a variety of undergraduate, distance learning, and postgraduate programs in a modern and inclusive environment |
703 |
| 43 |
Irmandade da Santa Casa de Londrina - ISCALiscal.com.br
Manages a network of hospitals, healthcare assistance systems, and educational institutions, providing diverse medical services and training in Paraná, Brazil. |
696 |
| 44 |
Farmácias Unipreçofarmaciasunipreco.com.br
A family-owned pharmacy focused on promoting health, beauty, and well-being through quality service, professionalism, and accessible modern spaces |
647 |
| 45 |
Hospital Evangélico de Londrinahelondrina.org.br
Leading hospital in Londrina region, specializing in transplants, neurosurgeries, and cardiac procedures Accredited with excellence, with top-notch facilities and dedicated medical teams |
635 |
| 46 |
LANAC LABORATORIO DE ANALISES CLINICASlanac.com.br
With over 30 years of experience, a leading laboratory offers a wide range of high-quality clinical analysis services using advanced technology |
613 |
| 47 |
Unimed do Estado do Paranáunimed.coop.br
Healthcare organization in Paraná, Brazil, founded in 1979 Offers medical services through a network of hospitals, clinics, and laboratories to over a million beneficiaries |
608 |
| 48 |
Clinipam - Clínica Paranaense de Assistência Médicagndisul.com.br
Providing quality healthcare plans in Southern Brazil, focusing on technology, customer service, and employee satisfaction Award-winning for innovation and customer service excellence |
605 |
| 49 |
Hospital do Câncer Uopeccanuopeccan.org.br
Specialized services in cancer and liver disease treatment, as well as other specialties Providing private, health insurance, and SUS consultations Highest quality certified by ONA |
566 |
| 50 |
Hospital INC - Instituto de Neurologia de Curitibasite.inc-neuro.com.br
Established in 2003, this hospital institution in Curitiba specializes in high-quality neurological treatment, focusing on advanced care and continuous improvement |
563 |
| 51 |
Hospital Policlínica Unimedpoliclinica.com.br
Bringing people together to provide the best care possible |
554 |
| 52 |
Hospital São Lucas Cascavelsaolucascascavel.com.br
A comprehensive medical center focused on promoting health and well-being, specializing in providing top-quality healthcare services to patients in Brazil |
551 |
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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 Paraná
- The largest companies in Paraná 1,123
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- Education providers in Paraná 58
- Food and Beverage Services companies in Paraná 52
- Financial Services companies in Paraná 48
- IT Services and IT Consulting companies in Paraná 48
- Critical infrastructure operators in Paraná 47
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- Food and Beverage Manufacturing companies in Paraná 30
- SaaS companies in Paraná 29
- Transportation, Logistics, Supply Chain and Storage companies in Paraná 28
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- Public sector organisations in Paraná 25
The same list elsewhere in Brazil
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- Healthcare providers in Rio Grande do Sul 38
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- Healthcare providers in Belo Horizonte 34