| # | Company | Employees |
|---|---|---|
| 1 |
Serproloja.serpro.gov.br
A leading public organization providing efficient and sustainable IT solutions for the Brazilian government, enhancing control, transparency, and public engagement |
6,109 |
| 2 |
BB Tecnologia e Serviçosbbts.com.br
A technology provider focused on developing national technology, offering a diverse portfolio of services to generate efficiency and value for clients |
1,786 |
| 3 |
Central IT - Tecnologia em Negócioscentralit.com.br
Focused on solving organizational problems using information technology, providing and managing IT services with a commitment to client results and continuous improvement, emphasizing integrity and initiative |
1,490 |
| 4 |
Call Tecnologiacall.inf.br
A leading provider of call center services and IT solutions, specializing in implementing, operating, and upgrading critical public sector call centers |
1,463 |
| 5 |
BrBPObrbpo.com.br
Brazilian capital-backed firm specialized in interactive client relationship management through integrated technology solutions, omnichannel platforms, and diverse service offerings across 12 strategic nationwide locations |
1,332 |
| 6 |
Basis Tecnologia da Informação S.A.basis.com.br
A Brazilian technology firm investing in innovation, productivity, quality, tools, and technology to enhance client services in Brasília, Belo Horizonte, and São Paulo |
766 |
| 7 |
Mirante Tecnologiamirante.net.br
A technology organization specializing in providing innovative solutions and services |
748 |
| 8 |
Tellus Informática e Telecomunicações Ltda.tellus.tec.br
A specialized provider of Contact Center, IT & Communication, and Engineering solutions, with a focus on delivery, cost, and integration for business optimization |
685 |
| 9 |
Hepta Informática Ltdahepta.com.br
Specializing in IT solutions since 1992, offering services such as infrastructure, security, training, and licensing Also providing consulting, development, integration, support, and training services |
636 |
| 10 |
SOS DOCSsosdocs.com.br
Specializing in Electronic Document Management, Scanning, Process Automation, Workflow Systems, and Training for private companies, government entities, and public organizations |
598 |
| 11 |
ENGESOFTWARE TECNOLOGIA S.A.engesoftware.com.br
A technology company founded in 1995, offering IT services, certified with ISO 9001, serving clients nationwide with a highly skilled and innovative consulting team |
591 |
| 12 |
Memora Processos Inovadores S/Amemora.com.br
Specializes in providing Process Management solutions for public and private clients, driving innovation, digital transformation, and achieving over 300 successful cases |
554 |
| 13 |
Amazon Informáticaamazoninformatica.com.br
Grupo Amazon Informática is a group of IT solution integrators with over 30 years of experience in the Brazilian market, offering a wide range of IT products and solutions |
512 |
| 14 |
Microtecnica Informáticamtec.com.vc
The company provides the largest database of Price Registration Minutes in the market, along with a fully digital adhesion process for public procurement |
506 |
| 15 |
IOS Informática, Organização e Sistemas Ltdaios.com.br
Specialized IT services provider with a national presence, offering high-performance solutions in consultancy, software development, licensing, networks, cloud services, and software factory |
378 |
| 16 |
Coopersystemcoopersystem.com.br
A leading cooperative of IT professionals in Brazil, specializing in innovative IT solutions and software development, with a strong focus on human capital development and a collaborative work environment |
368 |
| 17 |
Ibict - Instituto Brasileiro de Informação em Ciência e Tecnologiagov.br
IBICT aims to enhance competence and develop information resources and infrastructure in science and technology for knowledge production and integration in Brazil |
347 |
| 18 |
GrupoOriongrupoorion.com.br
With 28 years of experience, the company offers specialized engineering services and technological solutions in infrastructure maintenance, operations, and management, focusing on efficiency and sustainability |
333 |
| 19 |
Call Contact Centercall.inf.br
A technology and services organization specialized in Contact Center operations, information systems development, and infrastructure management across multiple states in Brazil |
329 |
| 20 |
Vert Soluções em TICvertanalytics.com.br
Established in 1997, the company specializes in IT solutions for Digital Transformation, serving over 300 clients with a strong culture of innovation and strategic partnerships |
267 |
| 21 |
Hytihyti.com.br
Specializing in cloud solutions, technology consulting company partners with Microsoft, IBM, and RPost to provide services and develop custom products for clients |
210 |
| 22 |
Portal de Compras Públicasportaldecompraspublicas.com.br
Contribute to the social, economic, and sustainable development of the country through knowledge, management, and services focused on the public procurement ecosystem |
180 |
| 23 | 173 | |
| 24 |
QUALIFICAR TIqualificarti.com.br
Provider of IT solutions specializing in IT governance, project management, technical support, service desk, and outsourcing of highly skilled professionals |
171 |
| 25 |
Ikhonikhon.com.br
Provider of document management and digital transformation solutions aiming to optimize information management, increase productivity, and drive digital transformation nationwide |
156 |
| 26 |
CJRcjr.org.br
A student-run organization promoting entrepreneurship, cooperation, and learning through providing quality services at an affordable price to clients |
148 |
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
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 Oct 24, 2026.
More company lists in Federal District
- The largest companies in Federal District 438
- Government Administration companies in Federal District 59
- Public sector organisations in Federal District 35
- Critical infrastructure operators in Federal District 34
- Education providers in Federal District 28
- Financial services firms in Federal District 25
The same list elsewhere in Brazil
- IT Services and IT Consulting companies in Brazil 633
- IT Services and IT Consulting companies in São Paulo State 334
- IT Services and IT Consulting companies in Minas Gerais 51
- IT Services and IT Consulting companies in Paraná 48
- IT Services and IT Consulting companies in Rio de Janeiro State 39
- IT Services and IT Consulting companies in Santa Catarina 34
- IT Services and IT Consulting companies in São Paulo 228
- IT Services and IT Consulting companies in Belo Horizonte 38
- IT Services and IT Consulting companies in Barueri 34
- IT Services and IT Consulting companies in Curitiba 34
- IT Services and IT Consulting companies in Rio de Janeiro 34