This selection showcases large IT services and telecommunications companies operating across Latin America. These companies primarily offer digital transformation, customer relationship management, and IT consulting services. Notable examples include Contax S.A., specializing in human-centric customer relationship management, and Stefanini Group, which provides a wide array of innovative services such as automation, cloud, and AI solutions. SONDA focuses on digital transformation to enhance human well-being, while Telmex is a leading telecom and IT services provider in Mexico.
A significant pattern observed is the concentration of headquarters in Brazil, particularly in São Paulo, with companies like AlmavivA Experience, Liq, TIVIT, Neobpo, and Accenture Brasil. Other important hubs include Santiago, Mexico City, Monterrey, Belo Horizonte, Medellín, and Uberlândia. The companies listed demonstrate a blend of well-established firms, such as SONDA (founded 1974) and Telemont (founded 1975), alongside more recent enterprises like Neobpo (founded 2017).
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Contax S.A.contax.com.br
Specializing in customer relationship management, this company provides customized, intelligent solutions through a human-centric approach, utilizing technology and multichannel strategies for brands and consumers |
25,342 | |||
| 2 |
Stefanini Groupstefanini.com
A global company offering a wide range of innovative services such as automation, cloud, IoT, UX, AI, consulting, and marketing solutions |
24,358 | |||
| 3 |
AlmavivA Experiencealmavivaexperience.com.br
A leading contact center company in Brazil offering innovative BPO solutions for customer service, sales, collections, and back office, along with Trade Marketing services |
23,587 | |||
| 4 |
Liqcontax.com.br
Transforms relationships with efficient, secure, and reliable integrated solutions. They operate in Brazil, Argentina, Colombia, Peru, Chile, Ecuador, Panama, USA, Canada, and Spain. |
18,719 | |||
| 5 | 14,981 | ||||
| 6 |
Telmextelmex.com
Leading telecom and IT services company in Mexico, offering a wide range of advanced solutions from connectivity to cloud, cybersecurity, and business solutions for companies of all sizes. |
14,394 | |||
| 7 |
Softteksofttek.com
A global leader in digital solutions, Softtek helps organizations build and evolve their capabilities through next-generation IT services and solutions |
14,194 | |||
| 8 |
Stefanini Brasilstefanini.com
A global IT services provider offering consulting, integration, solution development, BPO, outsourcing, and technology-based business solutions in over 35 countries |
12,265 | |||
| 9 | 11,271 | ||||
| 10 |
Telemonttelemont.com.br
Established in 1975, the company specializes in providing telecommunications services, including network implementation, maintenance, and operation, as well as IT solutions |
10,262 | |||
| 11 |
Neobponeohype.co
A Brazilian company specializing in Customer Experience and digital product development, with over 10,000 employees across 5 units in Sao Paulo and Rio de Janeiro |
10,231 | |||
| 12 |
Accenture Brasilaccenture.com
A global professional services company specializing in digital, cloud, and security services, serving clients in over 120 countries with 710,000 employees worldwide |
9,943 | |||
| 13 |
Algar Techalgartech.com
A Brazilian multinational with 25 years of experience, specializing in digital transformation for large corporations through CRM and technology environment management |
9,933 | |||
| 14 |
EMTELCO S.A.emtelco.com.co
Maximizing customer contact value through various communication channels, offering services including acquisition, sales, customer service, technical support, data management, and complaint resolution |
8,177 | |||
| 15 |
Callinkcallink.com.br
Callink provides personalized value-added solutions focused on customer journeys, specializing in customer experience by combining technology and humanization for transformative results |
7,097 | |||
| 16 |
Accenture Argentinaaccenture.com
A global leader in professional services, driving digital transformation, optimizing operations, accelerating revenue growth, and enhancing citizen services through technology and innovation |
6,691 | |||
| 17 |
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 | |||
| 18 |
Hitss Brasilglobalhitss.com
A multinational company in the digital solutions and IT services market, focusing on innovation, diversity, and inclusivity for employees and customers |
5,466 | |||
| 19 |
act digitalactdigital.com
Global consulting group supporting digital product design, software engineering, data science, and growth strategies for industry-leading companies worldwide. |
5,465 | |||
| 20 |
INFORMEGinformeg.com.ar
The company specializes in developing turnkey projects aligning IT infrastructure with business goals to support operations and continuity using a smart approach |
5,313 | |||
| 21 |
Embratelembratel.com.br
Specializing in IT, Telecom, and Mobility solutions, we help businesses evolve through digital transformation by offering a complete portfolio for innovation and growth |
5,118 | |||
| 22 |
G4Fg4f.com.br
Specializing in project management, strategic management, and IT governance consulting, we offer integrated services for public and private sectors, including IT project management and professional training |
4,484 | |||
| 23 |
Datamétricadatametrica.com.br
Team of skilled professionals focused on client needs, driving company growth, service quality, efficiency, and job creation. |
4,454 | |||
| 24 |
Grupo Providergrupoprovider.com.br
A leading provider of innovative solutions in Call Center, Business Process Outsourcing, and Information Technology in Brazil and internationally |
4,235 | |||
| 25 |
F1RST Digital Servicesf1rst.com.br
An innovative and customer-focused organization, dedicated to providing services and experiences to over 50 million clients within the Santander ecosystem |
4,056 | |||
| 26 |
Nova Rionovario.com.br
A leading provider of comprehensive outsourcing services, with 30 years of experience, focusing on quality, environmental sustainability, cost reduction, and process optimization |
3,823 | |||
| 27 |
Grupo Contaxcontax.com.br
A leading provider of contact center and customer relationship management solutions, specializing in consultative, personalized services through various communication channels |
3,803 | |||
| 28 |
Metameta.com.br
Provides digital transformation solutions, from strategy to delivery, focusing on human-centered projects to optimize resources, simplify processes, and generate business growth. |
3,761 | |||
| 29 |
Gtdgtdcompany.com
A telecommunications company with over 40 years of experience in Chile, Peru, Colombia, Mexico, Spain, and Italy, offering personalized services and cutting-edge technology solutions |
3,726 | |||
| 30 | 3,613 | ||||
| 31 |
Praxispraxisglobe.com
A company specializing in integration, consulting, nearshoring, and software development, offering solutions based on international best practices with large scale nearshoring solutions in America |
3,264 | |||
| 32 |
Allied Globalalliedglobal.com
A seamless extension for companies of all sizes, providing sales optimization, customer care, tech support, back office tasks, quality assurance, and technology services |
2,993 | |||
| 33 |
Zup Innovationzup.com.br
specialized in building secure, scalable distributed cloud-native systems for large applications, accelerating product delivery and improving developer experience |
2,942 | |||
| 34 |
Américas BPSlinktr.ee
Americas BPS provides business solutions with a focus on analytics, process transformation, customer experience, cutting-edge technology, and a highly skilled team Follow us on social media |
2,892 | |||
| 35 |
CASTcast4it.com
A technology solutions provider with 25 years of experience, offering IT services in finance, industry, services, and the public sector nationally and globally |
2,866 | |||
| 36 |
BRQ Digital Solutionsbrq.com
A leading digital transformation company in Brazil creating high-impact solutions to accelerate clients' businesses with intelligence and technology |
2,822 | |||
| 37 | 2,693 | ||||
| 38 |
SIMPRESSsimpress.com.br
With over 20 years of experience, we provide IT equipment outsourcing solutions to streamline businesses and make their routines more strategic and sustainable |
2,666 | |||
| 39 |
Spread Tecnologiaspread.com.br
A leading provider in Communication and Collaboration, Systems, and Managed Services for various sectors with over 30 years of experience |
2,658 | |||
| 40 |
Stefanini LATAMstefanini.com
Provides integrated digital transformation services including consulting, AI, cybersecurity, banking, manufacturing, and digital marketing across 41 countries. |
2,651 | |||
| 41 | 2,578 | ||||
| 42 |
Ability Tecnologia e Serviços S/Aabilitytecnologia.com.br
Specialized in providing telecommunication services to corporate market and phone carriers with over 3,000 employees |
2,556 | |||
| 43 |
Natixis in Portugalportugalhub.natixis.com
A global financial services company in Portugal focuses on transforming traditional banking through innovative solutions, IT, banking support, and compliance services |
2,490 | |||
| 44 | 2,473 | ||||
| 45 |
Montreal Oficialmontreal.com.br
A technology company in Brazil with over 30 years of experience, specializing in developing and implementing IT solutions for businesses globally |
2,464 | |||
| 46 |
Stefanini EMEAstefanini.com
Global digital transformation accelerator with 35+ years experience offering diverse technology solutions and IT outsourcing services in 16 European countries |
2,420 | |||
| 47 |
Konecta Colombiakonecta-group.com
Leader in customer management services with 130,000 professionals in 24 countries Providing omnichannel solutions, digital technologies, and client operations for various industries worldwide |
2,391 | |||
| 48 |
CESARcesar.org.br
A Brazilian center for innovation since 1996, CESAR develops people, provides business solutions, and offers nearshore services with diverse talent |
2,308 | |||
| 49 |
Instituto de Pesquisas ELDORADOorg.br
A world-class provider of customized software and hardware solutions for various industries, connecting people, universities, and startups to drive technological innovation globally |
2,281 | |||
| 50 |
CTCctctech.com.br
A leading provider of IT solutions since 1994, offering innovative products and services nationwide with a focus on customer needs and quality |
2,264 | |||
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 |
Unifiqueunifique.com.br
Provides communication solutions: internet, TV, landline, mobile, and data center services for businesses, homes, and governments, with advanced technology and customer relationships. |
2,246 | |||
| 52 |
Infosisinfosis.tech
An Argentine company specializing in IT solutions for retail management, with 20 years of experience and a focus on excellence and customer experience |
2,198 | |||
| 53 |
BRM S.A.Sbrm.com.co
Specializing in Brand Relationship Management through purposeful consumer interactions, focusing on creating meaningful connections for a client's brand with Colombian roots |
2,174 | |||
| 54 |
Deloitte Méxicodeloitte.com
Leading professional services firm in Mexico offering audit, consulting, financial advisory, risk management, tax, and legal services with nationwide coverage and over 5,400 employees |
2,137 | |||
| 55 |
G&Pgpnet.com.br
With 34 years of experience in IT, we specialize in driving innovation and providing technology solutions to help businesses thrive in the digital era |
2,019 | |||
| 56 |
Stefanini North America and APACstefanini.com
A multinational company offering innovative technological solutions to help clients transform their business through digital innovation and co-creation for a better future |
1,999 | |||
| 57 |
Millenium BPOmillenium.com.co
A Colombian company specializing in Contact Center and BPO solutions, leveraging technology and AI to help clients overcome digital transformation challenges effectively |
1,979 | |||
| 58 |
Spassuspassu.com.br
Provider of IT services and software development solutions, specializing in outsourcing, service desk, and delivering innovative applications to national clients |
1,957 | |||
| 59 |
IT Solutionsit-solutions.com.mx
A company offering integrated IT solutions, designing and implementing functional architectures tailored to meet clients' requirements for over 21 years |
1,955 | |||
| 60 |
DIGISYSTEM - IT Solutionsdigisystem.com.br
A technology-focused business with over 30 years of experience, specializing in digital transformation and expanding presence in LATAM |
1,954 | |||
| 61 |
Quality Digitalqualitydigital.global
Leader in IT solutions, assisting Brazilian businesses with strategic goals through specialized services focused on strategy, digital transformation, automation, and integration |
1,934 | |||
| 62 |
Totalplay Empresarialtotalplayempresarial.com.mx
Innovative technology solutions for businesses and government entities: telecom, managed services, cloud collaboration, cybersecurity, and high-speed internet, empowering growth with cutting-edge tools |
1,889 | |||
| 63 |
SONDA Brasilsonda.com
A leading Latin American provider of technology solutions and services, with over 18,000 employees and 5,000 active clients in 10 countries We specialize in transforming businesses through technology Visit our website for more details |
1,859 | |||
| 64 |
Prodespprodesp.sp.gov.br
Technology company providing information technology services for the State Government of São Paulo |
1,838 | |||
| 65 |
BS Tecnologia e Serviços Ltda.bsservices.com.br
Leading Brazilian company specializing in IT solutions, consultancy, outsourcing, and corporate mobility Offers innovative, flexible, and customized solutions to optimize costs and enhance decision-making |
1,833 | |||
| 66 |
Positivo S+positivosmais.com
Provider of managed IT services including digital workplace, cybersecurity, infrastructure, and cloud services with strong market presence in Brazil. |
1,828 | |||
| 67 |
Seguritechseguritech.com
For over 28 years, we have specialized in providing tailored security solutions for private, corporate, and government clients across the Americas |
1,795 | |||
| 68 |
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 | |||
| 69 |
Prodamportal.prodam.sp.gov.br
Strategic IT and communication solutions integrator for the City of Sao Paulo, enhancing citizen quality of life through innovative and transparent measures |
1,759 | |||
| 70 |
Alestraalestra.mx
A Mexican telecommunications company providing broadband and value-added services under the brand Alestra, with a focus on quality and service excellence |
1,740 | |||
| 71 |
Infracommerceinfracommerce.lat
Specializing in digital business, the company offers a full-service approach including platform, marketing, content, payment, logistics, and customer service for B2B and B2C projects |
1,694 | |||
| 72 |
Carvajal Digitalcarvajaldigital.co
"We create and implement B2B technological solutions to optimize value chain processes from ordering to collection, promoting sustainable business growth and revenue impact" |
1,660 | |||
| 73 |
Qintessqintess.com
The company emphasizes agility and innovation, helping organizations create value, challenge current standards, and shape the future through visionary strategies and transformative ideas |
1,630 | |||
| 74 |
IDS Comercialids.com.mx
A Mexican company specializing in IT Consultancy, Outsourcing, and Development services since 1982, with a proven track record in various industries |
1,601 | |||
| 75 |
DDS Telecomunicações Ltdadds.com.br
Specializing in system integration, communication solutions for Contact Centers and Corporations nationwide, focusing on quality services tailored to each client's needs for competitive advantage |
1,596 | |||
| 76 |
ARUS Oficialarus.com.co
A service company that integrates knowledge, technology, and information management to provide superior customer experience through integrated IT, BPO services, and solutions |
1,593 | |||
| 77 |
Algargrupoalgar.com.br
Established in 1929, this entrepreneurial group operates in IT/Telecom, Agro, Services, and Tourism sectors nationwide, providing innovative, sustainable solutions |
1,583 | |||
| 78 |
CPQDcpqd.com.br
A leading innovator in information and communication technologies, specializing in solutions for various industries, digital transformation, IoT, AI, and more |
1,577 | |||
| 79 |
IQ outsourcingiqoutsourcing.com
A team that provides comprehensive solutions for managing critical processes in finance, healthcare, government, industry, and services sectors, using cutting-edge technology and expertise |
1,555 | |||
| 80 |
T-Systems do Brasilt-systems.com
Global leader in IT & Communications Technology, offering integrated solutions in Digital, SAP, Cloud, Infrastructure, and Security with focus on innovation and customer satisfaction |
1,528 | |||
| 81 |
Hashi Technologies, Incverticalrd.com
IT solutions provider offering managed services, custom IT support, and technology solutions aligned with business goals, serving as a trusted services provider |
1,513 | |||
| 82 |
Provincia NETprovincianet.com.ar
A leading offshore provider in Argentina offering tailored technology solutions in mobile + web app development, data + cloud services, and contact centre support |
1,499 | |||
| 83 |
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 | |||
| 84 |
TIVIT LATAMlatam.tivit.com
A multinational tech company in Latin America providing customized solutions in Digital Business, Cloud Solutions, Technology Platforms, and CyberSecurity for various industries |
1,490 | |||
| 85 |
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 | |||
| 86 |
Globalweb Corpglobalweb.com.br
Cloud services provider offering ERP, CRM, security, data storage, and infrastructure solutions tailored to enhance business competitiveness with modern technology services |
1,443 | |||
| 87 |
Semantixsemantix.ai
Provides comprehensive data platforms and analytics solutions, leveraging Artificial Intelligence and Big Data for informed business decisions and growth. |
1,433 | |||
| 88 |
Ambev Techambevtech.com.br
The company develops knowledge and technology to simplify people's lives, focusing on innovating and creating solutions for sales and logistics, primarily for a major brewery |
1,432 | |||
| 89 |
Accenture Méxicoaccenture.com
Global management consulting, technology services, and outsourcing company with over 319,000 professionals serving clients in 120+ countries Partnering to drive high-performance businesses |
1,400 | |||
| 90 |
Interfileatento.com
A leader in Business Process Outsourcing focused on financial and credit sectors, providing back-office solutions and digital services with a strong market presence |
1,389 | |||
| 91 |
Nava | Tech for Businessnava.com.br
A technology company passionate about people and innovation, empowering employees to create solutions for leading companies to positively impact the world |
1,374 | |||
| 92 | 1,366 | ||||
| 93 |
DBAdba.com.br
Supplier of IT solutions for corporations and Government, specializing in technology, quality IT project management, and tailored expertise in clients' businesses |
1,353 | |||
| 94 |
Grupo New Spaceservicos.gruponewspace.com.br
With over 35 years of experience, the group offers technological solutions in finance, retail, healthcare, and services through various business lines |
1,352 | |||
| 95 |
Lanlink Informática Ltda.lanlink.com.br
A technology solutions provider established in 1988, dedicated to delivering quality, excellence, and reliability for business needs with long-term client relationships |
1,352 | |||
| 96 |
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 | |||
| 97 |
Canviacanvia.com
Support digital transformation with IoT, AI, Big Data, Machine Learning, and Robotics to optimize user-centered business models and processes. |
1,325 | |||
| 98 |
NTT DATAnttdata-solutions.com
Specialists in transforming SAP solutions to drive digital transformation, connecting business opportunities with cutting-edge technologies for more efficient and effective operations |
1,292 | |||
| 99 |
Prodabelprefeitura.pbh.gov.br
Promoting, integrating, and managing IT solutions for public services in Belo Horizonte, including areas like healthcare, education, finance, transportation, and digital inclusion |
1,291 | |||
| 100 |
NETCOM Business Contact Centernetcom.com.pa
Specializing in innovative telecommunication solutions and Contact Center services to help clients gain a competitive edge in their industry |
1,289 | |||
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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 13, 2026.
More company lists in Latin America
- The largest companies in Latin America 27,922
- Manufacturers in Latin America 3,431
- Retail chains in Latin America 3,340
- Multinational companies in Latin America 2,975
- Education providers in Latin America 2,329
- Critical infrastructure operators in Latin America 2,262
- Financial services firms in Latin America 1,653
- Healthcare providers in Latin America 1,650
- Financial Services companies in Latin America 1,521
- Companies with a mobile app in Latin America 1,507
- Retail companies in Latin America 1,379
- E-commerce companies in Latin America 1,320
- Public sector organisations in Latin America 1,301
- Food and beverage companies in Latin America 1,290
- Higher Education companies in Latin America 1,236
- Distributors and wholesalers in Latin America 1,223
- Corporate groups and holding companies in Latin America 1,216
- Companies with in-house R&D in Latin America 1,191
- IT Services and IT Consulting companies in Latin America 1,091
- Food and Beverage Services companies in Latin America 1,020
- Hospitals and Health Care companies in Latin America 995
- Government Administration companies in Latin America 958
- Construction companies in Latin America 926
- Professional services firms in Latin America 924