This selection of consulting firms in São Paulo State primarily includes large organizations in IT services, business consulting, and civil engineering. Notable examples are Stefanini Group, a global company offering various innovative services like automation and AI, and Accenture Brasil, which specializes in digital, cloud, and security services. Progen is highlighted as an engineering consulting firm with operations in over 21 countries.
The data shows a strong concentration of headquarters in São Paulo, with all but two companies based there. Many of these firms also have a long history, with several founded in the early to mid-20th century, such as PwC Brasil (1915) and Concremat Engenharia e Tecnologia (1952). This indicates a mature market for consulting services in the region.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
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 | |||
| 2 |
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 | |||
| 3 |
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 | |||
| 4 |
Progenprogen.com.br
Leading engineering consulting firm in Brazil with operations in over 21 countries With 2,500 employees, they design the future across various sectors |
6,372 | |||
| 5 |
KPMG Brazilkpmg.com.br
International network providing audit, tax, and advisory services, helping clients mitigate risks and identify business opportunities across Brazil. |
5,670 | |||
| 6 |
Concremat Engenharia e Tecnologiaconcremat.com.br
A leading engineering organization with 70 years of experience, focusing on quality, efficiency, and sustainability in infrastructure projects across Brazil |
5,634 | |||
| 7 |
act digitalactdigital.com
Global consulting group supporting digital product design, software engineering, data science, and growth strategies for industry-leading companies worldwide. |
5,465 | |||
| 8 |
PwC Brasilpwc.com.br
Global network providing integrated business consulting, tax, audit, and outsourcing services With 5,300 professionals across 19 offices in Brazil, emphasizing regional expertise |
3,932 | |||
| 9 |
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 | |||
| 10 |
Deloitte Brasildeloitte.com.br
A leading provider of professional services with a team of over 5,500 experts in Brazil and 263,900 worldwide, specializing in integrity, competence, and innovative solutions |
3,505 | |||
| 11 |
LUANDRE CONSULTORIAluandre.com.br
A leading HR consulting firm in Brazil since 1970, focused on providing innovative solutions with high-quality and personalized service across various locations |
3,298 | |||
| 12 |
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 | |||
| 13 |
Stefanini LATAMstefanini.com
Provides integrated digital transformation services including consulting, AI, cybersecurity, banking, manufacturing, and digital marketing across 41 countries. |
2,651 | |||
| 14 |
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 | |||
| 15 |
Nova Engevixnovaparticipacoes.com
A leading Brazilian engineering consultancy providing services in project development, construction management, and turnkey projects for energy, oil & gas, and infrastructure sectors |
2,405 | |||
| 16 |
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 | |||
| 17 |
Sebrae-SPsebrae.com.br
An independent non-profit organization promoting competitiveness and sustainable development for small businesses through partnerships and support services |
2,179 | |||
| 18 |
Grant Thornton Brasilgrantthornton.com.br
Global organization in Audit, Tax, Consulting, Transactions, and Outsourcing, helping dynamic organizations unlock growth potential with proactive teams offering future-focused recommendations |
2,093 | |||
| 19 |
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 | |||
| 20 |
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 | |||
| 21 |
BDO Brazilbdo.com.br
A global auditing firm providing services in auditing, performance, profitability, business viability, tax, control management, risk management, and more across multiple sectors |
1,806 | |||
| 22 |
LMlmsistema.com.br
Specializing in process, mechanical, electrical, instrumentation, and automation engineering consulting services for various office projects |
1,645 | |||
| 23 |
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 | |||
| 24 |
PROFISSIONAL INDEPENDENTEnadirpaescoach.com
This company offers coaching, training, and consulting services in human and business development, aiming to inspire confidence, motivation, and exceptional results |
1,550 | |||
| 25 |
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 | |||
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. | |||||
| 26 |
TÜV Rheinland South Americatuv.com
A global leader in testing, certification, and training across various industries, working to ensure safety, quality, and compliance worldwide |
1,489 | |||
| 27 |
FIA Business Schoolfia.com.br
A non-profit organization offering MBA, executive education, post-graduate programs, and undergraduate degrees in administration with high quality certification and social impact projects |
1,470 | |||
| 28 |
Falconifalconi.com
Leading Brazilian consulting group offering strategic, tactical, and operational services in various sectors worldwide, utilizing technology and data intelligence for sustainable solutions |
1,331 | |||
| 29 |
Nucleo Engenharia Consultiva S.A.nucleoengenharia.com.br
Specializing in studies, projects, technical support, inspection, and project supervision since 1990 Providing comprehensive solutions in various areas |
1,167 | |||
| 30 |
Aon Brasilaon.com
Global leader in professional services, offering risk, benefits, and health solutions worldwide Empowering clients with innovative insights and data analysis |
1,164 | |||
| 31 |
Falcão Bauerfalcaobauer.com.br
Providing engineering consulting services, assessments, inspections, certifications, environmental monitoring, and quality control testing for materials, products, and services in Brazil and abroad since 1953 |
1,149 | |||
| 32 |
InSaúde - Instituto Nacional de Pesquisa e Gestão em Saúdeinsaude.org.br
A healthcare management organization focused on improving quality, implementing best practices, and providing humanized care for over 67 years |
1,096 | |||
| 33 |
Forvis Mazars no Brasilforvismazars.com
A global organization specializing in auditing, consulting, and outsourcing services with over 13,800 employees in 72 countries and over 850 employees in Brazil |
1,077 | |||
| 34 |
SEK Security Ecosystem Knowledgesek.io
Specialized consultancy providing continuous risk analysis and control services for large companies and organizations, with customized solutions tailored to each client's unique profile |
1,067 | |||
| 35 |
Instituto Sócrates Guanaes - ISGisgsaude.org.br
Non-profit health organization founded in 2000, promoting quality healthcare through managing hospital and outpatient facilities and professional development, operating in nine states and 12 municipalities |
1,019 | |||
| 36 |
SiDisidi.org.br
An R&D institute in Brazil creating transformative projects and solving problems, impacting millions through innovation and making the future happen. |
996 | |||
| 37 |
RSM Brasilrsm.global
A global network of independent accounting and consulting firms providing audit, tax, and advisory services in 123 countries, empowering clients to achieve their full potential |
979 | |||
| 38 |
Promon Engenhariapromonengenharia.com.br
An engineering firm providing infrastructure solutions for key sectors such as energy, manufacturing, mining, and oil & gas, with a strong track record of successful projects |
961 | |||
| 39 |
NUMENnumenit.com
Specialized in business consultancy for digital transformation, we provide services in process management and IT, integrating technologies for operational excellence |
959 | |||
| 40 |
NTT DATA BRASILnttdata.com
Global IT services arm of NTT with over 75,000 employees in 40+ countries Leading provider of innovative IT solutions benefiting businesses and organizations |
921 | |||
| 41 |
FCamarafcamara.com
technology and innovation ecosystem delivering digital transformation, e-commerce, cloud, cybersecurity, data analytics, and marketing services across multiple industries |
908 | |||
| 42 |
SEIDOR Brasilseidorbrasil.com.br
Provides software consulting, IT services, cloud computing, IoT. Over 40 years experience. Strategic alliances with major tech developers globally, Platinum Partner with SAP. |
904 | |||
| 43 |
Venturusventurus.org.br
A non-profit organization in Brazil specializing in Research, Development & Innovation with global reach Working on cutting-edge projects in various industries |
866 | |||
| 44 |
MATH Groupmath.group
A marketing and technology consulting firm that uses data analysis and technology to improve brand-customer relationships and optimize conversions for businesses globally |
827 | |||
| 45 |
Engineering Brasilengdb.com.br
A global organization providing innovative digital solutions in various sectors such as finance, government, healthcare, cities, industry, energy, and media |
811 | |||
| 46 |
Dasa Empresasajg.com
Strategic partner in employee health, leading in Latin America with a focus on preventive solutions, personalized care, and sustainability |
773 | |||
| 47 |
Elifeelife.com.br
A consulting firm specializing in consumer market insights and consumer care services, helping companies understand and influence consumer journeys in Latin America and Europe |
763 | |||
| 48 |
CBRE Brasilcbre.com.br
A leading real estate consulting firm with over 238 years of global experience, providing expert services to investors, developers, occupiers, and owners |
751 | |||
| 49 |
Cadastracadastra.com
Blends digital marketing services, consulting, and technology, helping clients transform and grow businesses through advanced digital operations and strategic partnerships. |
744 | |||
| 50 |
BIP Brasilbipbrasil.com.br
An international consultancy driving significant transformation through personalized approaches and a pioneering spirit, with global presence and a focus on strategic projects in various sectors |
735 | |||
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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 Nov 12, 2026.
More company lists in São Paulo State
- The largest companies in São Paulo State 6,967
- Manufacturers in São Paulo State 972
- Multinational companies in São Paulo State 757
- Retail chains in São Paulo State 741
- Financial Services companies in São Paulo State 557
- Financial services firms in São Paulo State 468
- Education providers in São Paulo State 466
- Critical infrastructure operators in São Paulo State 437
- Companies with a mobile app in São Paulo State 415
- Healthcare providers in São Paulo State 390
- Retail companies in São Paulo State 390
- Companies with in-house R&D in São Paulo State 370
- E-commerce companies in São Paulo State 369
- IT Services and IT Consulting companies in São Paulo State 350
- Corporate groups and holding companies in São Paulo State 318
- Food and beverage companies in São Paulo State 267
- Professional services firms in São Paulo State 265
- Hardware manufacturers in São Paulo State 260
- Logistics companies in São Paulo State 247
- Hospitals and Health Care companies in São Paulo State 242
- Distributors and wholesalers in São Paulo State 219
- Fintech companies in São Paulo State 207
- Consumer goods companies in São Paulo State 199
- Franchise networks in São Paulo State 199
The same list elsewhere in Brazil
- Consulting firms in Brazil 387
- Consulting firms in Minas Gerais 56
- Consulting firms in Rio de Janeiro State 32
- Consulting firms in São Paulo 138
- Consulting firms in Belo Horizonte 44
- Consulting firms in Rio de Janeiro 28