CNAE section M: professional services codes in English.
41 CNAE 2.3 subclasses in section M (Professional, scientific and technical activities), with the English label, the ISIC Rev.4 class and the number of active Brazilian companies using each as their main activity: 1,071,868 in all.
The most used codes in this section are legal services (law firms) (6911-7/01, 204,762); management consulting, except specific technical consulting (7020-4/00, 155,966); engineering services (7112-0/00, 138,667). To see these companies by state, size and division, open Professional services companies in Brazil.
69 · Legal, accounting and auditing activities
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
6911-7/01 | Legal services (law firms) | Serviços advocatícios | 6910 | 204,762 |
6911-7/02 | Court auxiliary activities | Atividades auxiliares da justiça | 6910 | 1,556 |
6911-7/03 | Industrial property (patent and trademark) agents | Agente de propriedade industrial | 6910 | 1,198 |
6912-5/00 | Notary and registry offices | Cartórios | 6910 | 16,499 |
6920-6/01 | Accounting activities | Atividades de contabilidade | 6920 | 87,268 |
6920-6/02 | Accounting and tax consulting and auditing | Atividades de consultoria e auditoria contábil e tributária | 6920 | 6,285 |
Division 69: Legal, accounting and auditing activities. Companies = active head offices with this main CNAE.
70 · Activities of head offices; management consultancy
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
7020-4/00 | Management consulting, except specific technical consulting | Atividades de consultoria em gestão empresarial, exceto consultoria técnica específica | 7020 | 155,966 |
Division 70: Activities of head offices; management consultancy. Companies = active head offices with this main CNAE.
71 · Architectural and engineering activities; technical testing and analysis
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
7111-1/00 | Architectural services | Serviços de arquitetura | 7110 | 39,145 |
7112-0/00 | Engineering services | Serviços de engenharia | 7110 | 138,667 |
7119-7/01 | Cartography, surveying and geodesy services | Serviços de cartografia, topografia e geodésia | 7110 | 6,635 |
7119-7/02 | Geological studies | Atividades de estudos geológicos | 7110 | 2,688 |
7119-7/03 | Technical drawing services for architecture and engineering | Serviços de desenho técnico relacionados à arquitetura e engenharia | 7110 | 9,585 |
7119-7/04 | Occupational safety technical inspection services | Serviços de perícia técnica relacionados à segurança do trabalho | 7110 | 5,619 |
7119-7/99 | Technical activities related to engineering and architecture n.e.c. | Atividades técnicas relacionadas à engenharia e arquitetura não especificadas anteriormente | 7110 | 3,415 |
7120-1/00 | Technical testing and analysis | Testes e análises técnicas | 7120 | 5,141 |
Division 71: Architectural and engineering activities; technical testing and analysis. Companies = active head offices with this main CNAE.
72 · Scientific research and development
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
7210-0/00 | Experimental R&D in physical and natural sciences | Pesquisa e desenvolvimento experimental em ciências físicas e naturais | 7210 | 5,559 |
7220-7/00 | Experimental R&D in social sciences and humanities | Pesquisa e desenvolvimento experimental em ciências sociais e humanas | 7220 | 1,900 |
Division 72: Scientific research and development. Companies = active head offices with this main CNAE.
73 · Advertising and market research
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
7311-4/00 | Advertising agencies | Agências de publicidade | 7310 | 29,908 |
7312-2/00 | Advertising space brokerage, except in media outlets | Agenciamento de espaços para publicidade, exceto em veículos de comunicação | 7310 | 4,658 |
7319-0/01 | Trade fair and exhibition stand design and construction | Criação de estandes para feiras e exposições | 7310 | 488 |
7319-0/02 | Sales promotion | Promoção de vendas | 7310 | 102,666 |
7319-0/03 | Direct marketing | Marketing direto | 7310 | 39,390 |
7319-0/04 | Advertising consulting | Consultoria em publicidade | 7310 | 12,050 |
7319-0/99 | Other advertising activities n.e.c. | Outras atividades de publicidade não especificadas anteriormente | 7310 | 7,738 |
7320-3/00 | Market research and public opinion polling | Pesquisas de mercado e de opinião pública | 7320 | 2,438 |
Division 73: Advertising and market research. Companies = active head offices with this main CNAE.
74 · Other professional, scientific and technical activities
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
7410-2/01 | Design | Design | 7410 | 0 |
7410-2/02 | Interior design | Design de interiores | 7410 | 6,318 |
7410-2/03 | Product design | Design de produto | 7410 | 2,303 |
7410-2/99 | Design activities n.e.c. | atividades de design não especificadas anteriormente | 7410 | 5,526 |
7420-0/01 | Photography, except aerial and underwater | Atividades de produção de fotografias, exceto aérea e submarina | 7420 | 9,999 |
7420-0/02 | Aerial and underwater photography | Atividades de produção de fotografias aéreas e submarinas | 7420 | 710 |
7420-0/03 | Photo laboratories | Laboratórios fotográficos | 7420 | 634 |
7420-0/04 | Party and event filming | Filmagem de festas e eventos | 7420 | 2,582 |
7420-0/05 | Microfilming services | Serviços de microfilmagem | 7420 | 110 |
7490-1/01 | Translation, interpretation and similar services | Serviços de tradução, interpretação e similares | 7490 | 4,016 |
7490-1/02 | Commercial diving | Escafandria e mergulho | 7490 | 319 |
7490-1/03 | Agronomy and agricultural/livestock consulting | Serviços de agronomia e de consultoria às atividades agrícolas e pecuárias | 7490 | 17,228 |
7490-1/04 | Business and service brokerage and agency, except real estate | Atividades de intermediação e agenciamento de serviços e negócios em geral, exceto imobiliários | 7490 | 69,599 |
7490-1/05 | Agency of professionals for sports, cultural and artistic activities | Agenciamento de profissionais para atividades esportivas, culturais e artísticas | 7490 | 6,061 |
7490-1/99 | Other professional, scientific and technical activities n.e.c. | Outras atividades profissionais, científicas e técnicas não especificadas anteriormente | 7490 | 18,984 |
Division 74: Other professional, scientific and technical activities. Companies = active head offices with this main CNAE.
75 · Veterinary activities
| CNAE | Activity (English) | Portuguese (official) | ISIC | Companies |
|---|---|---|---|---|
7500-1/00 | Veterinary activities | Atividades veterinárias | 7500 | 36,255 |
Division 75: Veterinary activities. Companies = active head offices with this main CNAE.
Classification: IBGE/CONCLA (CNAE 2.3, CNAE-ISIC correspondence). English labels: LatSouth. Counts: Receita Federal release 2026-10-10, individual entrepreneurs excluded. Full crosswalk CSV.
Other sections
Get Brazil's professional services companies by these codes.
10,933,117 active Brazilian companies from the Receita Federal (CNPJ registry), cleaned, in English, with ISIC codes and no personal data. Free 25-row sample; full country file or ready-made packages.