CNAE 8640-2/08 · Rio Grande do Sul
Serviços de diagnóstico por registro gráfico - ecg, eeg e outros exames análogos in Rio Grande do Sul
76 active companies are headquartered in Rio Grande do Sul with this CNAE as their main activity. They represent 7.4% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 1,031
What this list shows
We count each active company once, by its head office in this state and this CNAE as its main activity. Branches and secondary activities are excluded from this scope. The total describes the registry, not market revenue or company quality.
- Companies in Rio Grande do Sul
- 76
- 7.4% of Brazil's
- Of every 100 companies in Rio Grande do Sul
- 0.0
- do this activity
- Among Brazil's federative units
- 4th
- by companies in this activity
Active companies in Rio Grande do Sul
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 3- CLINICA DE CARDIOLOGIA PROCOR LTDACaxias do Sul (RS)
- STRS - SEGURANCA DO TRABALHO RIO GRANDE DO SUL LTDAPorto Alegre (RS)
- CAPTACAO SAUDE DO TRABALHO LTDAEsteio (RS)
- CLINICA FLORENCE SAUDE MODERNA LTDACruz Alta (RS)
- SYGMA SERVICOS MEDICOS LTDAPasso Fundo (RS)
- PREVENCOR CENTRO DE PREVENCAO E RECUPERACAO DE DOENCAS CARDIOVASCULARES LTDA.Porto Alegre (RS)
- INSTITUTO DE CARDIOLOGIA DA SERRA LTDACaxias do Sul (RS)
- PROF SERVICOS MEDICOS LTDASanta Maria (RS)
- R BRAMBILLA LTDAGravataí (RS)
- IMAGEMCOR LTDATenente Portela (RS)
- CARDIOSUL LTDACanguçu (RS)
- CLINICA ANIMA COR LTDATaquara (RS)
- AREND SERVICOS EM SAUDE LTDANova Petrópolis (RS)
- GERIMED SERVICOS MEDICOS LTDASapiranga (RS)
- CLIN SERVICOS DE DIAGNOSTICOS LTDAButiá (RS)
- NEUROFISIOLOGIA CLINICA LTDAPorto Alegre (RS)
- CLAUDIA A. DA CUNHA LTDAVenâncio Aires (RS)
- INSONE - INSTITUTO DO SONO E NEUROFISIOLOGIA LTDASanta Cruz do Sul (RS)
- CLINICA PRAIA DE BELAS LTDAPorto Alegre (RS)
- SONOCLIN - CLINICA DE ESTUDOS DO SONO S/S LTDACaxias do Sul (RS)
- MASTER SST RS LTDASanto Augusto (RS)
- BRAGA SEGURANCA DO TRABALHO LTDACanoas (RS)
- MCM CARDIOLOGIA E SAUDE LTDATorres (RS)
- SLEEP CLINIC LTDASapiranga (RS)
- OPPUS ENGENHARIA E MEDICINA DO TRABALHO LTDASarandi (RS)
- AMARE CLINICA DE CARDIOLOGIA E PSICOLOGIA LTDAAlegrete (RS)
- CARDIO CARDIOLOGISTAS REUNIDOS LTDAUruguaiana (RS)
- ELETRO BAGE- ELETROENCEFALOGRAFIA E NEUROLOGIA LTDABagé (RS)
- PULSEMD MONITORIZACAO DOMICILIAR LTDAPorto Alegre (RS)
- NEUROPHYS CLINICA DE NEUROFISIOLOGIA - SOCIEDADES SIMPLES LTDAPorto Alegre (RS)
List limited to 76 companies, 30 per page. Looking for a specific company? Search by name or CNPJ.
How to assess a company's data
When you open a company's record, use these guides to check the data and understand what each field can establish.
- How to look up a CNPJ
Check identifiers, dates and registry fields against official sources.
- What an active CNPJ means
Active status does not show that a company is debt-free, licensed or able to operate.
- How to read partner and administrator records
Understand QSA roles and the limits on ownership and representation information.
How much the activity weighs
of every 100 active companies, how many do this activity
- Rio Grande do Sul0.0
- Brazil0.0
In Rio Grande do Sul, the activity weighs 1.2 times what it does in Brazil.
Rio Grande do Sul's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Porto Alegre 23.7% 18
- 2 Caxias do Sul 10.5% 8
- 3 Passo Fundo 10.5% 8
- 4 Cruz Alta 3.9% 3
- 5 Santa Cruz do Sul 3.9% 3
- 6 Bagé 2.6% 2
- 7 Bento Gonçalves 2.6% 2
- 8 Canoas 2.6% 2
- 9 Gravataí 2.6% 2
- 10 Ijuí 2.6% 2
20 more cities
- 11 Sapiranga 2
- 12 Venâncio Aires 2
- 13 Alegrete 1
- 14 Butiá 1
- 15 Camaquã 1
- 16 Canguçu 1
- 17 Cerro Largo 1
- 18 Esteio 1
- 19 Guaíba 1
- 20 Marau 1
- 21 Montenegro 1
- 22 Nonoai 1
- 23 Nova Petrópolis 1
- 24 Novo Hamburgo 1
- 25 Panambi 1
- 26 Santa Maria 1
- 27 Santa Vitória do Palmar 1
- 28 Santo Antônio da Patrulha 1
- 29 Santo Augusto 1
- 30 Sarandi 1
Class 8640-2 in Rio Grande do Sul
atividades de serviços de complementação diagnóstica e terapêutica, by subclass| Subclass | Active |
|---|---|
| 8640-2/01 Laboratórios de anatomia patológica e citológica | 107 |
| 8640-2/02 Laboratórios clínicos | 791 |
| 8640-2/03 Serviços de diálise e nefrologia | 63 |
| 8640-2/04 Serviços de tomografia | 87 |
| 8640-2/05 Serviços de diagnóstico por imagem com uso de radiação ionizante, exceto tomografia | 694 |
| 8640-2/06 Serviços de ressonância magnética | 42 |
| 8640-2/07 Serviços de diagnóstico por imagem sem uso de radiação ionizante, exceto ressonância magnética | 320 |
| 8640-2/08 Serviços de diagnóstico por registro gráfico - ecg, eeg e outros exames análogos · this one | 76 |
| 8640-2/09 Serviços de diagnóstico por métodos ópticos - endoscopia e outros exames análogos | 67 |
| 8640-2/10 Serviços de quimioterapia | 52 |
| 8640-2/11 Serviços de radioterapia | 23 |
| 8640-2/12 Serviços de hemoterapia | 25 |
| 8640-2/13 Serviços de litotripcia | 3 |
| 8640-2/14 Serviços de bancos de células e tecidos humanos | 0 |
| 8640-2/99 Atividades de serviços de complementação diagnóstica e terapêutica não especificadas anteriormente | 257 |
Close to this: 8640-2/99 · Atividades de serviços de complementação diagnóstica e terapêutica não especificadas anteriormente, 257 companies in Rio Grande do Sul.
What activity 8640-2/08 is
- Os serviços de diagnóstico por registro gráfico - ECG, EEG, polissonografia, audiometria e outros tipos de serviços de diagnóstico por registro gráfico
Frequently asked questions
How many companies have main CNAE 8640-2/08 in Rio Grande do Sul?
76 active companies have CNAE 8640-2/08 as their main activity in Rio Grande do Sul, according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.
Which of Rio Grande do Sul's cities has the most companies in this activity?
Porto Alegre, with 18, 23.7% of the state's companies in this activity.
Why can this total differ from the companies operating in this state?
This scope counts active companies by their head office and registered main activity. A company may operate in this state through a branch or carry out the activity as a secondary activity and be excluded from the count. The registered address and CNAE do not establish every operating location or service.
Does active status mean a company is qualified for a contract?
No. Active status describes the Receita Federal registration. It does not establish tax compliance, creditworthiness, licences, ability to fulfil a contract or quality. Check the relevant official documents and the contract's requirements.
How we count
Active companies with this as their main activity, counted by head office in Rio Grande do Sul.