CNAE 8640-2/05 · Rio Grande do Sul
Serviços de diagnóstico por imagem com uso de radiação ionizante, exceto tomografia in Rio Grande do Sul
694 active companies are headquartered in Rio Grande do Sul with this CNAE as their main activity. They represent 7.1% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 9,757
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
- 694
- 7.1% of Brazil's
- Of every 100 companies in Rio Grande do Sul
- 0.0
- do this activity
- Among Brazil's federative units
- 5th
- 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 2 of 10- RADCLINICA RADIOLOGIA ODONTOLOGICA LTDA.Canoas (RS)
- PANTE RADIOLOGIA LTDASão Leopoldo (RS)
- DIMAX DIAGNOSTICO POR IMAGEM MAXILOFACIAL LTDAPelotas (RS)
- ALTO JACUI DIAGNOSTICO POR IMAGEM LTDAEspumoso (RS)
- RADIMAGEM DIAGNOSTICO POR IMAGEM S/SPorto Alegre (RS)
- IRMAOS GRANICH LTDASanta Maria (RS)
- CLINICA DE DIAGNOSTICO POR IMAGEM SAO LUCAS LTDACarlos Barbosa (RS)
- CLINICA RADIOLOGICA JOSE ALBERTO SCHUCH LTDACachoeira do Sul (RS)
- RADIMAX RADIOLOGIA MAXILOFACIAL LTDAVenâncio Aires (RS)
- STUDIO RX RADIOLOGIA DIGITAL LTDACaxias do Sul (RS)
- IMAGEM RADIOLOGIA ODONTOLOGICA LTDALagoa Vermelha (RS)
- VINICIUS MUNDSTOCK & CIA LTDASapiranga (RS)
- IMAGEM RADIOLOGIA MEDICA LTDAVenâncio Aires (RS)
- SIGMA DIAGNOSTICO POR IMAGEM LTDAPasso Fundo (RS)
- CLINICA ODONTOLOGICA DIGIRAD LTDAVeranópolis (RS)
- ORAL DIGITAL RADIOLOGIA ODONTOLOGICA LTDACruz Alta (RS)
- MG SERVICOS RADIOLOGICOS LTDACaxias do Sul (RS)
- ROSMARI CORREA PEREIRA LTDAChuí (RS)
- M.T. TECNICAS RADIOLOGICAS LTDAFarroupilha (RS)
- ODONTO DIAGNOSTICO POR IMAGEM LTDANova Petrópolis (RS)
- CLINITRAUMA CLINICA DE ORTOPEDIA E FRATURAS LTDAGuaíba (RS)
- NUCLEAR SUL LTDAPelotas (RS)
- CLINIRAD - SERVICOS DE RADIOLOGIA LTDASanta Maria (RS)
- RADIOLOGICA & DIAGNOSTICOS POR IMAGEM SOCIEDADE SIMPLES LTDAPorto Alegre (RS)
- CIDI CENTRO DE INVESTIGACAO DIAGNOSTICA POR IMAGEM LTDAFarroupilha (RS)
- INSTITUTO RADIOLOGICO TOIGO LTDAFlores da Cunha (RS)
- COSTA DOCE MEDICINA DIAGNOSTICA LTDAPelotas (RS)
- SPECT-CONSULTORIA RADIOLOGICA LTDAPorto Alegre (RS)
- SERPAL SERVICO DE RADIODIAGNOSTICO PORTO ALEGRENSE LTDAPorto Alegre (RS)
- I-RADI RADIOLOGIA DIGITAL LTDASanto Ângelo (RS)
List limited to 300 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 1.1 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 19.9% 138
- 2 Caxias do Sul 6.3% 44
- 3 Passo Fundo 5.6% 39
- 4 Pelotas 5.0% 35
- 5 Santa Maria 3.2% 22
- 6 Erechim 2.9% 20
- 7 Canoas 2.2% 15
- 8 Novo Hamburgo 2.2% 15
- 9 Ijuí 2.0% 14
- 10 Rio Grande 1.7% 12
20 more cities
- 11 Frederico Westphalen 11
- 12 Lajeado 11
- 13 Santa Cruz do Sul 10
- 14 Capão da Canoa 10
- 15 Gravataí 9
- 16 Santa Rosa 9
- 17 Santo Ângelo 9
- 18 Bento Gonçalves 7
- 19 Farroupilha 7
- 20 Sant'Ana do Livramento 6
- 21 Veranópolis 6
- 22 Bagé 5
- 23 Canela 5
- 24 Cruz Alta 5
- 25 Encantado 5
- 26 Flores da Cunha 5
- 27 Garibaldi 5
- 28 Osório 5
- 29 Camaquã 4
- 30 Canguçu 4
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 · this one | 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 | 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: 8640-2/04 · Serviços de tomografia, 87 companies in Rio Grande do Sul.
What activity 8640-2/05 is
- Os serviços de radiodiagnóstico, tais como: #- radiologia médica e odontológica #- densitometria óssea #- hemodinâmica #- medicina nuclear #- mamografia #- fluoroscopia
- As atividades de unidades móveis equipadas apenas de laboratório radiológico, com pessoal especializado, sem fornecimento de consultas médicas
Frequently asked questions
How many companies have main CNAE 8640-2/05 in Rio Grande do Sul?
694 active companies have CNAE 8640-2/05 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 138, 19.9% 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.