Active · since Feb 6, 2026 Head officeOpted into Simples
CARDIO WORK LTDA
CNPJ 64.988.580/0001-50
Source: Receita Federal, CNPJ Open Data · October 2026 publication
- Opened on
- less than a year ago
- Share capital
- R$ 10,000.00
- Establishments
- 1 active
- of 1 registered
- Size
- Small business
EXTENSAO DO BOSQUE
RIO DAS OSTRAS - RJ
CEP 28893-334
Partners and contacts
Published by the Receita Federal. Shown here when you ask, and never to search engines.
Show the 2 partners and administratorsSummary
CARDIO WORK LTDA is an active small business in Rio das Ostras/RJ, opened on Feb 6, 2026. Its main activity is outpatient care activities not elsewhere classified (CNAE 8630-5/99), besides 5 secondary activities. It is one of 15 active companies with that activity in Rio das Ostras/RJ. It has opted into the Simples Nacional tax regime.
What the company does
CNAE 8630-5/99 · mainOutpatient care activities not elsewhere classified
Secondary activities
- 8630-5/02 Outpatient medical care with facilities for diagnostic tests
- 8630-5/03 Outpatient medical care limited to consultations
- 8640-2/07 Diagnostic imaging without ionizing radiation, except MRI
- 8640-2/08 Diagnostic services by graphic recording - ECG, EEG and similar tests
- 8640-2/99 Diagnostic and therapeutic support services not elsewhere classified
Context
Companies with the same activity
How many active companies have outpatient care activities not elsewhere classified as their main activity, as this one does.
- In Rio das Ostras (RJ)
- 15
- In Rio de Janeiro
- 4,498
- In Brazil
- 46,899
Among the 15 companies with CNAE 8630-5/99 in Rio das Ostras (RJ), this one is 12th, by active establishments and capital.
See the 15 Outpatient care activities not elsewhere classified companies in Rio das Ostras - RJ
Registration
as the Receita Federal publishes it- CNPJ
- 64.988.580/0001-50
- Legal name
- CARDIO WORK LTDA
- Registration status
- Active, since Feb 6, 2026
- Opened on
- Feb 6, 2026
- Legal form
- 2062 — Limited liability company (Ltda.)
- Size
- Small business
- Share capital
- R$ 10,000.00
- Establishments
- Active: 1 of 1
Registration history
What changed in the company's registration, month by month, according to the Receita Federal's monthly publications since February 2026.No change to the registration since February 2026.
- February 2026Start of dembli's monthly history
The first Receita publication dembli keeps of this company.
Tax regimes
- Simples Nacional
- Opted in since Feb 6, 2026
- MEI
- Not opted in
Official records by CNPJ
Records public bodies publish of this company by its CNPJ. Check each one at its source.
-
Federal active debt Not listed among the PGFN's debtors
According to the PGFN's quarterly publication (Q3 2026). dembli shows no amounts; the official consultation shows each entry. Check with the PGFN
Frequently asked questions
What is CARDIO WORK LTDA's CNPJ?
CARDIO WORK LTDA's CNPJ is 64.988.580/0001-50.
Is CARDIO WORK LTDA active?
Yes. The company's registration status at the Receita Federal is active since Feb 6, 2026, according to the October 2026 publication.
What is CARDIO WORK LTDA's main activity?
Outpatient care activities not elsewhere classified, CNAE 8630-5/99.
Where is CARDIO WORK LTDA's head office?
In Rio das Ostras/RJ.
When was CARDIO WORK LTDA opened?
On Feb 6, 2026, according to the Receita Federal.