Active · since May 7, 2021 Head office
KOSTER LAB LTDA
Trade name: KOSTER LAB EIRELI
CNPJ 41.861.530/0001-01
Source: Receita Federal, CNPJ Open Data · October 2026 publication
- Opened on
- 5 years ago
- Share capital
- R$ 110,000.00
- Establishments
- 1 active
- of 1 registered
- Size
- Micro-enterprise
BARRA DA TIJUCA
RIO DE JANEIRO - RJ
CEP 22640-102
Partners and contacts
Published by the Receita Federal. Shown here when you ask, and never to search engines.
Show the partner or administratorSummary
KOSTER LAB LTDA (trading as KOSTER LAB EIRELI) is an active micro-enterprise in Rio de Janeiro/RJ, opened on May 7, 2021. Its main activity is laboratórios clínicos (CNAE 8640-2/02), besides 1 secondary activity. It is one of 387 active companies with that activity in Rio de Janeiro/RJ.
What the company does
CNAE 8640-2/02 · mainLaboratórios clínicos
Secondary activities
Context
Companies with the same activity
How many active companies have laboratórios clínicos as their main activity, as this one does.
- In Rio de Janeiro (RJ)
- 387
- In Rio de Janeiro (state)
- 1,189
- In Brazil
- 13,924
Among the 387 companies with CNAE 8640-2/02 in Rio de Janeiro (RJ), this one is 68th, by active establishments and capital.
See the 387 Laboratórios clínicos companies in Rio de Janeiro - RJ
Registration
as the Receita Federal publishes it- CNPJ
- 41.861.530/0001-01
- Legal name
- KOSTER LAB LTDA
- Trade name
- KOSTER LAB EIRELI
- Registration status
- Active, since May 7, 2021
- Opened on
- May 7, 2021
- Legal form
- 2062 — Sociedade Empresária Limitada
- Size
- Micro-enterprise
- Share capital
- R$ 110,000.00
- 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 September 2023.No change to the registration since September 2023.
- September 2023Start of dembli's monthly history
The first Receita publication dembli keeps of this company.
Tax regimes
- Simples Nacional
- Not opted in (until Aug 31, 2022)
- 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 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 KOSTER LAB LTDA's CNPJ?
KOSTER LAB LTDA's CNPJ is 41.861.530/0001-01.
Is KOSTER LAB LTDA active?
Yes. The company's registration status at the Receita Federal is active since May 7, 2021, according to the October 2026 publication.
What is KOSTER LAB LTDA's main activity?
Laboratórios clínicos, CNAE 8640-2/02.
Where is KOSTER LAB LTDA's head office?
In Rio de Janeiro/RJ.
When was KOSTER LAB LTDA opened?
On May 7, 2021, according to the Receita Federal.