Active · since Jan 16, 2026 Head office
A4 LTDA
Trade name: A4 EMPREENDIMENTOS
CNPJ 64.535.889/0001-94
Source: Receita Federal, CNPJ Open Data · October 2026 publication
- Opened on
- less than a year ago
- Share capital
- R$ 5,000.00
- Establishments
- 1 active
- of 1 registered
- Size
- Micro-enterprise
FORQUILHA
SAO LUIS - MA
CEP 65054-971, BRASIL
Partners and contacts
Published by the Receita Federal. Shown here when you ask, and never to search engines.
Show the partner or administratorSummary
A4 LTDA (trading as A4 EMPREENDIMENTOS) is an active micro-enterprise in São Luís/MA, opened on Jan 16, 2026. Its main activity is provedores de acesso às redes de comunicações (CNAE 6190-6/01), besides 10 secondary activities. It is one of 74 active companies with that activity in São Luís/MA. It has opted into the Simples Nacional tax regime.
What the company does
CNAE 6190-6/01 · mainProvedores de acesso às redes de comunicações
Secondary activities
- 4221-9/05 Manutenção de estações e redes de telecomunicações
- 4321-5/00 Instalação e manutenção elétrica
- 4322-3/01 Instalações hidráulicas, sanitárias e de gás
- 4751-2/01 Comércio varejista especializado de equipamentos e suprimentos de informática
- 6190-6/02 Provedores de voz sobre protocolo internet - VOIP
- 6190-6/99 Outras atividades de telecomunicações não especificadas anteriormente
- 6209-1/00 Suporte técnico, manutenção e outros serviços em tecnologia da informação
- 6319-4/00 Portais, provedores de conteúdo e outros serviços de informação na internet
- 7112-0/00 Serviços de engenharia
- 9511-8/00 Reparação e manutenção de computadores e de equipamentos periféricos
Context
Companies with the same activity
How many active companies have provedores de acesso às redes de comunicações as their main activity, as this one does.
- In São Luís (MA)
- 74
- In Maranhão
- 307
- In Brazil
- 6,452
Among the 74 companies with CNAE 6190-6/01 in São Luís (MA), this one is 53rd, by active establishments and capital.
See the 74 Provedores de acesso às redes de comunicações companies in São Luís - MA
Registration
as the Receita Federal publishes it- CNPJ
- 64.535.889/0001-94
- Legal name
- A4 LTDA
- Trade name
- A4 EMPREENDIMENTOS
- Registration status
- Active, since Jan 16, 2026
- Opened on
- Jan 16, 2026
- Legal form
- 2062 — Sociedade Empresária Limitada
- Size
- Micro-enterprise
- Share capital
- R$ 5,000.00
- 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 Jan 16, 2026 until Dec 31, 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 A4 LTDA's CNPJ?
A4 LTDA's CNPJ is 64.535.889/0001-94.
Is A4 LTDA active?
Yes. The company's registration status at the Receita Federal is active since Jan 16, 2026, according to the October 2026 publication.
What is A4 LTDA's main activity?
Provedores de acesso às redes de comunicações, CNAE 6190-6/01.
Where is A4 LTDA's head office?
In São Luís/MA.
When was A4 LTDA opened?
On Jan 16, 2026, according to the Receita Federal.