Active · since Jun 1, 2010 Head officeOpted into Simples

MJ TELECOM LTDA

Trade name: MJ TELECOM

CNPJ 12.025.126/0001-08

Source: Receita Federal, CNPJ Open Data · October 2026 publication

Opened on: Jun 1, 2010; 16 years ago
Share capital: R$ 100,000.00
Establishments: 1 active; of 1 registered
Size: Small business

Head office address

RUA ALBERTO DE OLIVEIRA, 104
LIBERDADE
SAO LUIS - MA
CEP 65035-010

Partners and contacts

Published by the Receita Federal. Shown here when you ask, and never to search engines.

Show the partner or administrator

Show phone and e-mail

Summary

MJ TELECOM LTDA (trading as MJ TELECOM) is an active small business in São Luís/MA, opened on Jun 1, 2010. Its main activity is monitoring of electronic security systems (CNAE 8020-0/01), besides 4 secondary activities. It is one of 83 active companies with that activity in São Luís/MA. It has opted into the Simples Nacional tax regime.

What the company does

CNAE 8020-0/01 · mainMonitoring of electronic security systems

Secondary activities

Context

Companies with the same activity

How many active companies have monitoring of electronic security systems as their main activity, as this one does.

In São Luís (MA): 83
In Maranhão: 257
In Brazil: 12,339

Among the 83 companies with CNAE 8020-0/01 in São Luís (MA), this one is 14th, by active establishments and capital.

See the 83 Monitoring of electronic security systems companies in São Luís - MA

Registration

as the Receita Federal publishes it

CNPJ: 12.025.126/0001-08
Legal name: MJ TELECOM LTDA
Trade name: MJ TELECOM
Registration status: Active, since Jun 1, 2010
Opened on: Jun 1, 2010
Legal form: 2062 — Limited liability company (Ltda.)
Size: Small business
Share capital: R$ 100,000.00
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.

April 2026
Size
01 03
April 2026
Share capital
R$ 10,000.00 R$ 100,000.00
November 2024
Main activity
9512-6/00 Repair and maintenance of communication equipment 8020-0/01 Monitoring of electronic security systems
September 2023
Start of dembli's monthly history
The first Receita publication dembli keeps of this company.

Tax regimes

Simples Nacional: Opted in since Jan 1, 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 MJ TELECOM LTDA's CNPJ?

MJ TELECOM LTDA's CNPJ is 12.025.126/0001-08.

Is MJ TELECOM LTDA active?

Yes. The company's registration status at the Receita Federal is active since Jun 1, 2010, according to the October 2026 publication.

What is MJ TELECOM LTDA's main activity?

Monitoring of electronic security systems, CNAE 8020-0/01.

Where is MJ TELECOM LTDA's head office?

In São Luís/MA.

When was MJ TELECOM LTDA opened?

On Jun 1, 2010, according to the Receita Federal.