Active · since Aug 11, 2025 Head officeOpted into Simples
MAINNET DESIGN LTDA
Trade name: MAINNET DESIGN
CNPJ 62.169.789/0001-66
Source: Receita Federal, CNPJ Open Data · October 2026 publication
- Opened on
- 1 year ago
- Share capital
- R$ 10,000.00
- Establishments
- 1 active
- of 1 registered
- Size
- Micro-enterprise
PEDRO DE ALCANTARA
SAO GONCALO - RJ
CEP 24451-230
Partners and contacts
Published by the Receita Federal. Shown here when you ask, and never to search engines.
Show the partner or administratorSummary
MAINNET DESIGN LTDA (trading as MAINNET DESIGN) is an active micro-enterprise in São Gonçalo/RJ, opened on Aug 11, 2025. Its main activity is custom software development (CNAE 6201-5/01), besides 7 secondary activities. It is one of 56 active companies with that activity in São Gonçalo/RJ. It has opted into the Simples Nacional tax regime.
What the company does
CNAE 6201-5/01 · mainCustom software development
Secondary activities
- 6201-5/02 Web design
- 6204-0/00 Information technology consulting
- 6209-1/00 Technical support, maintenance and other information technology services
- 6311-9/00 Data processing, application service providers and web hosting
- 6319-4/00 Web portals, content providers and other internet information services
- 7319-0/03 Direct marketing
- 8211-3/00 Combined office administrative services
Context
Companies with the same activity
How many active companies have custom software development as their main activity, as this one does.
- In São Gonçalo (RJ)
- 56
- In Rio de Janeiro
- 4,361
- In Brazil
- 68,432
Among the 56 companies with CNAE 6201-5/01 in São Gonçalo (RJ), this one is 22nd, by active establishments and capital.
See the 56 Custom software development companies in São Gonçalo - RJ
Registration
as the Receita Federal publishes it- CNPJ
- 62.169.789/0001-66
- Legal name
- MAINNET DESIGN LTDA
- Trade name
- MAINNET DESIGN
- Registration status
- Active, since Aug 11, 2025
- Opened on
- Aug 11, 2025
- Legal form
- 2240 — Limited simple partnership (sociedade simples limitada)
- Size
- Micro-enterprise
- 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 September 2025.No change to the registration since September 2025.
- September 2025Start of dembli's monthly history
The first Receita publication dembli keeps of this company.
Tax regimes
- Simples Nacional
- Opted in since Aug 11, 2025
- 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 MAINNET DESIGN LTDA's CNPJ?
MAINNET DESIGN LTDA's CNPJ is 62.169.789/0001-66.
Is MAINNET DESIGN LTDA active?
Yes. The company's registration status at the Receita Federal is active since Aug 11, 2025, according to the October 2026 publication.
What is MAINNET DESIGN LTDA's main activity?
Custom software development, CNAE 6201-5/01.
Where is MAINNET DESIGN LTDA's head office?
In São Gonçalo/RJ.
When was MAINNET DESIGN LTDA opened?
On Aug 11, 2025, according to the Receita Federal.