CNAE 4329-1/99 · Maranhão
Outras obras de instalações em construções não especificadas anteriormente in Maranhão
16 active companies are headquartered in Maranhão with this CNAE as their main activity. They represent 0.5% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
The same activity in Brazil 2,917
What this list shows
We count each active company once, by its head office in this state and this CNAE as its main activity. Branches and secondary activities are excluded from this scope. The total describes the registry, not market revenue or company quality.
- Companies in Maranhão
- 16
- 0.5% of Brazil's
- Of every 100 companies in Maranhão
- 0.0
- do this activity
- Among Brazil's federative units
- 16th
- by companies in this activity
Active companies in Maranhão
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- FONMART TECNOLOGIA LTDASão Luís (MA)
- Kobe Engenharia Industrial LTDASão Luís (MA)
- M. A ENGENHARIA LTDASão Luís (MA)
- AUTOMATEC ELETROMECANICA LTDASão Luís (MA)
- FJ ENGENHARIA LTDASão Luís (MA)
- SAN IMPERMEABILIZACAO E SERVICOS LTDASão José de Ribamar (MA)
- IMPERCON IMPERMEABILIZACAO LTDASão Luís (MA)
- LMC IMPERMEABILIZACAO LTDASão Luís (MA)
- ALBERTO SOARES DA SILVA LIMA LTDASão Luís (MA)
- ANP ENGENHEIRA LTDASão Luís (MA)
- TECNOSERV LTDASão Luís (MA)
- A A MARTINS EMPREENDIMENTOSSão Luís (MA)
- A V PEREIRA CONSTRUCAO E MANUTANCAOBarreirinhas (MA)
- F A DA C PINHEIROSão Luís (MA)
- J R G S COELHOSão Luís (MA)
- R ILES SOLUCOES EM ENGENHARIA E PROJETOSSanta Inês (MA)
How to assess a company's data
When you open a company's record, use these guides to check the data and understand what each field can establish.
- How to look up a CNPJ
Check identifiers, dates and registry fields against official sources.
- What an active CNPJ means
Active status does not show that a company is debt-free, licensed or able to operate.
- How to read partner and administrator records
Understand QSA roles and the limits on ownership and representation information.
How much the activity weighs
of every 100 active companies, how many do this activity
- Maranhão0.0
- Brazil0.0
In Maranhão, the activity weighs less than in Brazil.
Maranhão's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Luís 81.2% 13
- 2 Barreirinhas 6.2% 1
- 3 São José de Ribamar 6.2% 1
- 4 Santa Inês 6.2% 1
Class 4329-1 in Maranhão
obras de instalações em construções não especificadas anteriormente, by subclass| Subclass | Active |
|---|---|
| 4329-1/01 Instalação de painéis publicitários | 115 |
| 4329-1/02 Instalação de equipamentos para orientação à navegação marítima fluvial e lacustre | 11 |
| 4329-1/03 Instalação, manutenção e reparação de elevadores, escadas e esteiras rolantes | 49 |
| 4329-1/04 Montagem e instalação de sistemas e equipamentos de iluminação e sinalização em vias públicas, portos e aeroportos | 120 |
| 4329-1/05 Tratamentos térmicos, acústicos ou de vibração | 22 |
| 4329-1/99 Outras obras de instalações em construções não especificadas anteriormente · this one | 16 |
Close to this: 4330-4/99 · Outras obras de acabamento da construção, 415 companies in Maranhão.
What activity 4329-1/99 is
- A instalação de sistemas de limpeza por vácuo
- O revestimento de tubulações
Frequently asked questions
How many companies have main CNAE 4329-1/99 in Maranhão?
16 active companies have CNAE 4329-1/99 as their main activity in Maranhão, according to the Receita Federal's October 2026 publication. That is 0.0 of every 100 companies there, against 0.0 in Brazil.
Which of Maranhão's cities has the most companies in this activity?
São Luís, with 13, 81.2% of the state's companies in this activity.
Why can this total differ from the companies operating in this state?
This scope counts active companies by their head office and registered main activity. A company may operate in this state through a branch or carry out the activity as a secondary activity and be excluded from the count. The registered address and CNAE do not establish every operating location or service.
Does active status mean a company is qualified for a contract?
No. Active status describes the Receita Federal registration. It does not establish tax compliance, creditworthiness, licences, ability to fulfil a contract or quality. Check the relevant official documents and the contract's requirements.
How we count
Active companies with this as their main activity, counted by head office in Maranhão.