CNAE 4329-1/04 · Teresina (PI)
Montagem e instalação de sistemas e equipamentos de iluminação e sinalização em vias públicas, portos e aeroportos in Teresina (PI)
13 active companies are headquartered in Teresina (PI) with this CNAE as their main activity. They represent 0.3% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
What this list shows
We count each active company once, by its head office in the city 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 Teresina (PI)
- 13
- 0.3% of Brazil's
- Of every 100 companies in Teresina (PI)
- 0.0
- do this activity
- Among Piauí's cities
- 1st
- by companies in this activity
Active companies in Teresina (PI)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation.- TERESINA LUZ S.ATeresina (PI)
- JANINE BORGES BRANDAOTeresina (PI)
- FELIPE ROCHA TEIXEIRA SANTOSTeresina (PI)
- HALLEN VICTOR DE A BARRETOTeresina (PI)
- JOSE FRANCISCO VIEIRA DE SOUSATeresina (PI)
- EDSON BORGES DOS SANTOSTeresina (PI)
- MARIA NILZE COSTA DE ALENCARTeresina (PI)
- MANOEL DO NASCIMENTO SOUSATeresina (PI)
- KARLA RAMIRA DA SILVATeresina (PI)
- DANIEL LUIS DA SILVA MORAISTeresina (PI)
- LUIS OTAVIO FEITOSA PIRESTeresina (PI)
- FABIO JAMES SANTOS E SILVATeresina (PI)
- DANIEL SANTOS FERREIRATeresina (PI)
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
- Teresina (PI)0.0
- Piauí0.0
- Brazil0.0
In Teresina (PI), the activity weighs what it does in Brazil.
Piauí's cities with the most companies in this activity
active companies and each city's share of the state
- 1 Teresina 28.3% 13
- 2 Campo Alegre do Fidalgo 4.3% 2
- 3 São Francisco de Assis do Piauí 4.3% 2
- 4 Floriano 4.3% 2
- 5 Parnaíba 4.3% 2
- 6 Acauã 2.2% 1
- 7 Caraúbas do Piauí 2.2% 1
- 8 Juazeiro do Piauí 2.2% 1
- 9 Morro Cabeça no Tempo 2.2% 1
- 10 Pajeú do Piauí 2.2% 1
20 more cities
- 11 Água Branca 1
- 12 Altos 1
- 13 Barreiras do Piauí 1
- 14 Buriti dos Lopes 1
- 15 Campo Maior 1
- 16 Capitão de Campos 1
- 17 Castelo do Piauí 1
- 18 Cocal 1
- 19 Demerval Lobão 1
- 20 Guadalupe 1
- 21 José de Freitas 1
- 22 Oeiras 1
- 23 Paulistana 1
- 24 Pedro II 1
- 25 Picos 1
- 26 Porto 1
- 27 Simplício Mendes 1
- 28 Uruçuí 1
- 29 Colônia do Piauí 1
- 30 Marcolândia 1
Class 4329-1 in Teresina (PI)
obras de instalações em construções não especificadas anteriormente, by subclass| Subclass | Active |
|---|---|
| 4329-1/01 Instalação de painéis publicitários | 44 |
| 4329-1/02 Instalação de equipamentos para orientação à navegação marítima fluvial e lacustre | 2 |
| 4329-1/03 Instalação, manutenção e reparação de elevadores, escadas e esteiras rolantes | 15 |
| 4329-1/04 Montagem e instalação de sistemas e equipamentos de iluminação e sinalização em vias públicas, portos e aeroportos · this one | 13 |
| 4329-1/05 Tratamentos térmicos, acústicos ou de vibração | 12 |
| 4329-1/99 Outras obras de instalações em construções não especificadas anteriormente | 2 |
Close to this: 3299-0/04 · Fabricação de painéis e letreiros luminosos, 38 companies in Teresina (PI).
What activity 4329-1/04 is
- A montagem ou instalação de sistemas de iluminação e sinalização em vias públicas, rodovias, ferrovias, portos e aeroportos
- A iluminação urbana e semáforos
- A iluminação de pistas de decolagem
Frequently asked questions
How many companies have main CNAE 4329-1/04 in Teresina (PI)?
13 active companies have CNAE 4329-1/04 as their main activity in Teresina (PI), 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 Piauí's cities has the most companies in this activity?
Teresina, with 13, 28.3% of the state's companies in this activity.
Why can this total differ from the companies operating in the city?
This scope counts active companies by their head office and registered main activity. A company may operate in the city 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 Teresina (PI).