CNAE 2511-0/00 · Piauí

Manufacture of structural metal products in Piauí

62 active companies are headquartered in Piauí with this CNAE as their main activity. They represent 0.9% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 6,946

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 Piauí: 62; 0.9% of Brazil's
Of every 100 companies in Piauí: 0.0; do this activity
Among Brazil's federative units: 18th; by companies in this activity

Active companies in Piauí

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 2 of 3

GABRIEL PORTO DA SILVA LTDABom Jesus (PI)
METALURGICA SO GALPAO LTDAParnaíba (PI)
METALCAN METALUGICA CANTALICE IND E COM LTDATeresina (PI)
ISMAEL L DE OLIVEIRA LTDATeresina (PI)
ENGINCOM- INDUSTRIA E COMERCIO LTDATeresina (PI)
METALMAX INDUSTRIA E COMERCIO LTDATeresina (PI)
FRANCISCO DE AMORIM CAVALEIROEsperantina (PI)
MYKAEL DE SOUSA SILVATeresina (PI)
SILMARA SUELY SILVA SOUSA METAISTeresina (PI)
F E LIMAUnião (PI)
F W DE SOUSA ESTRUTURAS E CONSTRUCOESNazária (PI)
M DO SOCORRO FERREIRA DA SILVAJosé de Freitas (PI)
ANTONIO CARLOS JUNIORFronteiras (PI)
J. A. B. DOS SANTOS MATERIAIS DE CONSTRUCAOPicos (PI)
DOMINGOS CORREIA DA SILVAFlores do Piauí (PI)
LITELTON DE NEGREIROS BRAGATeresina (PI)
G B COUTINHO CORREIAMiguel Alves (PI)
E. ALVES DA CUNHADom Expedito Lopes (PI)
DELAMAR COSTA TORRESUruçuí (PI)
FRANCISCO DAS C. C. LINHARES FILHOTeresina (PI)
JOSELIO AGUIAR DA SILVAMorro do Chapéu do Piauí (PI)
A A DE S MARQUES METALURGICATeresina (PI)
ESTEVAO DE OLIVEIRA LOPES NETOOeiras (PI)
LOURIVAL MANOEL DO NASCIMENTOOeiras (PI)
M. DE SOUSA SALESBoqueirão do Piauí (PI)
SAMUEL P SILVATeresina (PI)
N C REISTeresina (PI)
MARIA DOS RAMOS DE BRITOJaicós (PI)
C M PASSOS METALURGICATeresina (PI)
JOSE ELMIR DIAS DE NEGREIROSSão Raimundo Nonato (PI)

List limited to 62 companies, 30 per page. Looking for a specific company? Search by name or CNPJ.

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

Piauí0.0
Brazil0.0

In Piauí, 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 46.8% 29
2 Floriano 4.8% 3
3 Oeiras 4.8% 3
4 Água Branca 3.2% 2
5 Altos 3.2% 2
6 Parnaíba 3.2% 2
7 Uruçuí 3.2% 2
8 Boqueirão do Piauí 1.6% 1
9 Morro do Chapéu do Piauí 1.6% 1
10 Sussuapara 1.6% 1

16 more cities

Class 2511-0 in Piauí

fabricação de estruturas metálicas, by subclass

Close to this: 2599-3/01 · Fabrication of metal reinforcement for construction, 84 companies in Piauí.

What activity 2511-0/00 is

A fabricação de estruturas metálicas para edifícios, galpões, silos, pontes, viadutos e outras construções semelhantes
A fabricação de estruturas metálicas para torres de transmissão de energia elétrica, para antenas transmissoras de comunicação e para extração de petróleo, etc.
A fabricação de andaimes tubulares

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 2511-0/00 in Piauí?

62 active companies have CNAE 2511-0/00 as their main activity in Piauí, 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 29, 46.8% 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 Piauí.