CNAE 9420-1/00 · Piauí

Activities of trade unions in Piauí

701 active companies are headquartered in Piauí with this CNAE as their main activity. They represent 3.0% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 23,570

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: 701; 3.0% of Brazil's
Of every 100 companies in Piauí: 0.3; do this activity
Among Brazil's federative units: 14th; 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 10

SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE VILA NOVA DO PIAUIVila Nova do Piauí (PI)
SINDICATO DO COMERCIO VAREJISTA DE CARNES FRESCAS DO ESTeresina (PI)
SIND. DOS TRABALHADORES NO COMERCIO E SERVICOS DE PICOSPicos (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE LAGOINHA DO PIAUI - PILagoinha do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE OLHO D'AGUA DO PIAUI-PIOlho D'Água do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS DE PAJEUPajeú do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE COCAL DOS ALVES-PIAUICocal dos Alves (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE ASSUNCAO DO PIAUI - PIAssunção do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE VERA MENDES - PIVera Mendes (PI)
SINDICATO DOS TRABALHADORES RURAIS DE CAJAZEIRAS DO PIACajazeiras do Piauí (PI)
SINDICATO DOS SERVIDORES PUBLICOS DO ESTADO DO PIAUITeresina (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE TANQUE DO PIAUI-PITanque do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE JUAZEIRO DO PIAUI - PIJuazeiro do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS, AGRICULTORES E AGRICULTORAS FAMILIARES DE MILTON BRANDAO-PIMilton Brandão (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE LAGOA DE SAO FRANCISCO - PILagoa de São Francisco (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE BELA VISTA DO PIAUI - PIBela Vista do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS DE BOA HORABoa Hora (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE SUSSUAPARA - PISussuapara (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE SEBASTIAO LEAL-PISebastião Leal (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE SAO FRANCISCO DE ASSIS DO PIAUI - PISão Francisco de Assis do Piauí (PI)
SINDICATO DOS SERVIDORES PUBLICOS MUNICIPAIS DE UNIAOUnião (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE SAO JOAO DA FRONTEIRA - PISão João da Fronteira (PI)
SINDICATO DOS TRABALHADORES RURAIS DE MORRO DO CHAPEU DO PIAUIMorro do Chapéu do Piauí (PI)
SINDICATO DO COMERCIO HOTELEIRO,BARES,RESTAURANTE E SIMILARES DE PARNAIBAParnaíba (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE BATALHA PIAUIBatalha (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE LAGOA DO PIAUILagoa do Piauí (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE PAVUSSU-PIPavussu (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE JOCA MARQUES-PIJoca Marques (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE MORRO CABECA NO TEMPOMorro Cabeça no Tempo (PI)
SINDICATO DOS TRABALHADORES RURAIS AGRICULTORES E AGRICULTORAS FAMILIARES DE BARREIRAS DO PIAUI-PIBarreiras do Piauí (PI)

List limited to 300 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

Piauí0.3
Brazil0.1

In Piauí, the activity weighs 3.6 times 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 23.1% 162
2 Parnaíba 3.4% 24
3 Picos 1.6% 11
4 Campo Maior 1.3% 9
5 Floriano 1.3% 9
6 São Raimundo Nonato 1.0% 7
7 Bom Jesus 0.9% 6
8 Luís Correia 0.9% 6
9 Piripiri 0.9% 6
10 Amarante 0.7% 5

20 more cities

11 Corrente 5
12 José de Freitas 5
13 Luzilândia 5
14 Oeiras 5
15 Pedro II 5
16 Pio IX 5
17 União 5
18 Uruçuí 5
19 Valença do Piauí 5
20 Cocal de Telha 4
21 Água Branca 4
22 Altos 4
23 Barras 4
24 Castelo do Piauí 4
25 Fronteiras 4
26 Guadalupe 4
27 Matias Olímpio 4
28 Miguel Alves 4
29 Paulistana 4
30 Porto 4

Class 9420-1 in Piauí

atividades de organizações sindicais, by subclass

Close to this: 9411-1/00 · Activities of business and employers' organizations, 61 companies in Piauí.

What activity 9420-1/00 is

As atividades das entidades sindicais e associações de trabalhadores assalariados ou profissionais centradas principalmente na representação e defesa de seus interesses trabalhistas

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 9420-1/00 in Piauí?

701 active companies have CNAE 9420-1/00 as their main activity in Piauí, according to the Receita Federal's October 2026 publication. That is 0.3 of every 100 companies there, against 0.1 in Brazil.

Which of Piauí's cities has the most companies in this activity?

Teresina, with 162, 23.1% 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.