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CNAE 4399-1/03 · Altos (PI)

Obras de alvenaria in Altos (PI)

35 active companies are headquartered in Altos (PI) with this CNAE as their main activity. They represent less than 0.1% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 614,649 · Piauí 2,137

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 Altos (PI)
35
less than 0.1% of Brazil's
Of every 100 companies in Altos (PI)
1.4
do this activity
Among Piauí's cities
5th
by companies in this activity

Active companies in Altos (PI)

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2

List limited to 35 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 much the activity weighs

of every 100 active companies, how many do this activity

  1. Altos (PI)1.4
  2. Piauí1.0
  3. Brazil2.3

In Altos (PI), the activity weighs less than in Brazil.

Piauí's cities with the most companies in this activity

active companies and each city's share of the state

  1. 1 Teresina 43.5% 929
  2. 2 Parnaíba 5.4% 116
  3. 3 Picos 3.8% 81
  4. 4 Floriano 3.7% 80
  5. 5 Altos 1.6% 35
  6. 6 Campo Maior 1.6% 34
  7. 7 José de Freitas 1.5% 33
  8. 8 Oeiras 1.5% 33
  9. 9 Valença do Piauí 1.4% 30
  10. 10 Piripiri 1.3% 28
20 more cities
  1. 11 São Raimundo Nonato 28
  2. 12 Corrente 26
  3. 13 União 25
  4. 14 Esperantina 24
  5. 15 Uruçuí 19
  6. 16 Bom Jesus 18
  7. 17 Luís Correia 17
  8. 18 Pedro II 17
  9. 19 Barras 16
  10. 20 Piracuruca 16
  11. 21 Amarante 14
  12. 22 Batalha 14
  13. 23 Castelo do Piauí 14
  14. 24 Jaicós 14
  15. 25 Demerval Lobão 12
  16. 26 Monsenhor Gil 12
  17. 27 Paulistana 12
  18. 28 Cocal 11
  19. 29 Juazeiro do Piauí 10
  20. 30 Água Branca 10

Class 4399-1 in Altos (PI)

serviços especializados para construção não especificados anteriormente, by subclass
SubclassActive
4399-1/01 Administração de obras0
4399-1/02 Montagem e desmontagem de andaimes e outras estruturas temporárias0
4399-1/03 Obras de alvenaria · this one35
4399-1/04 Serviços de operação e fornecimento de equipamentos para transporte e elevação de cargas e pessoas para uso em obras0
4399-1/05 Perfuração e construção de poços de água2
4399-1/99 Serviços especializados para construção não especificados anteriormente0

Close to this: 4330-4/99 · Outras obras de acabamento da construção, 6 companies in Altos (PI).

What activity 4399-1/03 is

  • As obras de alvenaria

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4399-1/03 in Altos (PI)?

35 active companies have CNAE 4399-1/03 as their main activity in Altos (PI), according to the Receita Federal's October 2026 publication. That is 1.4 of every 100 companies there, against 2.3 in Brazil.

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

Teresina, with 929, 43.5% 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 Altos (PI).