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CNAE 4399-1/03 · Mossoró (RN)

Obras de alvenaria in Mossoró (RN)

277 active companies are headquartered in Mossoró (RN) 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 · Rio Grande do Norte 4,055

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 Mossoró (RN)
277
less than 0.1% of Brazil's
Of every 100 companies in Mossoró (RN)
1.0
do this activity
Among Rio Grande do Norte's cities
3rd
by companies in this activity

Active companies in Mossoró (RN)

More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 10

List limited to 277 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. Mossoró (RN)1.0
  2. Rio Grande do Norte1.4
  3. Brazil2.3

In Mossoró (RN), the activity weighs less than in Brazil.

Rio Grande do Norte's cities with the most companies in this activity

active companies and each city's share of the state

  1. 1 Natal 29.0% 1,174
  2. 2 Parnamirim 10.1% 409
  3. 3 Mossoró 6.8% 277
  4. 4 São Gonçalo do Amarante 5.1% 206
  5. 5 Currais Novos 3.5% 141
  6. 6 Extremoz 3.1% 127
  7. 7 Macaíba 2.7% 109
  8. 8 Ceará-Mirim 1.9% 76
  9. 9 São José de Mipibu 1.7% 70
  10. 10 Jucurutu 1.6% 66
20 more cities
  1. 11 Caicó 56
  2. 12 Parelhas 55
  3. 13 Goianinha 53
  4. 14 Assú 46
  5. 15 Santa Cruz 43
  6. 16 Nísia Floresta 42
  7. 17 Jardim do Seridó 38
  8. 18 Acari 32
  9. 19 Canguaretama 31
  10. 20 Macau 31
  11. 21 Nova Cruz 29
  12. 22 Tibau do Sul 29
  13. 23 Timbaúba dos Batistas 29
  14. 24 Touros 26
  15. 25 João Câmara 24
  16. 26 Tibau 21
  17. 27 Pau dos Ferros 21
  18. 28 Areia Branca 20
  19. 29 Cruzeta 20
  20. 30 Lagoa Nova 20

Class 4399-1 in Mossoró (RN)

serviços especializados para construção não especificados anteriormente, by subclass

Close to this: 4330-4/99 · Outras obras de acabamento da construção, 26 companies in Mossoró (RN).

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 Mossoró (RN)?

277 active companies have CNAE 4399-1/03 as their main activity in Mossoró (RN), according to the Receita Federal's October 2026 publication. That is 1.0 of every 100 companies there, against 2.3 in Brazil.

Which of Rio Grande do Norte's cities has the most companies in this activity?

Natal, with 1,174, 29.0% 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 Mossoró (RN).