CNAE 4212-0/00 · Rio Grande do Sul

Construction of bridges, viaducts and tunnels (special engineering structures) in Rio Grande do Sul

59 active companies are headquartered in Rio Grande do Sul with this CNAE as their main activity. They represent 5.9% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 1,006

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 Rio Grande do Sul: 59; 5.9% of Brazil's
Of every 100 companies in Rio Grande do Sul: 0.0; do this activity
Among Brazil's federative units: 8th; by companies in this activity

Active companies in Rio Grande do Sul

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

CARLOS EDUARDO DA SILVA FERREIRA BRAGA LTDAPorto Alegre (RS)
ISMAEL BARBOSA PAULINO LTDAGravataí (RS)
TB-TRANSTERRA-TAZAY-TORQUEPorto Alegre (RS)
CONSORCIO PELOTENSE/CIDADEPelotas (RS)
CONSORCIO NOVO ACREPorto Alegre (RS)
CONSORCIO GRANDE PORTO ALEGREPelotas (RS)
CONSORCIO DA FLORESTAPorto Alegre (RS)
CONSORCIO M. MARTINS - CIDADEAgudo (RS)
CONSORCIO NOVA BENTOPorto Alegre (RS)
CONSORCIO FARRAPOSEstrela (RS)
CONSORCIO PCSPelotas (RS)
CONSORCIO CIDADE/GEOTTECPorto Alegre (RS)
CONSORCIO CIDADE/GEOTTEC PASSARELA BR-116Porto Alegre (RS)
CONSORCIO TRADICAOPorto Alegre (RS)
CONSORCIO CIDADE ENECONPorto Alegre (RS)
CONSORCIO CIDADE/PAULITECPorto Alegre (RS)
CONSORCIO NOVA CONEXAOPorto Alegre (RS)
CONSORCIO CONSTRUTOR VIASULSoledade (RS)
CONSORCIO DWEPTPorto Alegre (RS)
CONSORCIO CIDADE - PLANATERRA - UNICAPorto Alegre (RS)
CONSORCIO DWESTAQPorto Alegre (RS)
CONSORCIO NOVO VALEPorto Alegre (RS)
CONSORCIO SAO GONCALOSant'Ana do Livramento (RS)
CONSORCIO PONTE GUAIBAPorto Alegre (RS)
CONSORCIO CGJB RIO GUAPORELajeado (RS)
JULIANO DA ROSA RODRIGUES SERVICOS DE ENGENHARIAEldorado do Sul (RS)
RONI CAPA VERDE GARCIASão José do Norte (RS)
CHARLENE LEMOS DOS SANTOSSão José do Norte (RS)
PAULO REGINALDO RODRIGUES DA SILVACanoas (RS)

List limited to 59 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

Rio Grande do Sul0.0
Brazil0.0

In Rio Grande do Sul, the activity weighs what it does in Brazil.

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

active companies and each city's share of the state

1 Porto Alegre 40.7% 24
2 Palmeira das Missões 8.5% 5
3 Canoas 5.1% 3
4 Lajeado 5.1% 3
5 Pelotas 5.1% 3
6 Coronel Bicaco 3.4% 2
7 São José do Norte 3.4% 2
8 Caraá 1.7% 1
9 Fazenda Vilanova 1.7% 1
10 Marques de Souza 1.7% 1

14 more cities

Class 4212-0 in Rio Grande do Sul

construção de obras de arte especiais, by subclass

Close to this: 7112-0/00 · Engineering services, 9,571 companies in Rio Grande do Sul.

What activity 4212-0/00 is

A construção e recuperação de pontes, viadutos, elevados, passarelas, etc.
A construção de túneis (urbanos, em rodovias, ferrovias, metropolitanos)

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4212-0/00 in Rio Grande do Sul?

59 active companies have CNAE 4212-0/00 as their main activity in Rio Grande do Sul, 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 Rio Grande do Sul's cities has the most companies in this activity?

Porto Alegre, with 24, 40.7% 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 Rio Grande do Sul.