CNAE 4312-6/00 · Rio Grande do Sul

Drilling and boring in Rio Grande do Sul

69 active companies are headquartered in Rio Grande do Sul with this CNAE as their main activity. They represent 4.9% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 1,419

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: 69; 4.9% of Brazil's
Of every 100 companies in Rio Grande do Sul: 0.0; do this activity
Among Brazil's federative units: 7th; 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 3

JCDL PERFURACOES E TERRAPLENAGEM LTDANova Prata (RS)
M POLETO SERVICOS LTDACarlos Barbosa (RS)
TERRAPLENAGEM TERRA FIRME SOLUCOES LTDANova Prata (RS)
MARVIN DESMONTE DE ROCHAS LTDANova Prata (RS)
PERFURACON SERVICOS DE FURACAO LTDAPorto Alegre (RS)
AIRTON SONDAGENS LTDATapes (RS)
FONTANA ENGENHARIA LTDAPorto Alegre (RS)
RMB SONDAGENS LTDASão Leopoldo (RS)
SULMAP MAPEAMENTO E MND LTDACanoas (RS)
NITRO DEMOLICAO LTDAPorto Alegre (RS)
PERFECT PERFURACOES LTDACaxias do Sul (RS)
J E L PERFURACOES LTDAPorto Alegre (RS)
FLORIANO SERVICOS AMBIENTAIS LTDASão Borja (RS)
SCAPIN PERFURACOES E DEMOLICAO CONTROLADA LTDACarlos Barbosa (RS)
BEIBI DRILL PERFURACAO DE ROCHA LTDAEstrela (RS)
PEDRO ROBERTO RIBEIRO DE QUADROS LTDATorres (RS)
SERRA GERAL GEOLOGIA APLICADA LTDACaxias do Sul (RS)
BORSA AMBIENTAL GESTAO E GEOLOGIA LTDAPorto Alegre (RS)
BELLO SONDAGENS LTDANova Santa Rita (RS)
M F PERFURACOES LTDACaçapava do Sul (RS)
APPERFURACOES LTDAPelotas (RS)
LUIS O B P DA CUNHA GEOLOGIA LTDAPorto Alegre (RS)
SOLMEC SERVICOS TECNICOS LTDAPorto Alegre (RS)
DOUGLAS BONETTI FUNDACOES E SONDAGENSIbiraiaras (RS)
GERVASIO SCHAEFERPorto Vera Cruz (RS)
MARCIA GEBOWSKIPorto Vera Cruz (RS)
EDERSON ALEXANDRE LOPES TEIXEIRACaçapava do Sul (RS)
EMERSON CAMPOS SUL FUNDACOESGetúlio Vargas (RS)
SIMONE MORAES ROSA SONDAGENSGravataí (RS)
V ROSA LOURENCO DE SOUZA SONDAGENSGravataí (RS)

List limited to 69 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 less than 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 13.0% 9
2 Canoas 8.7% 6
3 Caçapava do Sul 7.2% 5
4 Gravataí 7.2% 5
5 Caxias do Sul 5.8% 4
6 Nova Prata 5.8% 4
7 Pelotas 4.3% 3
8 Torres 4.3% 3
9 Nova Santa Rita 2.9% 2
10 Porto Vera Cruz 2.9% 2

20 more cities

Class 4312-6 in Rio Grande do Sul

perfurações e sondagens, by subclass

Close to this: 7119-7/02 · Geological survey activities, 195 companies in Rio Grande do Sul.

What activity 4312-6/00 is

As sondagens destinadas à construção
As perfurações e furos para investigação do solo e núcleo para fins de construção, com propósitos geofísicos, geológicos e similares

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 4312-6/00 in Rio Grande do Sul?

69 active companies have CNAE 4312-6/00 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 9, 13.0% 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.