CNAE 2521-7/00 · Rio Grande do Sul

Fabricação de tanques, reservatórios metálicos e caldeiras para aquecimento central in Rio Grande do Sul

76 active companies are headquartered in Rio Grande do Sul with this CNAE as their main activity. They represent 11.7% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 649

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: 76; 11.7% of Brazil's
Of every 100 companies in Rio Grande do Sul: 0.0; do this activity
Among Brazil's federative units: 2nd; 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 1 of 3

IDESOL INDUSTRIA E COM DE EQUIPAMENTOS SOLARES LTDAPorto Alegre (RS)
GMA INDUSTRIA, COMERCIO E SERVICO DE MAQUINAS E EQUIPAMENTOS LTDACampo Bom (RS)
AGRIMETAL - INDUSTRIA DE TANQUES METALICOS LTDAIjuí (RS)
RENTANK INDUSTRIAL LTDA EM LIQUIDACAO EM LIQUIDACAOAlvorada (RS)
THEODOSIO RANDON TANQUES E EQUIPAMENTOS INDUSTRIAS LTDACaxias do Sul (RS)
SOMAR INDUSTRIA METALURGICA LTDAMarau (RS)
ARAUTERM EQUIPAMENTOS TERMO METALURGICOS LTDACachoeirinha (RS)
EHBSA - BR FABRICACAO DE TANQUES E SILOS RODOVIARIOS LTDAVenâncio Aires (RS)
TECNOINOX INDUSTRIA METALURGICA LTDASanta Rosa (RS)
HYDRO QUALY INDUSTRIA METALURGICA LTDACaxias do Sul (RS)
P. ALEXANDER DA SILVA LTDAPorto Alegre (RS)
QUEIMCAL INDUSTRIA DE QUEIMADORES E CALDEIRAS LTDAPorto Alegre (RS)
LAZARETT INDUSTRIA DE EQUIPAMENTOS EM ACO INOX LTDAGaribaldi (RS)
FLAZA METALURGICA LTDABento Gonçalves (RS)
ERNESTO V A DA SILVA LTDAPasso Fundo (RS)
METALURGICA DEFACCH LTDABento Gonçalves (RS)
TECNOUSI - COMERCIO DE MAQUINAS E EQUIPAMENTOS LTDACampo Bom (RS)
PRO TANQUE COMERCIO E TRANSPORTE LTDANova Santa Rita (RS)
HAUBERT INDUSTRIA E COMERCIO DE EQUIPAMENTOS EM INOX LTDASanto Cristo (RS)
OXISUL - INDUSTRIA E COMERCIO DE FERROS LTDACachoeirinha (RS)
INOTECH INDUSTRIA METALURGICA LTDABento Gonçalves (RS)
MAPAN EQUIPAMENTOS EM ACO E INOX LTDAFarroupilha (RS)
KINOX EQUIPAMENTOS EM ACO INOX LTDAGaribaldi (RS)
MXM INDUSTRIA DE TONEIS LTDAFlores da Cunha (RS)
APLICACOES METALICAS SERVITEC LTDANova Santa Rita (RS)
VALLE MONTAGENS INDUSTRIAIS LTDAErechim (RS)
SYNERGY MONTAGEM E CLIMATIZACAO LTDATeutônia (RS)
BK INDUSTRIA E COMERCIO DE EQUIPAMENTOS LTDAColinas (RS)
TENDENZA EQUIPAMENTOS EM ACO INOX LTDACarlos Barbosa (RS)
DIFERENCIAL INOX - INDUSTRIA METALURGICA LTDANova Santa Rita (RS)

List limited to 76 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 1.9 times 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 Bento Gonçalves 10.5% 8
2 Garibaldi 10.5% 8
3 Porto Alegre 7.9% 6
4 Caxias do Sul 6.6% 5
5 Nova Santa Rita 5.3% 4
6 Flores da Cunha 5.3% 4
7 Cachoeirinha 3.9% 3
8 Santo Cristo 3.9% 3
9 Campo Bom 2.6% 2
10 Canoas 2.6% 2

20 more cities

11 Farroupilha 2
12 Guarani das Missões 2
13 Passo Fundo 2
14 Pelotas 2
15 Santa Rosa 2
16 Taquari 2
17 Teutônia 2
18 Colinas 1
19 Alvorada 1
20 Carlos Barbosa 1
21 Erechim 1
22 Esteio 1
23 Estrela 1
24 Gravataí 1
25 Guaporé 1
26 Ijuí 1
27 Marau 1
28 Novo Hamburgo 1
29 Santo Ângelo 1
30 São Sebastião do Caí 1

Class 2521-7 in Rio Grande do Sul

fabricação de tanques, reservatórios metálicos e caldeiras para aquecimento central, by subclass

Close to this: 3321-0/00 · Instalação de máquinas e equipamentos industriais, 4,338 companies in Rio Grande do Sul.

What activity 2521-7/00 is

A fabricação de tanques e reservatórios para combustíveis, lubrificantes, gás comprimido e gás liqüefeito, etc.
A fabricação de tanques e reservatórios cilíndricos, de teto fixo, flutuantes, etc., para armazenamento e processamento de materiais
A fabricação de recipientes metálicos para gases comprimidos e liqüefeitos, de qualquer capacidade

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 2521-7/00 in Rio Grande do Sul?

76 active companies have CNAE 2521-7/00 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?

Bento Gonçalves, with 8, 10.5% 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.