CNAE 2631-1/00 · São Paulo (SP)
Fabricação de equipamentos transmissores de comunicação, peças e acessórios in São Paulo (SP)
38 active companies are headquartered in São Paulo (SP) with this CNAE as their main activity. They represent 12.6% of Brazil's active companies with the same main activity.
Source: Receita Federal, CNPJ Open Data · October 2026 publication
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 São Paulo (SP)
- 38
- 12.6% of Brazil's
- Of every 100 companies in São Paulo (SP)
- 0.0
- do this activity
- Among São Paulo's cities
- 1st
- by companies in this activity
Active companies in São Paulo (SP)
More active establishments and higher registered capital first. This order is not a quality assessment or recommendation. · page 1 of 2- STC SISTEMAS E TELECOMUNICACOES LTDASão Paulo (SP)
- BLOCKER TECNOLOGIA DE COMUNICACOES LTDASão Paulo (SP)
- AVOTEL EMPREENDIMENTOS IMOBILIARIOS LTDA.São Paulo (SP)
- CONTROL-PLUS CONTROLES E SISTEMAS LTDASão Paulo (SP)
- NEWTECH ELETRONICA LTDASão Paulo (SP)
- SINTECK SISTEMAS ELETRONICOS LTDASão Paulo (SP)
- MASTERTRACK TECNOLOGIA EM SISTEMAS DE SEGURANCA - LTDA.São Paulo (SP)
- VALHALA ELETRONICOS LTDASão Paulo (SP)
- SEMPRE IOT INDUSTRIA, COMERCIO E SERVICOS DE DISPOSITIVOS ELETRONICOS LTDASão Paulo (SP)
- TECMAPRINT PAINEIS E TECLADOS LTDASão Paulo (SP)
- INCOM TELECOM LTDASão Paulo (SP)
- SINTECK INDUSTRIAL LTDASão Paulo (SP)
- SINTECK RF BROADCASTING LTDASão Paulo (SP)
- RSSX TECNOLOGIA ELETRONICA LTDASão Paulo (SP)
- AVIONICS NETWORKS BRASIL TECNOLOGIA LTDASão Paulo (SP)
- ZEEBOW POWER ELECTRONICS LTDASão Paulo (SP)
- VALDIR CARNELOSSA, ANTEMOLD, COMERCIO E INDUSTRIA LTDASão Paulo (SP)
- NEWBASS INDUSTRIA E COMERCIO DE ALTO-FALANTES LTDASão Paulo (SP)
- STARCONNECTX GLOBAL TECHNOLOGY & AI LTDASão Paulo (SP)
- MGA PRO AUDIO LTDASão Paulo (SP)
- SINTECK COMERCIO LTDASão Paulo (SP)
- PROJETEC TELECOMUNICACOES E INFORMATICA LTDASão Paulo (SP)
- ANTELECOM INDUSTRIA E COMERCIO DE ANTENAS LTDASão Paulo (SP)
- MARVEREDU INDUSTRIA E COMERCIO DE PECAS P TELEFONIA LTDSão Paulo (SP)
- NANOCOMM INDUSTRIA E COMERCIO DO BRASIL LTDASão Paulo (SP)
- DENAT ANTENAS INDUSTRIA E COMERCIO LTDASão Paulo (SP)
- SHT TELEMETRIA DO BRASIL LTDASão Paulo (SP)
- AURUM INDUSTRIA DE EQUIPAMENTOS ELETRONICOS LTDASão Paulo (SP)
- M.A. INDUSTRIA E COMERCIO DE EQUIPAMENTOS DE SEGURANCA ELETRONICA E TELEFONIA LTDASão Paulo (SP)
- WIFIMAXX DESENVOLVIMENTO E SOLUCOES EM PLATAFORMAS DIGITAIS LTDASão Paulo (SP)
List limited to 38 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
- São Paulo (SP)0.0
- São Paulo0.0
- Brazil0.0
In São Paulo (SP), the activity weighs 1.3 times what it does in Brazil.
São Paulo's cities with the most companies in this activity
active companies and each city's share of the state
- 1 São Paulo 38.8% 38
- 2 Campinas 5.1% 5
- 3 São Bernardo do Campo 5.1% 5
- 4 Salto 4.1% 4
- 5 São José dos Campos 4.1% 4
- 6 Franca 2.0% 2
- 7 Guarulhos 2.0% 2
- 8 Piracicaba 2.0% 2
- 9 Ribeirão Preto 2.0% 2
- 10 Santana de Parnaíba 2.0% 2
20 more cities
- 11 Santo Anastácio 2
- 12 Sorocaba 2
- 13 Sumaré 2
- 14 Valinhos 2
- 15 Hortolândia 1
- 16 Aguaí 1
- 17 Artur Nogueira 1
- 18 Atibaia 1
- 19 Barretos 1
- 20 Cotia 1
- 21 Diadema 1
- 22 Ferraz de Vasconcelos 1
- 23 Guararema 1
- 24 Indaiatuba 1
- 25 Itirapina 1
- 26 Jales 1
- 27 Limeira 1
- 28 Mairiporã 1
- 29 Monte Mor 1
- 30 Osasco 1
Class 2631-1 in São Paulo (SP)
fabricação de equipamentos transmissores de comunicação, by subclassClose to this: 9512-6/00 · Reparação e manutenção de equipamentos de comunicação, 4,917 companies in São Paulo (SP).
What activity 2631-1/00 is
- A fabricação de equipamentos transmissores de rádio e televisão
- A fabricação de equipamentos de radiodifusão, inclusive câmeras de televisão, circuitos fechados de televisão, etc.
- A fabricação de equipamentos para estações telefônicas (centrais telefônicas, mesas comutadoras, ramais de mesas telefônicas, etc.)
Frequently asked questions
How many companies have main CNAE 2631-1/00 in São Paulo (SP)?
38 active companies have CNAE 2631-1/00 as their main activity in São Paulo (SP), 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 São Paulo's cities has the most companies in this activity?
São Paulo, with 38, 38.8% 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 São Paulo (SP).