CNAE 8640-2/02 · Maranhão

Laboratórios clínicos in Maranhão

435 active companies are headquartered in Maranhão with this CNAE as their main activity. They represent 3.1% of Brazil's active companies with the same main activity.

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

The same activity in Brazil 13,924

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 Maranhão: 435; 3.1% of Brazil's
Of every 100 companies in Maranhão: 0.1; do this activity
Among Brazil's federative units: 12th; by companies in this activity

Active companies in Maranhão

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

LABORATORIO CEDRO LTDASão Luís (MA)
LACMAR - LABORATORIO DE ANALISES CLINICAS DO MARANHAO LTDASão Luís (MA)
GEMMA GALGANI LTDA - EM RECUPERACAO JUDICIALSão Luís (MA)
CENTROLAB - CENTRO LABORATORIAL DE ANALISES CLINICAS LTDASão Luís (MA)
LABORATORIO BOM PASTOR LTDABacabal (MA)
DIAGNOSTICOS SANTO ANDRE LTDA.São Luís (MA)
NATANAEL L EVANGELISTA LTDASão Luís (MA)
BIOMED CLINICA DE ANALISES LTDACoroatá (MA)
TOTALLAB SERVICOS LTDASão Luís (MA)
LABORATORIO DE MEDICINA PREVENTIVA LTDAEstreito (MA)
BIO LABORATORIO DE ANALISES CLINICAS LTDABarra do Corda (MA)
LABORATORIO GALDEZ LTDAPinheiro (MA)
NOVOLAB LABORATORIOS LTDASão Luís (MA)
TRILAB ANALISES CLINICAS LTDASão José de Ribamar (MA)
LABORATORIO CLINICA PAULO OLIVEIRA LTDASão Bernardo (MA)
CEPAC - CENTRO DE PATOLOGIA PADRE ANGELO LTDA.Balsas (MA)
ALCA LABORATORIO DE ANALISES CLINICAS LTDAImperatriz (MA)
RAD EMPREENDIMENTOS EM SAUDE LTDACodó (MA)
MULTILAB EXAMES LABORATORIAIS E IMAGENS LTDAPastos Bons (MA)
LABORATORIO ALIANCA L.P. LTDALago da Pedra (MA)
CENTRO CITOLOGICO DE IMPERATRIZ LTDAImperatriz (MA)
LABORATORIO JETRO LTDASão Luís (MA)
LABORATORIO DE ANALISES CLINICAS SANTA LUZIA LTDAPoção de Pedras (MA)
FPF MEDICINA DIAGNOSTICA LTDAAçailândia (MA)
ANALISA LABORATORIO E CLINICA LTDAItapecuru Mirim (MA)
LABORATORIO MULTIVIDAS LTDASão Luís (MA)
A. M. FERREIRA NETO & CIA. LTDA.Barra do Corda (MA)
LABORATORIO SOL NASCENTE LTDASão Luís (MA)
HULK CENTER SAUDE E HOSPEDAGEM LTDABarreirinhas (MA)
LABORATORIO ALFA LTDASão Luís (MA)

List limited to 300 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

Maranhão0.1
Brazil0.1

In Maranhão, the activity weighs 2.4 times what it does in Brazil.

Maranhão's cities with the most companies in this activity

active companies and each city's share of the state

1 São Luís 11.7% 51
2 Imperatriz 6.7% 29
3 Balsas 4.4% 19
4 Presidente Dutra 3.0% 13
5 Caxias 2.8% 12
6 Santa Inês 2.8% 12
7 Bacabal 2.3% 10
8 Barra do Corda 2.1% 9
9 Colinas 2.1% 9
10 Pedreiras 2.1% 9

20 more cities

Class 8640-2 in Maranhão

atividades de serviços de complementação diagnóstica e terapêutica, by subclass

Subclass	Active
8640-2/01 Laboratórios de anatomia patológica e citológica	35
8640-2/02 Laboratórios clínicos · this one	435
8640-2/03 Serviços de diálise e nefrologia	45
8640-2/04 Serviços de tomografia	45
8640-2/05 Serviços de diagnóstico por imagem com uso de radiação ionizante, exceto tomografia	198
8640-2/06 Serviços de ressonância magnética	11
8640-2/07 Serviços de diagnóstico por imagem sem uso de radiação ionizante, exceto ressonância magnética	93
8640-2/08 Serviços de diagnóstico por registro gráfico - ecg, eeg e outros exames análogos	16
8640-2/09 Serviços de diagnóstico por métodos ópticos - endoscopia e outros exames análogos	13
8640-2/10 Serviços de quimioterapia	6
8640-2/11 Serviços de radioterapia	2
8640-2/12 Serviços de hemoterapia	3
8640-2/13 Serviços de litotripcia	0
8640-2/14 Serviços de bancos de células e tecidos humanos	0
8640-2/99 Atividades de serviços de complementação diagnóstica e terapêutica não especificadas anteriormente	43

Close to this: 8640-2/01 · Laboratórios de anatomia patológica e citológica, 35 companies in Maranhão.

What activity 8640-2/02 is

As atividades dos laboratórios de análises clínicas
As atividades dos laboratórios de biologia molecular
Os postos de coleta laboratorial

See everything this activity covers

Frequently asked questions

How many companies have main CNAE 8640-2/02 in Maranhão?

435 active companies have CNAE 8640-2/02 as their main activity in Maranhão, according to the Receita Federal's October 2026 publication. That is 0.1 of every 100 companies there, against 0.1 in Brazil.

Which of Maranhão's cities has the most companies in this activity?

São Luís, with 51, 11.7% 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 Maranhão.