Company lists · Data refreshed September 2026

Top 25 Calibration service providers based in Brazil

Name: Calibration service providers based in Brazil
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 399 companies tracked

RevenueBase identified 399 calibration service providers headquartered in Brazil as of September 2026 and tracks 4,682 professional contacts across them, including 280 with verified work emails. Sao Paulo is the largest hub.

This list covers calibration service providers headquartered in Brazil, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

399Companies

4,682Contacts tracked

280Verified emails

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The 25 largest calibration service providers based in Brazil

Ranked by team size

Top 25 of 399 calibration service providers based in Brazil, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to calibration service providers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	3c Services S A	Indirect evidence	São Gonçalo, BrazilHQ checked Sep 19, 2026	1,001-5,000	695 contacts →
	Indirect evidence “Há 15 anos calibrando o Brasil com mais de 12 mil equipamentos calibrados em nosso portfólio e mais de 20 anos de experiência no mercado de energia elétrica atuando com…” Source: RevenueBase Database · checked Sep 19, 2026
2	Labelo Specialized Laboratories For Conformity Assessment	Indirect evidence	Porto Alegre, BrazilHQ checked Sep 19, 2026	51-200	139 contacts →
	Indirect evidence “LABELO is the complex of Specialized Laboratories in Electro-Electronics of PUCRS.” Source: RevenueBase Database · checked Sep 19, 2026
3	Mitutoyo SUL Americana	Indirect evidence	Jundiaí, BrazilHQ checked Sep 19, 2026	51-200	103 contacts →
	Indirect evidence “A Mitutoyo é uma empresa de instrumentos e equipamentos de medição com alta tecnologia de exatidão.” Source: RevenueBase Database · checked Sep 19, 2026
4	Megasteam Instrumentação & Mecânica Ltda	Indirect evidence	Porto Alegre, BrazilHQ checked Sep 19, 2026	51-200	98 contacts →
	Indirect evidence “Megasteam empresa de prestação de serviços fundada em 1992 e tem como principais atividades: Instrumentação Calibração de válvulas e instrumentos; Recepção, testes e preservação…” Source: RevenueBase Database · checked Sep 19, 2026
5	Shimmer Inspection	Indirect evidence	Campos Dos Goytacazes, BrazilHQ checked Sep 19, 2026	51-200	94 contacts →
	Indirect evidence “Somos uma empresa certificada pela ISO 9001:2015 e acreditada pelo INMETRO [RBC] com LABORATÓRIOS (permanentes e móveis) DE CALIBRAÇÃO & ENSAIO para atendimento em nossas…” Source: RevenueBase Database · checked Sep 19, 2026
6	Rioflow	Indirect evidence	Macaé, BrazilHQ checked Sep 19, 2026	51-200	92 contacts →
	Indirect evidence “A RioFlow é o maior complexo de calibração de vazão da América Latina, dedicado a fornecer serviços de qualidade excepcional para a indústria de Óleo & Gás.” Source: RevenueBase Database · checked Sep 19, 2026
7	Allmedhosp	Indirect evidence	Salvador, BrazilHQ checked Sep 19, 2026	11-50	64 contacts →
	Indirect evidence “Estabelecemos um novo conceito de engenharia clínica com assistência técnica e calibração para os setores hospitalares, laboratoriais, com a descentralização técnica na…” Source: RevenueBase Database · checked Sep 19, 2026
8	LRM Group	Indirect evidence	São Paulo, BrazilHQ checked Sep 19, 2026	51-200	57 contacts →
	Indirect evidence “Desde 2008 no mercado, somos especialistas em calibração, manutenção preventiva e corretiva, teste de segurança elétrica e qualificação térmica.” Source: RevenueBase Database · checked Sep 19, 2026
9	Aferitec Metrologia	Indirect evidence	Piracicaba, BrazilHQ checked Sep 19, 2026	51-200	56 contacts →
	Indirect evidence “A Aferitec está no mercado de calibração e ensaio desde 1994.” Source: RevenueBase Database · checked Sep 19, 2026
10	Metroquality Metrologia	Indirect evidence	Canoas, BrazilHQ checked Sep 19, 2026	11-50	46 contacts →
	Indirect evidence “A Metroquality é uma empresa especializada nas áreas de Metrologia e Ensaios, atuando desde novembro de 1996.” Source: RevenueBase Database · checked Sep 19, 2026
11	Cetec Equipamentos Para Laboratório Ltda	Indirect evidence	Ribeirão Preto, BrazilHQ checked Sep 19, 2026	11-50	43 contacts →
	Indirect evidence “A Cetec Equipamentos é uma empresa localizada em Ribeirão Preto, interior de São Paulo, que atua na venda, manutenção e calibração de equipamentos para laboratório nos padrões de…” Source: RevenueBase Database · checked Sep 19, 2026
12	Neomatic	Indirect evidence	Mairinque, BrazilHQ checked Sep 19, 2026	51-200	39 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026
13	Send Metrologia & Engenharia	Indirect evidence	Vitória, BrazilHQ checked Sep 19, 2026	51-200	37 contacts →
	Indirect evidence “Na Send Metrologia, estamos comprometidos em fornecer serviços de Engenharia, Calibração e Ensaios de instrumentos, com excelência e precisão incomparáveis.” Source: RevenueBase Database · checked Sep 19, 2026
14	LTL Serviços E Comércio DE Equipamentos Farmacêuticos E Hospitalares	Indirect evidence	Guarulhos, BrazilHQ checked Sep 19, 2026	11-50	34 contacts →
	Indirect evidence “Especializada há mais de 20 anos na prestação de serviços de Qualificação e Calibração de Equipamentos.” Source: RevenueBase Database · checked Sep 19, 2026
15	Chrompack Instrumentos	Indirect evidence	São Paulo, BrazilHQ checked Sep 19, 2026	11-50	33 contacts →
	Indirect evidence “Fundada em 11/01/1996 com a finalidade única e exclusiva de se realizar a manutenção em instrumentos de medição destinados à segurança e higiene do trabalho a CHROMPACK sempre…” Source: RevenueBase Database · checked Sep 19, 2026
16	Evagon Gestão Analítica	Strong evidence	Jundiaí, BrazilHQ checked Sep 19, 2026	11-50	27 contacts →
	Strong evidence “The Evagon Gestão Analítica provide calibration and maintanance services” Source: RevenueBase Database · checked Sep 19, 2026
17	RG Soluções	Indirect evidence	Guarulhos, BrazilHQ checked Sep 19, 2026	11-50	27 contacts →
	Indirect evidence “Empresa especializada em instrumentos de Medição das áreas de Telecom, Eletrônica e Eletroeletrônica.” Source: RevenueBase Database · checked Sep 19, 2026
18	ER Analítica	Indirect evidence	Várzea Paulista, BrazilHQ checked Sep 19, 2026	11-50	27 contacts →
	Indirect evidence “Há mais de uma década no mercado, a ER Analítica atua em todo o território nacional, oferecendo serviços de calibração e manutenção de equipamentos para empresas de diferentes…” Source: RevenueBase Database · checked Sep 19, 2026
19	Master Calibrações	Indirect evidence	Curitiba, BrazilHQ checked Sep 19, 2026	11-50	24 contacts →
	Indirect evidence “Somos a única Assistência Técnica autorizada Motomco e Permissionária Inmetro para reparos de Medidores de Umidade de Grãos.” Source: RevenueBase Database · checked Sep 19, 2026
20	Technoflow	Indirect evidence	São Bernardo Do Campo, BrazilHQ checked Sep 19, 2026	11-50	22 contacts →
	Indirect evidence “A Technoflow é especialista em manutenção e calibração de instrumentos de vazão, atuando em todo o Brasil desde 2007 com agilidade e eficiência.” Source: RevenueBase Database · checked Sep 19, 2026
21	Qualitec	Indirect evidence	Guarulhos, BrazilHQ checked Sep 19, 2026	11-50	19 contacts →
	Indirect evidence “A Qualitec atua na área de prestação de serviços de Qualificação Térmica e Calibração de Equipamentos.” Source: RevenueBase Database · checked Sep 19, 2026
22	Instrucamp	Indirect evidence	Campinas / São Paulo, BrazilHQ checked Sep 19, 2026	11-50	18 contacts →
	Indirect evidence “Fundada em março de 1997, a Instrucamp tem como objetivo principal oferecer a seus clientes suporte comercial e técnico de qualidade em instrumentos de medição industrial e…” Source: RevenueBase Database · checked Sep 19, 2026
23	Surgical Tecnologia	Indirect evidence	Belo Horizonte, BrazilHQ checked Sep 19, 2026	11-50	15 contacts →
	Indirect evidence “A Surgical Tecnologia é um laboratório especializado em calibração, manutenção preventiva e corretiva, locação de equipamentos médico-hospitalares e testes de segurança elétrica…” Source: RevenueBase Database · checked Sep 19, 2026
24	Extralab Brasil	Indirect evidence	Itatiba, BrazilHQ checked Sep 19, 2026	11-50	14 contacts →
	Indirect evidence “A Extralab Brasil, fundada em 2001, é líder em análises físicas e sensoriais no Brasil, oferecendo equipamentos de instrumentação científica e serviços de manutenção, calibração e…” Source: RevenueBase Database · checked Sep 19, 2026
25	M&m Instrumentação	Indirect evidence	Maracanau, BrazilHQ checked Sep 19, 2026	11-50	14 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: calibration service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names calibration service providers.
Partial evidence: Its own public description names part of calibration service providers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name calibration service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 399 calibration service providers based in Brazil

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Calibration service providers based in Brazil at a glance

As of Sep 19, 2026

6.0%Verified-email coverage

11.7Average contacts per company

1-10Median size (employees)

19.5%Largest-city concentration · Sao Paulo

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

204

11-50

159

51-200

201-500

1,001-5,000

Email recency for this list is measured worldwide rather than for Brazil, so it is reported there. Company counts and contact totals on this page are exact for Brazil, over 399 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among calibration service providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Brazil whose own description of what they do matches “calibration service providers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names calibration service providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among calibration service providers, and records with no verified work email. Companies headquartered outside Brazil are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 280 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Calibration service providers by metro

Calibration service providers in Sao Paulo78

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names calibration service providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many calibration service providers are there based in Brazil?

RevenueBase identified 399 calibration service providers headquartered in Brazil as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

3c Services S A, headquartered in Sao Goncalo, tops this list with the largest team on record.

Which city has the most calibration service providers?

Sao Paulo leads with 78 headquartered companies, followed by Rio De Janeiro (23) and Santo Andre (15).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 280 verified decision-maker contacts tracked across these 399 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.