Company lists · Data refreshed September 2026
Top 17 Occupational health and safety software companies based in Sao Paulo, Brazil
RevenueBase identified 273 occupational health and safety software companies headquartered in Sao Paulo, Brazil as of September 2026 and tracks 4,003 professional contacts across them, including 556 with verified work emails. Sao Paulo is the largest hub.
This list covers occupational health and safety software companies headquartered in Sao Paulo, 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, how directly it supports the match, and when it was last checked. Data refreshed September 5, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.
The 17 largest occupational health and safety software companies based in Sao Paulo, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 792 | ||||
“Somos referência em saúde ocupacional e segurança do trabalho no Brasil, com mais de três décadas de experiência e 900 mil vidas assistidas.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | Grupo MastIndirect evidence | 265 | |||
“Fundada em 2005, com o intuito de mudar o conceito em prestação de serviços na área de Saúde e Segurança do trabalho, a MASTMED veio para gerar soluções aos nossos clientes e…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 57 | ||||
“Proteger pessoas é o que fazemos.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | VitalprevIndirect evidence | 48 | |||
“A VitalPrev está no mercado de Saúde e Segurança do Trabalho há mais de 19 anos e é especializada na gestão de medicina ocupacional e saúde preventiva.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 37 | ||||
“A Dr.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | LabormespIndirect evidence | 35 | |||
“A LaborMesp Empresa especializada em Medicina do Trabalho (Medicina Ocupacional) e em Segurança do Trabalho foi fundada em 1996 pelo Dr.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 35 | ||||
“Serviços de Saúde e Segurança do trabalho.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | Dambros Engenharia E Medicina DO TrabalhoIndirect evidence | 34 | |||
“A Dambros é uma empresa de Saúde e Segurança do trabalho, com trabalhos de gerenciamento de Segurança do trabalho, Engenharia de Segurança do trabalho implantado, laudos técnicos…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | Vida CarePartial evidence | 31 | |||
“A Vida Care nasceu em 2005, observando que faltava no mercado uma solução com integração entre software e dados, desenvolvida de forma exclusiva, que oferecesse interface…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | SSO Medicina DO TrabalhoIndirect evidence | 30 | |||
“A SSO Medicina do Trabalho atua há mais de duas décadas oferecendo soluções estratégicas em saúde ocupacional, segurança do trabalho e gestão preventiva para empresas em todo o…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | 26 | ||||
“A 4Life Prime nasceu com o objetivo de liderar o processo de transformação das áreas de saúde e segurança do trabalho, estabelecendo um novo patamar de profissionalização para o…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | SábiosIndirect evidence | 26 | |||
“A maioria das empresas trata HSE como compliance.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 25 | ||||
“Assessoria especializada em Saúde e Segurança do Trabalho.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | Vida OcupacionalIndirect evidence | 21 | |||
“Nossa consultoria em medicina e segurança do trabalho apresenta soluções inovadoras com uma estrutura completa e profissionais especializados.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | Nacional Saúde CorporativoIndirect evidence | 21 | |||
“A Nacional Saúde Corporativo, nasceu para prestar serviços com excelência, e também identificar, analisar e desenvolver soluções de acordo com as necessidades de seus clientes.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 19 | ||||
“Estamos descomplicando a Saúde e Segurança Ocupacional!” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | 18 | ||||
“A SAOC é uma das empresas líderes do Brasil em Saúde Ocupacional, Engenharia e Serviços de Segurança no Trabalho.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 17 of 273 occupational health and safety software companies based in Sao Paulo, Brazil
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Occupational health and safety software companies based in Sao Paulo, Brazil at a glance
As of Sep 5, 2026Companies by employee count
Email recency for this list is measured across the whole Brazil list rather than this city, so it is reported there. Company counts and contact totals on this page are exact for Sao Paulo, over 273 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 occupational health and safety software companies, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Sao Paulo, Brazil whose own description of what they do matches “occupational health and safety software companies”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among occupational health and safety software companies, and records with no verified work email. Companies headquartered outside Sao Paulo 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 an evidence 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, 556 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 5, 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.
Occupational health and safety software companies by metro in Brazil
- Occupational health and safety software companies in Sao Paulo273
- Occupational health and safety software companies in Rio De Janeiro82
- Occupational health and safety software companies in Curitiba64
- Occupational health and safety software companies in Belo Horizonte61
- Occupational health and safety software companies in Porto Alegre40
- Occupational health and safety software companies in Campinas35
- Occupational health and safety software companies in Salvador27
- Occupational health and safety software companies in Sao Bernardo Do Campo27
- Occupational health and safety software companies in Santo Andre26
- Occupational health and safety software companies in Jundiai25
Frequently asked
How many occupational health and safety software companies are there based in Sao Paulo, Brazil?
RevenueBase identified 273 occupational health and safety software companies headquartered in Sao Paulo, 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?
Mantris, headquartered in Sao Paulo, tops this list with the largest team on record.
Which city has the most occupational health and safety software companies?
Sao Paulo leads with 273 headquartered companies, followed by Rio De Janeiro (82) and Curitiba (64).
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 556 verified decision-maker contacts tracked across these 273 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 5, 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 SmartSearch, 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.
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