Company lists · Data refreshed September 2026
Top 25 Operational technology consulting firms based in Rio De Janeiro, Brazil
RevenueBase identified 134 operational technology consulting firms headquartered in Rio De Janeiro, Brazil as of September 2026 and tracks 2,256 professional contacts across them, including 960 with verified work emails. Across Brazil, Sao Paulo is the largest hub for this category (567 companies); Rio De Janeiro follows with 134.
This list covers operational technology consulting firms headquartered in Rio De Janeiro, 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 29, 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.
The 25 largest operational technology consulting firms based in Rio De Janeiro, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 916 contacts → | ||||
Partial evidence “EloGroup is a digital transformation consultancy that combines Technology, Analytics and Management skills in an integrated journey of value generation, from strategy to delivery.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 201 contacts → | ||||
Indirect evidence “A Lan Designers provê soluções com objetivo de elevar o nível de disponibilidade e performance dos serviços de TI dos nossos clientes, garantindo a continuidade das operações…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 140 contacts → | ||||
Indirect evidence “Somos uma empresa de consultoria e tecnologia especializada em Business Transformation.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 80 contacts → | ||||
Indirect evidence “Fundada em 1996, no Rio de Janeiro, a ADKL Zeller é referência em engenharia elétrica e automação, oferecendo soluções completas para projetos de missão crítica e de alta…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 77 contacts → | ||||
Partial evidence “Since 2012, ORAEX has forged a successful path as an IT consulting company.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 74 contacts → | ||||
Indirect evidence “Na VUP entendemos que a mudança é a única constante e inovar deixou de ser uma opção, virou uma necessidade!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 67 contacts → | ||||
Indirect evidence “No universo da conectividade ser diferente é fundamental!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 59 contacts → | ||||
Indirect evidence “A Redesign é a primeira empresa de consultoria de transformação no Brasil!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 45 contacts → | ||||
Partial evidence “We are an international group of consultants united in the goal of helping our customers revolutionize their approach to engineering problems with the use of digital technologies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 41 contacts → | ||||
Indirect evidence “A MAXCONTROL agora passa a ser EKIUM Brasil, nosso objetivo é expressar uma nova fase de nossa empresa.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 27 contacts → | ||||
Indirect evidence “Com sede no Rio de Janeiro, a empresa é especializada em consultoria, desenvolvimento de sistemas, infra-estrutura, conectividade, segurança digital e treinamento corporativo.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 24 contacts → | ||||
Indirect evidence “Ajudamos indústrias a cortar custos operacionais e eliminar desperdícios que passam despercebidos em ativos e utilidades críticas.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 23 contacts → | ||||
Indirect evidence “Somos a NE, uma das empresas de tecnologia que mais cresce no país criada através da paixão pela tecnologia e inovação, especializada em consultoria e soluções de cibersegurança.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 16 contacts → | ||||
Indirect evidence “A CETEM Tecnologia foi criada em 1990, com o objetivo de prestar serviço de Consultoria Especializada na área de automação industrial.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 13 contacts → | ||||
Partial evidence “Rooted in numerical physics and design, CRN Engineering enhances engineering processes, refines concepts, and develops solutions to boost product and operation performance.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 12 contacts → | ||||
Indirect evidence “A solução de problemas complexos nos sistemas industriais está em nosso DNA.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 12 contacts → | ||||
Indirect evidence “Desde que nascemos plantamos a semente de projetos dentro de nosso DNA.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 11 contacts → | ||||
Partial evidence “BRIT Consultoria e Tecnologias operates in the structuring, support and modernization of corporate ERP operations within environments that require operational stability…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 11 contacts → | ||||
Indirect evidence “CST Automação - Constituída em 1997 é uma integradora de soluções e prestadora de serviços técnicos de valor agregado com foco em Automação.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 10 contacts → | ||||
Indirect evidence “Nosso maior diferencial é o nosso corpo técnico, composto por projetistas e engenheiros altamente capacitados.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 9 contacts → | ||||
Indirect evidence “A Next é uma empresa de consultoria em TI, com larga experiência no desenvolvimento/implantação de sistemas de informação e consultoria/automatização de processos em ambientes…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 7 contacts → | ||||
Partial evidence “FB Solution is a commercial representation company that offers the market complete and personalized solutions that seek the continuous improvement of operational processes through…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 7 contacts → | ||||
Indirect evidence “A H&C nasce da necessidade crescente do segmento industrial conhecer e gerenciar os seus riscos, tendo em vista a mudança contínua nos cenários políticos, econômicos, sociais e…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 7 contacts → | ||||
Indirect evidence “Há mais de 25 anos, estamos presentes como parte integrante do negócio dos nossos clientes.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 7 contacts → | ||||
Strong evidence “Groupnet is a 24/7 Operational Technology Operations Center capable of monitoring our customers in the infrastructure, security and application layers, as well as providing…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
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: operational technology consulting firms. 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 operational technology consulting firms.
- Partial evidence
- Its own public description names part of operational technology consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name operational technology consulting firms. 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 134 operational technology consulting firms based in Rio De Janeiro, Brazil
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Operational technology consulting firms based in Rio De Janeiro, Brazil at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole Brazil list rather than for Rio De Janeiro, so it is reported there. Company counts and contact totals on this page are exact for Rio De Janeiro, over 134 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 operational technology consulting firms, 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 Rio De Janeiro, Brazil whose own description of what they do matches “operational technology consulting firms”. 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 operational technology consulting firms), 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 operational technology consulting firms, and records with no verified work email. Companies headquartered outside Rio De Janeiro 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, 960 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 29, 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.
Operational technology consulting firms by metro in Brazil
- Operational technology consulting firms in Sao Paulo567
- Operational technology consulting firms in Curitiba93
- Operational technology consulting firms in Belo Horizonte90
- Operational technology consulting firms in Campinas73
- Operational technology consulting firms in Porto Alegre42
- Operational technology consulting firms in Barueri33
- Operational technology consulting firms in Salvador27
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 operational technology consulting firms, 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 operational technology consulting firms are there based in Rio De Janeiro, Brazil?
RevenueBase identified 134 operational technology consulting firms headquartered in Rio De Janeiro, 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?
Elogroup, headquartered in Rio De Janeiro, tops this list with the largest team on record.
Which city in Brazil has the most operational technology consulting firms?
Sao Paulo leads Brazil with 567 headquartered companies, followed by Rio De Janeiro (134) and Curitiba (93).
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 960 verified decision-maker contacts tracked across these 134 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 29, 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.
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