Company lists · Data refreshed September 2026
Top 25 Oilfield consulting firms based in Rio De Janeiro, Brazil
RevenueBase identified 101 company matches for oilfield consulting firms associated with Rio De Janeiro, Brazil as of September 2026 and tracks 4,600 professional contacts across them, including 481 with verified work emails. Across Brazil, Rio De Janeiro is the largest hub for this category.
This list covers company matches for oilfield consulting firms associated with Rio De Janeiro, Brazil, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 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 25 largest oilfield consulting firms based in Rio De Janeiro, Brazil
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,427 contacts → | ||||
Exact match “A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 127 contacts → | ||||
Exact match “A Oilequip Produtos e Serviços Ltda.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 102 contacts → | ||||
Exact match “PETROSERV was founded in 1972.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 51 contacts → | ||||
Exact match “Environmental Consulting, Licensing & Monitoring for Seismic and Drilling Activities.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 41 contacts → | ||||
Exact match “Solstad Offshore is a company based out of Rua Lauro Muller 116, sl.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 40 contacts → | ||||
Exact match “Fundada em 1991, a Petrolane tem como objetivo principal a produção, representação e comercialização de equipamentos de prospecção, produção e medição, de origem nacional e/ou…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 35 contacts → | ||||
Exact match “Somos uma empresa especializada em soluções completas para a indústria de óleo e gás.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 34 contacts → | ||||
Exact match “Somos uma consultoria especializada para a Exploração e Produção de Petróleo e Gás e outros setores no Brasil.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 33 contacts → | ||||
Exact match “A Sea1 Offshore do Brasil S.A.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 30 contacts → | ||||
Exact match “TEKee offers intelligent engineering solutions with a focus on providing a high level of customer satisfaction.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 29 contacts → | ||||
Exact match “A Superior Energy Services atende às necessidades de perfuração, completação e produção de empresas de petróleo e gás em todo o mundo, através de um portfólio diversificado de…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 29 contacts → | ||||
Exact match “PETREC is a technology-based company, 100% Brazilian, spin-off of COPPE/UFRJ, with headquarters in the Business Incubator of UFRJ, located inside the Technological Park at Ilha do…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 20 contacts → | ||||
Exact match “ISDB FlowTech is the legal successor of SINTEF Brasil, carrying out applied R&D projects with ongoing and prospective customers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 19 contacts → | ||||
Exact match “Geogin provides software and consulting solutions for E&P companies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 18 contacts → | ||||
Exact match “We are a consulting company established in 2014 specialized in the Oil & Gas Industry with a multidisciplinary team of consultants with decades of international experience in…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 17 contacts → | ||||
Exact match “Uma empresa global para fornecimento de serviços profissionais e diversificados de petróleo e gás.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 16 contacts → | ||||
Exact match “Paschoalin operates in business development with emphasis in the oil and gas sector.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 14 contacts → | ||||
Exact match “Created in 2015 with a startup mindset, we are a team of engineers acting with the integrity and robustness of a law firm.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “Rooted in numerical physics and design, CRN Engineering enhances engineering processes, refines concepts, and develops solutions to boost product and operation performance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 11 contacts → | ||||
Exact match “Criada em 1992, a Guterres Projetos oferece soluções completas e integradas em serviços de engenharia e consultoria nos setores de Óleo e Gás, Petroquímicos, Lubrificantes e…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 9 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 8 contacts → | ||||
Exact match “Company Presentation: In the market since 1995, CADLINE CONSULTING AND PROJECTS works in the development of engineering industry in the segments of petrochemicals, chemical…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 8 contacts → | ||||
Exact match “Fundada em 2012 a IWS do Brasil tem sua trajetória marcada pela busca contínua por melhorias, o que lhe garante segurança no que faz.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 7 contacts → | ||||
Exact match “Finding the perfect Offshore Unit can be difficult.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 6 contacts → | ||||
Exact match “Criada em 1980 com o objetivo de desenvolver a representação comercial de empresas estrangeiras com foco no mercado de óleo e gás, a SUPERQUIP tornou-se uma empresa preparada para…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “oilfield consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 101 oilfield consulting firms based in Rio De Janeiro, Brazil
See the full list, filter by size, metro and specialty, and access 481 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Oilfield 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 101 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- 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
- Company records associated with Rio De Janeiro, Brazil whose business descriptions match “oilfield consulting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 481 professional contacts with verified work emails across the full matched dataset. 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.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “oilfield consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many oilfield consulting firms are there based in Rio De Janeiro, Brazil?
RevenueBase identified 101 company matches for oilfield consulting firms associated with Rio De Janeiro, Brazil as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
OCYAN tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Brazil has the most oilfield consulting firms?
Rio De Janeiro leads Brazil with 101 company records, followed by Macae (31) and Sao Paulo (16).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 481 professional contacts with verified work emails tracked across these 101 companies; direct dials are available where recorded.
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.
Ready to reach these companies? Verified emails and direct dials for all 101 oilfield consulting firms based in Rio De Janeiro, Brazil. Start with a free account, no credit card.
Download this list →Related lists
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Oilfield consulting firms based in Perth, Australia
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- Oilfield consulting firms based in Edmonton, Canada
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Company intelligence · public preview
Top 25 oilfield consulting firms based in Rio De Janeiro, Brazil
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 101 matching company records for oilfield consulting firms based in Rio De Janeiro, Brazil, with 4,600 tracked contacts and 481 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 oilfield consulting firms based in Rio De Janeiro, Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  OCYANocyan-sa.comHQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 2,427 contacts → |
“A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Oilequipoilequip.com.brHQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 127 contacts → |
“A Oilequip Produtos e Serviços Ltda.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Petroserv S.Apetroserv.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 102 contacts → |
“PETROSERV was founded in 1972.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Navoceannavocean.com.brHQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 51 contacts → |
“Environmental Consulting, Licensing & Monitoring for Seismic and Drilling Activities.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Solstad Offshoreonboard.solstad.comHQ: Rio De Janeiro, BrazilReported employees: 501-1,000 | Rio De Janeiro, Brazil | 501-1,000 | Exact match | 41 contacts → |
“Solstad Offshore is a company based out of Rua Lauro Muller 116, sl.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Petrolanepetrolane.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 40 contacts → |
“Fundada em 1991, a Petrolane tem como objetivo principal a produção, representação e comercialização de equipamentos de prospecção, produção e medição, de origem nacional e/ou…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Transcontrol Offshoretranscontrol.com.brHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 35 contacts → |
“Somos uma empresa especializada em soluções completas para a indústria de óleo e gás.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Toveri Gerenciamento DE Projetos Integradostoveri.com.brHQ: Rio De Janeiro, BrazilReported employees: Not recorded | Rio De Janeiro, Brazil | Not recorded | Exact match | 34 contacts → |
“Somos uma consultoria especializada para a Exploração e Produção de Petróleo e Gás e outros setores no Brasil.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Sea1 Offshore DO Brasil S.Asea1offshore.comHQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 33 contacts → |
“A Sea1 Offshore do Brasil S.A.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Tekee Engineering And Servicestekee.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 30 contacts → |
“TEKee offers intelligent engineering solutions with a focus on providing a high level of customer satisfaction.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Superior Energy Services - Brasilsuperiorenergy.comHQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 29 contacts → |
“A Superior Energy Services atende às necessidades de perfuração, completação e produção de empresas de petróleo e gás em todo o mundo, através de um portfólio diversificado de…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Petrecpetrec.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 29 contacts → |
“PETREC is a technology-based company, 100% Brazilian, spin-off of COPPE/UFRJ, with headquarters in the Business Incubator of UFRJ, located inside the Technological Park at Ilha do…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Isdb Flowtechisdbflowtech.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 20 contacts → |
“ISDB FlowTech is the legal successor of SINTEF Brasil, carrying out applied R&D projects with ongoing and prospective customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Geogingeogin.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 19 contacts → |
“Geogin provides software and consulting solutions for E&P companies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Diretriz Solutionsdiretrizsolutions.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 18 contacts → |
“We are a consulting company established in 2014 specialized in the Oil & Gas Industry with a multidisciplinary team of consultants with decades of international experience in…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Supply Offshoresupplyoffshore.comHQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 17 contacts → |
“Uma empresa global para fornecimento de serviços profissionais e diversificados de petróleo e gás.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Paschoalin Consultoria EM Engenhariapaschoalin.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 16 contacts → |
“Paschoalin operates in business development with emphasis in the oil and gas sector.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Quartic Advisoryquartic-advisory.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 14 contacts → |
“Created in 2015 with a startup mindset, we are a team of engineers acting with the integrity and robustness of a law firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  CRNcrn.eng.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 13 contacts → |
“Rooted in numerical physics and design, CRN Engineering enhances engineering processes, refines concepts, and develops solutions to boost product and operation performance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Guterres Projetosguterres-br.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 11 contacts → |
“Criada em 1992, a Guterres Projetos oferece soluções completas e integradas em serviços de engenharia e consultoria nos setores de Óleo e Gás, Petroquímicos, Lubrificantes e…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Industrias FAP DO Brasilfapbrasil.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Cadline Consultoria E Projetoscadline.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“Company Presentation: In the market since 1995, CADLINE CONSULTING AND PROJECTS works in the development of engineering industry in the segments of petrochemicals, chemical…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  IWS Brasiliwsbrasil.comHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“Fundada em 2012 a IWS do Brasil tem sua trajetória marcada pela busca contínua por melhorias, o que lhe garante segurança no que faz.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Delta Offshoredeltaoffshore.com.brHQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 7 contacts → |
“Finding the perfect Offshore Unit can be difficult.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Superquip Serviços E Equipamentos Técnicossuperquip.com.brHQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 6 contacts → |
“Criada em 1980 com o objetivo de desenvolver a representação comercial de empresas estrangeiras com foco no mercado de óleo e gás, a SUPERQUIP tornou-se uma empresa preparada para…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 101 company matches
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Oilfield consulting firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
101 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 101 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for oilfield consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many oilfield consulting firms did RevenueBase find based in Rio De Janeiro, Brazil?
The saved snapshot records 101 matching company records, 4,600 tracked contacts and 481 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Oilfield consulting firms by geography
- Oilfield consulting firms based in Perth, Australia
- Oilfield consulting firms based in Calgary, Canada
- Oilfield consulting firms based in Edmonton, Canada
- Oilfield consulting firms based in Cairo, Egypt
- Oilfield consulting firms based in Mumbai, India
- Oilfield consulting firms based in Jakarta, Indonesia
- Oilfield consulting firms based in Tehran, Iran
- Oilfield consulting firms based in Kuala Lumpur, Malaysia
- Oilfield consulting firms based in Lagos, Nigeria
- Oilfield consulting firms based in Port Harcourt, Nigeria
- Oilfield consulting firms based in Stavanger, Norway
- Oilfield consulting firms based in Muscat, Oman
Cite this list
RevenueBase Data Team. Top 25 oilfield consulting firms based in Rio De Janeiro, Brazil. Snapshot: September 29, 2026. https://revenuebase.ai/companies/oilfield-consulting-firms/brazil/rio-de-janeiro.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Oilfield consulting firms based in Perth, Australia
- Oilfield consulting firms based in Calgary, Canada
- Oilfield consulting firms based in Edmonton, Canada
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- Oilfield consulting firms based in Mumbai, India
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Company intelligence · public preview
Top 25 oilfield consulting firms based in Rio De Janeiro, Brazil
RevenueBase records 101 matching company records for oilfield consulting firms based in Rio De Janeiro, Brazil, with 4,600 tracked contacts and 481 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 oilfield consulting firms based in Rio De Janeiro, Brazil
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | OCYANocyan-sa.com HQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 2,427 contacts → |
“A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Oilequipoilequip.com.br HQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 127 contacts → |
“A Oilequip Produtos e Serviços Ltda.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Petroserv S.Apetroserv.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 102 contacts → |
“PETROSERV was founded in 1972.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Navoceannavocean.com.br HQ: Rio De Janeiro, BrazilReported employees: 1,001-5,000 | Rio De Janeiro, Brazil | 1,001-5,000 | Exact match | 51 contacts → |
“Environmental Consulting, Licensing & Monitoring for Seismic and Drilling Activities.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Solstad Offshoreonboard.solstad.com HQ: Rio De Janeiro, BrazilReported employees: 501-1,000 | Rio De Janeiro, Brazil | 501-1,000 | Exact match | 41 contacts → |
“Solstad Offshore is a company based out of Rua Lauro Muller 116, sl.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Petrolanepetrolane.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 40 contacts → |
“Fundada em 1991, a Petrolane tem como objetivo principal a produção, representação e comercialização de equipamentos de prospecção, produção e medição, de origem nacional e/ou…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Transcontrol Offshoretranscontrol.com.br HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 35 contacts → |
“Somos uma empresa especializada em soluções completas para a indústria de óleo e gás.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Toveri Gerenciamento DE Projetos Integradostoveri.com.br HQ: Rio De Janeiro, BrazilReported employees: Not recorded | Rio De Janeiro, Brazil | Not recorded | Exact match | 34 contacts → |
“Somos uma consultoria especializada para a Exploração e Produção de Petróleo e Gás e outros setores no Brasil.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Sea1 Offshore DO Brasil S.Asea1offshore.com HQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 33 contacts → |
“A Sea1 Offshore do Brasil S.A.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Tekee Engineering And Servicestekee.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 30 contacts → |
“TEKee offers intelligent engineering solutions with a focus on providing a high level of customer satisfaction.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Superior Energy Services - Brasilsuperiorenergy.com HQ: Rio De Janeiro, BrazilReported employees: 201-500 | Rio De Janeiro, Brazil | 201-500 | Exact match | 29 contacts → |
“A Superior Energy Services atende às necessidades de perfuração, completação e produção de empresas de petróleo e gás em todo o mundo, através de um portfólio diversificado de…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Petrecpetrec.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 29 contacts → |
“PETREC is a technology-based company, 100% Brazilian, spin-off of COPPE/UFRJ, with headquarters in the Business Incubator of UFRJ, located inside the Technological Park at Ilha do…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Isdb Flowtechisdbflowtech.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 20 contacts → |
“ISDB FlowTech is the legal successor of SINTEF Brasil, carrying out applied R&D projects with ongoing and prospective customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Geogingeogin.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 19 contacts → |
“Geogin provides software and consulting solutions for E&P companies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Diretriz Solutionsdiretrizsolutions.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 18 contacts → |
“We are a consulting company established in 2014 specialized in the Oil & Gas Industry with a multidisciplinary team of consultants with decades of international experience in…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Supply Offshoresupplyoffshore.com HQ: Rio De Janeiro, BrazilReported employees: 51-200 | Rio De Janeiro, Brazil | 51-200 | Exact match | 17 contacts → |
“Uma empresa global para fornecimento de serviços profissionais e diversificados de petróleo e gás.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Paschoalin Consultoria EM Engenhariapaschoalin.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 16 contacts → |
“Paschoalin operates in business development with emphasis in the oil and gas sector.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Quartic Advisoryquartic-advisory.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 14 contacts → |
“Created in 2015 with a startup mindset, we are a team of engineers acting with the integrity and robustness of a law firm.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | CRNcrn.eng.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 13 contacts → |
“Rooted in numerical physics and design, CRN Engineering enhances engineering processes, refines concepts, and develops solutions to boost product and operation performance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Guterres Projetosguterres-br.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 11 contacts → |
“Criada em 1992, a Guterres Projetos oferece soluções completas e integradas em serviços de engenharia e consultoria nos setores de Óleo e Gás, Petroquímicos, Lubrificantes e…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Industrias FAP DO Brasilfapbrasil.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 9 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Cadline Consultoria E Projetoscadline.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“Company Presentation: In the market since 1995, CADLINE CONSULTING AND PROJECTS works in the development of engineering industry in the segments of petrochemicals, chemical…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | IWS Brasiliwsbrasil.com HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 8 contacts → |
“Fundada em 2012 a IWS do Brasil tem sua trajetória marcada pela busca contínua por melhorias, o que lhe garante segurança no que faz.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Delta Offshoredeltaoffshore.com.br HQ: Rio De Janeiro, BrazilReported employees: 1-10 | Rio De Janeiro, Brazil | 1-10 | Exact match | 7 contacts → |
“Finding the perfect Offshore Unit can be difficult.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Superquip Serviços E Equipamentos Técnicossuperquip.com.br HQ: Rio De Janeiro, BrazilReported employees: 11-50 | Rio De Janeiro, Brazil | 11-50 | Exact match | 6 contacts → |
“Criada em 1980 com o objetivo de desenvolver a representação comercial de empresas estrangeiras com foco no mercado de óleo e gás, a SUPERQUIP tornou-se uma empresa preparada para…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Oilfield consulting firms: dataset insights
September 29, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
101 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 101 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 29, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for oilfield consulting firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many oilfield consulting firms did RevenueBase find based in Rio De Janeiro, Brazil?
The saved snapshot records 101 matching company records, 4,600 tracked contacts and 481 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 29, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 oilfield consulting firms based in Rio De Janeiro, Brazil. Snapshot: September 29, 2026. https://revenuebase.ai/companies/oilfield-consulting-firms/brazil/rio-de-janeiro.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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