Company lists · Data refreshed October 2026
Top 25 Oil and gas due diligence consultants worldwide
RevenueBase identified 1,356 company matches for oil and gas due diligence consultants worldwide as of October 2026 and tracks 14,448 professional contacts across them, including 1,928 with verified work emails. The United States is the largest market and Houston the largest hub.
This list covers company matches for oil and gas due diligence consultants worldwide, 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 October 19, 2026. Country and city lists for oil and gas due diligence consultants follow the table.
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 oil and gas due diligence consultants worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 813 contacts → | ||||
Exact match “AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 2 | 702 contacts → | ||||
Exact match “KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 3 | 570 contacts → | ||||
Exact match “TR Engineering Consultancy LLC, TRE, a member of the Tecnicas Reunidas Group, with a core business focussed on feasibility studies, front end and detailed engineering for upstream…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 4 | 275 contacts → | ||||
Exact match “For more than 40 years, M&H has been a trusted source for oil & gas consulting services that maximize value for clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 5 | 248 contacts → | ||||
Exact match “Pt singgar mulia, engineering consultant in oil, gas and energy industry” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 6 | 138 contacts → | ||||
Exact match “Laser Engineering is a Petroleum Engineering Consultancy outfit specializing in surface and subsurface studies including well test services.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 7 | 129 contacts → | ||||
Exact match “PetroTel is recognized worldwide as an industry leader in enhanced oil recovery, reservoir characterization and simulation, coalbed methane, production, and exploration…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 8 | 126 contacts → | ||||
Exact match “Welcome to SDS Petroleum Consultants company page In Scott Stovall founded SDS Petroleum Consultants L.L.C.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 9 | 117 contacts → | ||||
Exact match “Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 10 | 115 contacts → | ||||
Exact match “Ryder Scott Company, L.P.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 11 | 114 contacts → | ||||
Exact match “Jimcol Resources Nigeria Limited is an indigenous company incorporated in 1990.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 12 | 107 contacts → | ||||
Exact match “Beicip-Franlab Asia (formerly known as BeicipTecsol) is a petroleum consulting, training provider and software solutions company covering activities from exploration to…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 13 | 100 contacts → | ||||
Exact match “Value Engineering Centre (VEC) was formed in 2004 to provide engineering consulting and design services to oil and gas industries in Oman.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 14 | 94 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 15 | 94 contacts → | ||||
Exact match “Based in Aberdeen, Axis is an independent consultancy providing specialist Exploration and Production, Decommissioning and Low Carbon expertise to the global energy industry and…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 16 | 90 contacts → | ||||
Exact match “ZEE is a privately owned and financed Engineering Consultancy company servicing the Oil and Gas industry since 1986.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 17 | 86 contacts → | ||||
Exact match “Plaster & Wald Consulting Corp has provided engineering and consulting services to the oil & gas industry since 1997.Our supervisors provide technical expertise in well planning…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 18 | 83 contacts → | ||||
Exact match “Industrial Consulting Group (ICG) is a leader organization based in Colombia providing services to the oil and gas sector, with international offices in Lima-Peru, in addition to…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 19 | 73 contacts → | ||||
Exact match “March 21, 2023, marked an important milestone for Stokes & Spiehler.a half century serving the oil & gas industry!” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 20 | 70 contacts → | ||||
Exact match “IKM Acona is a leading provider of services to the oil and gas industry covering the complete lifecycle of oil and gas projects.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 21 | 66 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 22 | 63 contacts → | ||||
Exact match “PT Asiatek Energi Mitratama (AEM), established in 2017, is an independent engineering company providing leading edge engineering, design and consultancy services to the oil and…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 23 | 60 contacts → | ||||
Exact match “Mincore is a consulting firm offering engineering and advisory services to the minerals and hyrdrocarbons industries.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 24 | 60 contacts → | ||||
Exact match “PT.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase | |||||
| 25 | 58 contacts → | ||||
Exact match “DiagnóstiQA se constituye en junio de 2007 con el objeto de proporcionar servicios técnicos de Consultoría, Asistencia Técnica, Supervisión, Inspección y Diagnóstico para el…” Recorded in the RevenueBase company graph · Oct 19, 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 “oil and gas due diligence consultants”. 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 1,356 oil and gas due diligence consultants worldwide
See the full list, filter by size, metro and specialty, and access 1,928 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Oil and gas due diligence consultants worldwide at a glance
As of Oct 19, 2026Companies by employee count
Email recency is reported on each country list linked below.
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.
- Coverage
- Every country. Country and city lists for oil and gas due diligence consultants are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “oil and gas due diligence consultants” 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. 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 1,928 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 October 19, 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.
Oil and gas due diligence consultants by location
9 lists · largest firstEvery Oil and gas due diligence consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Oil and gas due diligence consultants based in the United States355
- Oil and gas due diligence consultants based in the United Kingdom131
- Oil and gas due diligence consultants based in Canada76
- Oil and gas due diligence consultants based in Nigeria52
- Oil and gas due diligence consultants based in Australia44
- Oil and gas due diligence consultants based in the United Arab Emirates33
Cities
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 “oil and gas due diligence consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many oil and gas due diligence consultants are there worldwide?
RevenueBase identified 1,356 company matches for oil and gas due diligence consultants worldwide as of October 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?
AGR tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most oil and gas due diligence consultants?
The United States leads with 355 companies, followed by the United Kingdom (131) and Canada (76). Every oil and gas due diligence consultants list by country and city is linked on this page.
Which city has the most oil and gas due diligence consultants?
Houston leads with 101 company records, followed by Calgary (53) and London (43).
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 1,928 professional contacts with verified work emails tracked across these 1,356 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 October 19, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,356 oil and gas due diligence consultants worldwide. Start with a free account, no credit card.
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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
Company intelligence · public preview
Top 25 oil and gas due diligence consultants worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,356 matching company records for oil and gas due diligence consultants worldwide, with 14,448 tracked contacts and 1,928 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: October 19, 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 oil and gas due diligence consultants worldwide
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 |  AGRagr.comHQ: Oslo, NorwayReported employees: 501-1,000 | Oslo, Norway | 501-1,000 | Exact match | 813 contacts → |
“AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  KBR Granhernekbr.comHQ: Leatherhead, United KingdomReported employees: 501-1,000 | Leatherhead, United Kingdom | 501-1,000 | Exact match | 702 contacts → |
“KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  TR Engineering Consultancy LLC A Tecnicas Reunidas Group Of Companiestr-engineering.comHQ: Alkhuwair, OmanReported employees: 201-500 | Alkhuwair, Oman | 201-500 | Exact match | 570 contacts → |
“TR Engineering Consultancy LLC, TRE, a member of the Tecnicas Reunidas Group, with a core business focussed on feasibility studies, front end and detailed engineering for upstream…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  M&hmhes.comHQ: Spring, TX, United StatesReported employees: 201-500 | Spring, TX, United States | 201-500 | Exact match | 275 contacts → |
“For more than 40 years, M&H has been a trusted source for oil & gas consulting services that maximize value for clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  PT Singgar Muliasinggarmulia.comHQ: Jakarta Selatan, IndonesiaReported employees: 501-1,000 | Jakarta Selatan, Indonesia | 501-1,000 | Exact match | 248 contacts → |
“Pt singgar mulia, engineering consultant in oil, gas and energy industry” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Port-harcourt, NigeriaReported employees: 51-200 | Port-harcourt, Nigeria | 51-200 | Exact match | 138 contacts → |
“Laser Engineering is a Petroleum Engineering Consultancy outfit specializing in surface and subsurface studies including well test services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Petrotelpetrotel.comHQ: Plano, TX, United StatesReported employees: 51-200 | Plano, TX, United States | 51-200 | Exact match | 129 contacts → |
“PetroTel is recognized worldwide as an industry leader in enhanced oil recovery, reservoir characterization and simulation, coalbed methane, production, and exploration…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  SDS Petroleum Consultantssdspetroleumconsultants.comHQ: Tyler, TX, United StatesReported employees: 51-200 | Tyler, TX, United States | 51-200 | Exact match | 126 contacts → |
“Welcome to SDS Petroleum Consultants company page In Scott Stovall founded SDS Petroleum Consultants L.L.C.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Bedrockbedrockpcl.comHQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 117 contacts → |
“Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Ryder Scott Co. L.Pryderscott.comHQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 115 contacts → |
“Ryder Scott Company, L.P.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Jimcol Resources Nigeria Limitedjimcolresources.comHQ: Portharcourt, NigeriaReported employees: 51-200 | Portharcourt, Nigeria | 51-200 | Exact match | 114 contacts → |
“Jimcol Resources Nigeria Limited is an indigenous company incorporated in 1990.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Beicip-Franlab Asiabeicip.asiaHQ: Kuala Lumpur, MalaysiaReported employees: 51-200 | Kuala Lumpur, Malaysia | 51-200 | Exact match | 107 contacts → |
“Beicip-Franlab Asia (formerly known as BeicipTecsol) is a petroleum consulting, training provider and software solutions company covering activities from exploration to…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Value Engineering Centervecoman.comHQ: Muscat, OmanReported employees: 51-200 | Muscat, Oman | 51-200 | Exact match | 100 contacts → |
“Value Engineering Centre (VEC) was formed in 2004 to provide engineering consulting and design services to oil and gas industries in Oman.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Vtek Consultants INCvtek.caHQ: Anjou, QC, CanadaReported employees: 51-200 | Anjou, QC, Canada | 51-200 | Exact match | 94 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 |  AXISaxis-wt.comHQ: Aberdeenshire, United KingdomReported employees: 51-200 | Aberdeenshire, United Kingdom | 51-200 | Exact match | 94 contacts → |
“Based in Aberdeen, Axis is an independent consultancy providing specialist Exploration and Production, Decommissioning and Low Carbon expertise to the global energy industry and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  ZEE Engineering Groupzee-eng.comHQ: 822, MalaysiaReported employees: 51-200 | 822, Malaysia | 51-200 | Exact match | 90 contacts → |
“ZEE is a privately owned and financed Engineering Consultancy company servicing the Oil and Gas industry since 1986.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Plaster & Wald Consulting Corpplasterandwald.comHQ: Mustang, OK, United StatesReported employees: 201-500 | Mustang, OK, United States | 201-500 | Exact match | 86 contacts → |
“Plaster & Wald Consulting Corp has provided engineering and consulting services to the oil & gas industry since 1997.Our supervisors provide technical expertise in well planning…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Industrial Consulting Groupindustrialconsulting.comHQ: Bogotá, ColombiaReported employees: 51-200 | Bogotá, Colombia | 51-200 | Exact match | 83 contacts → |
“Industrial Consulting Group (ICG) is a leader organization based in Colombia providing services to the oil and gas sector, with international offices in Lima-Peru, in addition to…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Stokes & Spiehlerstokesandspiehler.comHQ: Lafayette, LA, United StatesReported employees: 11-50 | Lafayette, LA, United States | 11-50 | Exact match | 73 contacts → |
“March 21, 2023, marked an important milestone for Stokes & Spiehler.a half century serving the oil & gas industry!” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  IKM Aconaikm.comHQ: Sandnes, NorwayReported employees: 51-200 | Sandnes, Norway | 51-200 | Exact match | 70 contacts → |
“IKM Acona is a leading provider of services to the oil and gas industry covering the complete lifecycle of oil and gas projects.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Property Solutions INCpropertysolutionsinc.comHQ: Moorestown, NJ, United StatesReported employees: 51-200 | Moorestown, NJ, United States | 51-200 | Exact match | 66 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  Asiatek Energi Mitratamaasiatekenergi.comHQ: Jakarta, IndonesiaReported employees: 51-200 | Jakarta, Indonesia | 51-200 | Exact match | 63 contacts → |
“PT Asiatek Energi Mitratama (AEM), established in 2017, is an independent engineering company providing leading edge engineering, design and consultancy services to the oil and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Mincoremincore.com.auHQ: West Melbourne, United StatesReported employees: 11-50 | West Melbourne, United States | 11-50 | Exact match | 60 contacts → |
“Mincore is a consulting firm offering engineering and advisory services to the minerals and hyrdrocarbons industries.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Pt. Petrotechindo Utamapetrotechindoutama.com HQ: Jakarta Selatan, IndonesiaReported employees: 51-200 | Jakarta Selatan, Indonesia | 51-200 | Exact match | 60 contacts → |
“PT.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Diagnóstiqadiagnostiqa.comHQ: Torrejón De Ardoz, SpainReported employees: 51-200 | Torrejón De Ardoz, Spain | 51-200 | Exact match | 58 contacts → |
“DiagnóstiQA se constituye en junio de 2007 con el objeto de proporcionar servicios técnicos de Consultoría, Asistencia Técnica, Supervisión, Inspección y Diagnóstico para el…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,356 company matches
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Oil and gas due diligence consultants: dataset insights
October 19, 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
1,352 records in the displayed employee bands.
4 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 country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,356 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: October 19, 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 ↗
Oil and gas due diligence consultants by location
9 lists · largest firstEvery Oil and gas due diligence consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Oil and gas due diligence consultants based in the United States355
- Oil and gas due diligence consultants based in the United Kingdom131
- Oil and gas due diligence consultants based in Canada76
- Oil and gas due diligence consultants based in Nigeria52
- Oil and gas due diligence consultants based in Australia44
- Oil and gas due diligence consultants based in the United Arab Emirates33
Cities
Questions about this company list
What does Exact match mean for oil and gas due diligence consultants?
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 oil and gas due diligence consultants did RevenueBase find worldwide?
The saved snapshot records 1,356 matching company records, 14,448 tracked contacts and 1,928 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: October 19, 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 oil and gas due diligence consultants worldwide. Snapshot: October 19, 2026. https://revenuebase.ai/companies/browse/oil-and-gas-due-diligence-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 oil and gas due diligence consultants worldwide
RevenueBase records 1,356 matching company records for oil and gas due diligence consultants worldwide, with 14,448 tracked contacts and 1,928 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: October 19, 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 oil and gas due diligence consultants worldwide
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 | AGRagr.com HQ: Oslo, NorwayReported employees: 501-1,000 | Oslo, Norway | 501-1,000 | Exact match | 813 contacts → |
“AGR – an Aqualis company – is a multidisciplinary consultancy, specialising in drilling & wells, subsurface, marine and subsea solutions, resourcing, technical safety and software…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | KBR Granhernekbr.com HQ: Leatherhead, United KingdomReported employees: 501-1,000 | Leatherhead, United Kingdom | 501-1,000 | Exact match | 702 contacts → |
“KBR Consulting is one of the world's foremost engineering consultancies specializing in the hydrocarbon and energy industry.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | TR Engineering Consultancy LLC A Tecnicas Reunidas Group Of Companiestr-engineering.com HQ: Alkhuwair, OmanReported employees: 201-500 | Alkhuwair, Oman | 201-500 | Exact match | 570 contacts → |
“TR Engineering Consultancy LLC, TRE, a member of the Tecnicas Reunidas Group, with a core business focussed on feasibility studies, front end and detailed engineering for upstream…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | M&hmhes.com HQ: Spring, TX, United StatesReported employees: 201-500 | Spring, TX, United States | 201-500 | Exact match | 275 contacts → |
“For more than 40 years, M&H has been a trusted source for oil & gas consulting services that maximize value for clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | PT Singgar Muliasinggarmulia.com HQ: Jakarta Selatan, IndonesiaReported employees: 501-1,000 | Jakarta Selatan, Indonesia | 501-1,000 | Exact match | 248 contacts → |
“Pt singgar mulia, engineering consultant in oil, gas and energy industry” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | HQ: Port-harcourt, NigeriaReported employees: 51-200 | Port-harcourt, Nigeria | 51-200 | Exact match | 138 contacts → |
“Laser Engineering is a Petroleum Engineering Consultancy outfit specializing in surface and subsurface studies including well test services.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Petrotelpetrotel.com HQ: Plano, TX, United StatesReported employees: 51-200 | Plano, TX, United States | 51-200 | Exact match | 129 contacts → |
“PetroTel is recognized worldwide as an industry leader in enhanced oil recovery, reservoir characterization and simulation, coalbed methane, production, and exploration…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SDS Petroleum Consultantssdspetroleumconsultants.com HQ: Tyler, TX, United StatesReported employees: 51-200 | Tyler, TX, United States | 51-200 | Exact match | 126 contacts → |
“Welcome to SDS Petroleum Consultants company page In Scott Stovall founded SDS Petroleum Consultants L.L.C.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Bedrockbedrockpcl.com HQ: Houston, TX, United StatesReported employees: 501-1,000 | Houston, TX, United States | 501-1,000 | Exact match | 117 contacts → |
“Bedrock Petroleum Consultants was formed in 2011 with the goal of providing the highest level of quality service to both our consultants and operator clients.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ryder Scott Co. L.Pryderscott.com HQ: Houston, TX, United StatesReported employees: 51-200 | Houston, TX, United States | 51-200 | Exact match | 115 contacts → |
“Ryder Scott Company, L.P.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Jimcol Resources Nigeria Limitedjimcolresources.com HQ: Portharcourt, NigeriaReported employees: 51-200 | Portharcourt, Nigeria | 51-200 | Exact match | 114 contacts → |
“Jimcol Resources Nigeria Limited is an indigenous company incorporated in 1990.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Beicip-Franlab Asiabeicip.asia HQ: Kuala Lumpur, MalaysiaReported employees: 51-200 | Kuala Lumpur, Malaysia | 51-200 | Exact match | 107 contacts → |
“Beicip-Franlab Asia (formerly known as BeicipTecsol) is a petroleum consulting, training provider and software solutions company covering activities from exploration to…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Value Engineering Centervecoman.com HQ: Muscat, OmanReported employees: 51-200 | Muscat, Oman | 51-200 | Exact match | 100 contacts → |
“Value Engineering Centre (VEC) was formed in 2004 to provide engineering consulting and design services to oil and gas industries in Oman.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Vtek Consultants INCvtek.ca HQ: Anjou, QC, CanadaReported employees: 51-200 | Anjou, QC, Canada | 51-200 | Exact match | 94 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | AXISaxis-wt.com HQ: Aberdeenshire, United KingdomReported employees: 51-200 | Aberdeenshire, United Kingdom | 51-200 | Exact match | 94 contacts → |
“Based in Aberdeen, Axis is an independent consultancy providing specialist Exploration and Production, Decommissioning and Low Carbon expertise to the global energy industry and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | ZEE Engineering Groupzee-eng.com HQ: 822, MalaysiaReported employees: 51-200 | 822, Malaysia | 51-200 | Exact match | 90 contacts → |
“ZEE is a privately owned and financed Engineering Consultancy company servicing the Oil and Gas industry since 1986.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Plaster & Wald Consulting Corpplasterandwald.com HQ: Mustang, OK, United StatesReported employees: 201-500 | Mustang, OK, United States | 201-500 | Exact match | 86 contacts → |
“Plaster & Wald Consulting Corp has provided engineering and consulting services to the oil & gas industry since 1997.Our supervisors provide technical expertise in well planning…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Industrial Consulting Groupindustrialconsulting.com HQ: Bogotá, ColombiaReported employees: 51-200 | Bogotá, Colombia | 51-200 | Exact match | 83 contacts → |
“Industrial Consulting Group (ICG) is a leader organization based in Colombia providing services to the oil and gas sector, with international offices in Lima-Peru, in addition to…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Stokes & Spiehlerstokesandspiehler.com HQ: Lafayette, LA, United StatesReported employees: 11-50 | Lafayette, LA, United States | 11-50 | Exact match | 73 contacts → |
“March 21, 2023, marked an important milestone for Stokes & Spiehler.a half century serving the oil & gas industry!” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | IKM Aconaikm.com HQ: Sandnes, NorwayReported employees: 51-200 | Sandnes, Norway | 51-200 | Exact match | 70 contacts → |
“IKM Acona is a leading provider of services to the oil and gas industry covering the complete lifecycle of oil and gas projects.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Property Solutions INCpropertysolutionsinc.com HQ: Moorestown, NJ, United StatesReported employees: 51-200 | Moorestown, NJ, United States | 51-200 | Exact match | 66 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | Asiatek Energi Mitratamaasiatekenergi.com HQ: Jakarta, IndonesiaReported employees: 51-200 | Jakarta, Indonesia | 51-200 | Exact match | 63 contacts → |
“PT Asiatek Energi Mitratama (AEM), established in 2017, is an independent engineering company providing leading edge engineering, design and consultancy services to the oil and…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Mincoremincore.com.au HQ: West Melbourne, United StatesReported employees: 11-50 | West Melbourne, United States | 11-50 | Exact match | 60 contacts → |
“Mincore is a consulting firm offering engineering and advisory services to the minerals and hyrdrocarbons industries.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Pt. Petrotechindo Utamapetrotechindoutama.com HQ: Jakarta Selatan, IndonesiaReported employees: 51-200 | Jakarta Selatan, Indonesia | 51-200 | Exact match | 60 contacts → |
“PT.” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Diagnóstiqadiagnostiqa.com HQ: Torrejón De Ardoz, SpainReported employees: 51-200 | Torrejón De Ardoz, Spain | 51-200 | Exact match | 58 contacts → |
“DiagnóstiQA se constituye en junio de 2007 con el objeto de proporcionar servicios técnicos de Consultoría, Asistencia Técnica, Supervisión, Inspección y Diagnóstico para el…” Recorded description excerpt · October 19, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Oil and gas due diligence consultants: dataset insights
October 19, 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
1,352 records in the displayed employee bands.
4 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 country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 1,356 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: October 19, 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 ↗
Oil and gas due diligence consultants by location
9 lists · largest firstEvery Oil and gas due diligence consultants list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Oil and gas due diligence consultants based in the United States355
- Oil and gas due diligence consultants based in the United Kingdom131
- Oil and gas due diligence consultants based in Canada76
- Oil and gas due diligence consultants based in Nigeria52
- Oil and gas due diligence consultants based in Australia44
- Oil and gas due diligence consultants based in the United Arab Emirates33
Cities
Questions about this company list
What does Exact match mean for oil and gas due diligence consultants?
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 oil and gas due diligence consultants did RevenueBase find worldwide?
The saved snapshot records 1,356 matching company records, 14,448 tracked contacts and 1,928 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: October 19, 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 oil and gas due diligence consultants worldwide. Snapshot: October 19, 2026. https://revenuebase.ai/companies/browse/oil-and-gas-due-diligence-consultants.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗