Company lists · Data refreshed September 2026

Top 25 Major oil companies worldwide

RevenueBase identified 1,006 company matches for major oil companies worldwide as of September 2026 and tracks 616,612 professional contacts across them, including 87,704 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for major oil companies 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 September 20, 2026. Country and city lists for major oil companies 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 20, 2026 How this list was built
1,006Companies
616,612Contacts tracked
87,704Verified emails
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The 25 largest major oil companies worldwide

Ranked by team size
Top 25 of 1,006 company matches for major oil companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLondon, United KingdomHQ recorded Sep 20, 202610001+115,863 contacts →

Exact match

“Shell is a global group of energy and petrochemical companies, employing people across 70+ countries.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchDhahran, Saudi ArabiaHQ recorded Sep 20, 202610001+111,637 contacts →

Exact match

“We’re a leading producer of the energy and chemicals that drive global commerce and enhance the daily lives of people around the globe by continuing delivering an uninterrupted…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchHydra, AlgeriaHQ recorded Sep 20, 202610001+36,135 contacts →

Exact match

“Sonatrach (Société Nationale pour la Recherche, la Production, le Transport, la Transformation, et la Commercialisation des Hydrocarbures s.p.a.) is an Algerian government-owned…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchMéxico, MexicoHQ recorded Sep 20, 202610001+35,924 contacts →

Exact match

“Petróleos Mexicanos es la mayor empresa de México, el mayor contribuyente fiscal del país, así como una de las empresas más grandes de América Latina.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchKuala Lumpur, MalaysiaHQ recorded Sep 20, 202610001+28,095 contacts →

Exact match

“Petroliam Nasional Berhad (PETRONAS) is a leading global energy company committed to powering society’s progress in a responsible and sustainable manner.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Sep 20, 202610001+25,939 contacts →

Exact match

“We are one of the world's leading energy producers, and a primary catalyst for Abu Dhabi’s growth and diversification.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchMumbai, IndiaHQ recorded Sep 20, 202610001+18,628 contacts →

Exact match

“Fortune Global 500 Company, Bharat Petroleum is the second largest Indian Oil Marketing Company and one of the premier integrated energy companies in India, engaged in refining of…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202610001+16,245 contacts →

Exact match

“Oxy is an international energy company that produces, markets and transports oil and natural gas to maximize value and provide resources fundamental to life.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202610001+15,828 contacts →

Exact match

“We are a global oil and gas company tasked with an important job-to safely find and deliver energy for the world.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchNew Delhi, IndiaHQ recorded Sep 20, 202610001+15,722 contacts →

Exact match

“Maharatna ONGC is the largest producer of crude oil and natural gas in India, contributing around 70 per cent of Indian domestic production.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchStavanger, NorwayHQ recorded Sep 20, 202610001+14,332 contacts →

Exact match

“We provide reliable energy for a world with growing demand.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchMuscat, OmanHQ recorded Sep 20, 20265,001-10,00012,478 contacts →

Exact match

“We are the leading exploration and production company in the Sultanate of Oman that delivers the majority of the country's crude oil production and natural gas supply, but above…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchSan Antonio, TX, United StatesHQ recorded Sep 20, 202610001+9,405 contacts →

Exact match

“Valero is an international manufacturer and marketer of transportation fuels and petrochemical products.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchCalgary, AB, CanadaHQ recorded Sep 20, 20265,001-10,0006,379 contacts →

Exact match

“Cenovus Energy Inc.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchChinaHQ recorded Sep 20, 202610001+6,357 contacts →

Exact match

“One of the largest energy corporation in the world and is a super-large petroleum and petrochemical enterprise grou”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchDubai, United Arab EmiratesHQ recorded Sep 20, 20265,001-10,0004,897 contacts →

Exact match

“Emirates National Oil Company Group (ENOC) is a leading integrated global oil and gas player operating across the energy sector value chain.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 20, 20261,001-5,0004,642 contacts →

Exact match

“Hess Corporation is a global independent energy company engaged in the exploration and production of crude oil and natural gas.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchLas Condes, ChileHQ recorded Sep 20, 20261,001-5,0004,419 contacts →

Exact match

“Desde hace 90 años, Copec está presente en Chile, comercializando, almacenando y distribuyendo combustibles y lubricantes desde Arica a Puerto Williams.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchCalgary, AB, CanadaHQ recorded Sep 20, 20265,001-10,0004,277 contacts →

Exact match

“After more than a century, Imperial continues to be an industry leader in applying technology and innovation to responsibly develop Canada’s energy resources.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchBudapest, HungaryHQ recorded Sep 20, 202610001+4,179 contacts →

Exact match

“MOL Group is an integrated, international oil and gas company, headquartered in Budapest, Hungary.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21Exact matchMumbai, IndiaHQ recorded Sep 20, 20261,001-5,0004,121 contacts →

Exact match

“Nayara Energy is an international energy company with a strong presence in the hydrocarbon value chain ranging from refining to production and marketing to retail.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22Exact matchBaku, AzerbaijanHQ recorded Sep 20, 202610001+3,556 contacts →

Exact match

“The State Oil Company of Azerbaijan Republic (SOCAR) is the state-owned oil and natural gas corporation engaged in upstream, midstream and downstream activity.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchSan Isidro, PeruHQ recorded Sep 20, 20261,001-5,0003,553 contacts →

Exact match

“Petroperú is a state-owned company under private law dedicated to the exploration, exploitation, transportation, refining, distribution and commercialization of fuels and other…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchMandaluyong City, PhilippinesHQ recorded Sep 20, 20261,001-5,0003,458 contacts →

Exact match

“Petron Corporation is the largest oil company in the Philippines, operating the country’s only remaining refinery.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Sep 20, 20261,001-5,0002,668 contacts →

Exact match

“Headquartered in Houston, Texas, Motiva refines, distributes and markets petroleum products throughout the Americas.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 1,006 major oil companies worldwide

See the full list, filter by size, metro and specialty, and access 87,704 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Major oil companies worldwide at a glance

As of Sep 20, 2026
14.2%Verified-email coverage
612.9Average contacts per company
11-50Median size (employees)
3.1%Largest-city concentration · Houston
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
268
11-50
297
51-200
173
201-500
79
501-1,000
40
1,001-5,000
74
5,001-10,000
23
10001+
48

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 major oil companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “major oil companies” 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 87,704 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 20, 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.

Major oil companies by location

3 lists · largest first

Every Major oil companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “major oil companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many major oil companies are there worldwide?

RevenueBase identified 1,006 company matches for major oil companies worldwide 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?

SHELL tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most major oil companies?

The United States leads with 207 companies, followed by India (51) and the United Arab Emirates (50). Every major oil companies list by country and city is linked on this page.

Which city has the most major oil companies?

Houston leads with 31 company records, followed by Dubai (21) and Tehran (15).

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 87,704 professional contacts with verified work emails tracked across these 1,006 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 20, 2026.

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About this data

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