Company lists · Data refreshed November 2026

Top 25 Oil and gas extraction companies worldwide

RevenueBase identified 2,509 company matches for oil and gas extraction companies worldwide as of November 2026 and tracks 397,259 professional contacts across them, including 65,501 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 extraction 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 November 4, 2026. Country and city lists for oil and gas extraction 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 Nov 4, 2026 How this list was built
2,509Companies
397,259Contacts tracked
65,501Verified emails
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The 25 largest oil and gas extraction companies worldwide

Ranked by team size
Top 25 of 2,509 company matches for oil and gas extraction companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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 matchHouston, United StatesHQ recorded Nov 4, 202610001+58,281 contacts →

Exact match

“We collaborate and engineer solutions to maximize asset value for our customers.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2Exact matchHydra, AlgeriaHQ recorded Nov 4, 202610001+38,980 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 · Nov 4, 2026 · View company records in RevenueBase
3Exact matchKuala Lumpur, MalaysiaHQ recorded Nov 4, 202610001+29,793 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 · Nov 4, 2026 · View company records in RevenueBase
4Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Nov 4, 202610001+27,308 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 · Nov 4, 2026 · View company records in RevenueBase
5Exact matchMuscat, OmanHQ recorded Nov 4, 20265,001-10,00012,899 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 · Nov 4, 2026 · View company records in RevenueBase
6Exact matchCalgary, AB, CanadaHQ recorded Nov 4, 202610001+9,381 contacts →

Exact match

“MAKE YOUR MARK WHILE YOU GROW YOUR CAREER At Canadian Natural we believe our employees are the key to unlocking asset potential.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7Exact matchLondres, United KingdomHQ recorded Nov 4, 20265,001-10,0005,669 contacts →

Exact match

“Founded over thirty years ago, Perenco is an independent hydrocarbon producer involved in the entire lifecycle of projects, from exploration to decommissioning.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8Exact matchHouston, TX, United StatesHQ recorded Nov 4, 2026n/a5,544 contacts →

Exact match

“We are an independent oil and natural gas acquisition, exploitation and exploration company.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9Exact matchHouston, United StatesHQ recorded Nov 4, 20261,001-5,0005,319 contacts →

Exact match

“Seadrill is setting the standard in deepwater oil and gas drilling.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Nov 4, 20261,001-5,0004,686 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 · Nov 4, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Nov 4, 20261,001-5,0004,669 contacts →

Exact match

“EOG Resources, Inc.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12Exact matchJakarta Selatan, IndonesiaHQ recorded Nov 4, 20261,001-5,0004,263 contacts →

Exact match

“We are the one and only national company that possesses combined competencies in oil & gas services: seismic, drilling and oilfield.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13Exact matchHouston, TX, United StatesHQ recorded Nov 4, 2026n/a3,868 contacts →

Exact match

“Murphy Oil Corporation is a global independent oil and natural gas exploration and production company.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14Exact matchThe Woodlands, TX, United StatesHQ recorded Nov 4, 20261,001-5,0003,694 contacts →

Exact match

“Anadarko is among the world’s largest independent oil and natural gas exploration and production companies, with corporate offices in The Woodlands, Texas.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15Exact matchCatu, BrazilHQ recorded Nov 4, 20261,001-5,0003,162 contacts →

Exact match

“A PERBRAS é uma empresa brasileira que atua há 50 anos no mercado de Petróleo e Gás em diversas regiões do Brasil.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16Exact matchHouston, TX, United StatesHQ recorded Nov 4, 20261,001-5,0002,991 contacts →

Exact match

“Headquartered in Houston, Texas, Key Energy Services provides a wide array of leading edge energy production solutions and services.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17Exact matchCaba, IndiaHQ recorded Nov 4, 20261,001-5,0002,958 contacts →

Exact match

“Pluspetrol es una empresa privada de energía con más 45 años de experiencia en la exploración y producción de hidrocarburos.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18Exact matchKarachi, PakistanHQ recorded Nov 4, 20261,001-5,0002,601 contacts →

Exact match

“The pioneer of the natural gas industry in the country, Pakistan Petroleum Limited (PPL) has been a frontline player in the energy sector since the mid-1950s.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19Exact matchLondon, United KingdomHQ recorded Nov 4, 2026n/a2,497 contacts →

Exact match

“Afren is an independent oil and gas exploration and production company with a portfolio of 29 assets across 11 countries spanning the full cycle E&P value chain.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20Exact matchDenver, CO, United StatesHQ recorded Nov 4, 20261,001-5,0002,471 contacts →

Exact match

“SM Energy Company is an independent energy company focused on the exploration, exploitation, development, acquisition, and production of natural gas and crude oil in the United…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 4, 20261,001-5,0002,301 contacts →

Exact match

“The largest independent oil and gas company listed on the London Stock Exchange.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22Exact match北京市, ChinaHQ recorded Nov 4, 202610001+2,249 contacts →

Exact match

“Sinopec International Petroleum Service Corporation SSC”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23Exact matchMidland, TX, United StatesHQ recorded Nov 4, 20261,001-5,0002,074 contacts →

Exact match

“XTO Energy Inc, a subsidiary of Exxon Mobil Corporation, is a leading natural gas and oil producer in the U.S.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24Exact matchUnited KingdomHQ recorded Nov 4, 2026n/a2,044 contacts →

Exact match

“BG Group is now part of Royal Dutch Shell plc.”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25Exact matchGurgaon, IndiaHQ recorded Nov 4, 20261,001-5,0001,901 contacts →

Exact match

“Cairn Oil & Gas, part of Vedanta Limited, is India's largest private oil and gas exploration and production company, contributing more than a quarter of India’s domestic crude oil…”

Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase

Showing 25 of 2,509 oil and gas extraction companies worldwide

See the full list, filter by size, metro and specialty, and access 65,501 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas extraction companies worldwide at a glance

As of Nov 4, 2026
16.5%Verified-email coverage
158.3Average contacts per company
11-50Median size (employees)
5.4%Largest-city concentration · Houston
Nov 4, 2026Page data refreshed

Companies by employee count

1-10
742
11-50
764
51-200
467
201-500
201
501-1,000
98
1,001-5,000
139
5,001-10,000
32
10001+
41

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 extraction companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “oil and gas extraction 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 65,501 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 November 4, 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 extraction companies by location

15 lists · largest first

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

Countries

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

How many oil and gas extraction companies are there worldwide?

RevenueBase identified 2,509 company matches for oil and gas extraction companies worldwide as of November 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?

Halliburton 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 extraction companies?

The United States leads with 831 companies, followed by Nigeria (99) and the United Kingdom (92). Every oil and gas extraction companies list by country and city is linked on this page.

Which city has the most oil and gas extraction companies?

Houston leads with 135 company records, followed by Calgary (54) and Dallas (40).

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 65,501 professional contacts with verified work emails tracked across these 2,509 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 November 4, 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.