Company lists · Data refreshed September 2026

Top 25 Refinery operators worldwide

RevenueBase identified 3,013 company matches for refinery operators worldwide as of September 2026 and tracks 319,624 professional contacts across them, including 63,672 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for refinery operators 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 21, 2026. Country and city lists for refinery operators 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 21, 2026 How this list was built
3,013Companies
319,624Contacts tracked
63,672Verified emails
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The 25 largest refinery operators worldwide

Ranked by team size
Top 25 of 3,013 company matches for refinery operators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchHydra, AlgeriaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
2Exact matchAbu Dhabi, United Arab EmiratesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
3Exact matchMumbai, IndiaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
4Exact matchFindlay, OH, United StatesHQ recorded Sep 21, 202610001+14,238 contacts →

Exact match

“Marathon Petroleum Corporation (MPC) is a leading, integrated, downstream and midstream energy company headquartered in Findlay, Ohio.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchSan Antonio, TX, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
6Exact matchCalgary, AB, CanadaHQ recorded Sep 21, 20265,001-10,0006,379 contacts →

Exact match

“Cenovus Energy Inc.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchDubai, United Arab EmiratesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
9Exact matchLas Condes, ChileHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 21, 20261,001-5,0004,396 contacts →

Exact match

“CITGO Petroleum Corporation is a recognized leader in the refining industry and operates under the well-known CITGO brand.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchCalgary, AB, CanadaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
13Exact matchMandaluyong City, PhilippinesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
14Exact matchNoida, IndiaHQ recorded Sep 21, 20261,001-5,0003,288 contacts →

Exact match

“HPCL-Mittal Energy Limited (HMEL) is a joint venture between Hindustan Petroleum Corporation Limited (HPCL) and Mittal Energy Investment Pte Ltd, Singapore, a Lakshmi N Mittal…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchJubail, Saudi ArabiaHQ recorded Sep 21, 20261,001-5,0003,249 contacts →

Exact match

“The Saudi Aramco Total Refining and Petrochemical Company (SATORP) is one of the most advanced refineries in the world, with a processing capacity of barrels per day of Arabian…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchRabigh, Saudi ArabiaHQ recorded Sep 21, 20261,001-5,0003,005 contacts →

Exact match

“Rabigh Refining & Petrochemical Co- Petro Rabigh - was founded as a joint venture between Saudi Aramco and Sumitomo Chemical in 2005.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchWichita, KS, United StatesHQ recorded Sep 21, 20261,001-5,0002,891 contacts →

Exact match

“Flint Hills Resources is a leading refining company with operations primarily in the Midwest and Texas.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
19Exact matchKarachi, PakistanHQ recorded Sep 21, 20261,001-5,0002,433 contacts →

Exact match

“PARCO - PAK-ARAB REFINERY LTD.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchAwali, BahrainHQ recorded Sep 21, 20261,001-5,0002,259 contacts →

Exact match

“Bapco (with a legacy of being referred to as “The Company” in Arabic - Ash Shariqa locally) is a trusted and enterprising organisation, which has never stood still since its…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchJakarta, IndonesiaHQ recorded Sep 21, 2026501-1,0002,170 contacts →

Exact match

“Refining & Petrochemicals Business Group of Pertamina”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchBucharest, RomaniaHQ recorded Sep 21, 20265,001-10,0002,135 contacts →

Exact match

“Rompetrol is the place where over ambitious minds, having 200 qualifications, spread across 11 countries, connect and share knowledge to create the energy we need to move forward.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchDallas, TX, United StatesHQ recorded Sep 21, 20265,001-10,0002,026 contacts →

Exact match

“Headquartered in Dallas, Texas, HF Sinclair Corporation is an independent, diversified energy company committed to safely producing products that power the world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchSan Antonio, TX, United StatesHQ recorded Sep 21, 20265,001-10,0001,795 contacts →

Exact match

“Tesoro has acquired Western Refining and adopted a new name, Andeavor.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchParsippany, NJ, United StatesHQ recorded Sep 21, 20261,001-5,0001,633 contacts →

Exact match

“Our mission is to identify attractive acquisition opportunities in the petroleum refining industry in North America and execute acquisitions that provide superior returns to our…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 3,013 refinery operators worldwide

See the full list, filter by size, metro and specialty, and access 63,672 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Refinery operators worldwide at a glance

As of Sep 21, 2026
19.9%Verified-email coverage
106.1Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · Houston
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
712
11-50
947
51-200
657
201-500
316
501-1,000
137
1,001-5,000
153
5,001-10,000
35
10001+
44

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 refinery operators are linked below.
What qualifies
Company records worldwide whose business descriptions match “refinery operators” 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 63,672 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 21, 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.

Refinery operators by location

17 lists · largest first

Every Refinery operators 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 “refinery operators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many refinery operators are there worldwide?

RevenueBase identified 3,013 company matches for refinery operators 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?

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

Which country has the most refinery operators?

The United States leads with 566 companies, followed by India (225) and the United Arab Emirates (158). Every refinery operators list by country and city is linked on this page.

Which city has the most refinery operators?

Houston leads with 78 company records, followed by Tehran (71) and Dubai (68).

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 63,672 professional contacts with verified work emails tracked across these 3,013 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 21, 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.