Company lists · Data refreshed November 2026

Top 25 Oil production consulting services worldwide

Name: Oil production consulting services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 4,959 companies tracked

RevenueBase identified 4,959 company matches for oil production consulting services worldwide as of November 2026 and tracks 180,054 professional contacts across them, including 31,566 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for oil production consulting services 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 6, 2026. Country and city lists for oil production consulting services 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 6, 2026 How this list was built

4,959Companies

180,054Contacts tracked

31,566Verified emails

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The 25 largest oil production consulting services worldwide

Ranked by team size

Top 25 of 4,959 company matches for oil production consulting services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Halliburton	Exact match	Houston, United StatesHQ recorded Nov 6, 2026	10001+	58,281 contacts →
	Exact match “We collaborate and engineer solutions to maximize asset value for our customers.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	KEY Energy Services	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,991 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 6, 2026 · View company records in RevenueBase
3	Oilserv	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	1,001-5,000	2,408 contacts →
	Exact match “OiLSERV is a provider of an expanding range of oilfield services, including well logging, well testing, production enhancement, drilling services, surface production management…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	SAN Antonio Internacional	Exact match	Comuna 1, ArgentinaHQ recorded Nov 6, 2026	1,001-5,000	2,324 contacts →
	Exact match “Somos la mayor prestadora de servicios de perforación de la Argentina y somos líderes en la prestación de servicios asociados al mantenimiento y optimización de los pozos de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Sinopec International Petroleum Service Corporation	Exact match	北京市, ChinaHQ recorded Nov 6, 2026	10001+	2,249 contacts →
	Exact match “Sinopec International Petroleum Service Corporation SSC” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Core Laboratories	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,601 contacts →
	Exact match “With over 70 offices in more than 50 countries located in major oil-producing provinces, Core Laboratories provides services to the world's major, national, and independent oil…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	ANTON	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 6, 2026	5,001-10,000	1,522 contacts →
	Exact match “Anton Oilfield Services Group (hereinafter as “Anton”) is the world's leading integrated oilfield technology service company that provides clients with a full range of products…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	TPIC	Exact match	Gölbaşı, TürkiyeHQ recorded Nov 6, 2026	1,001-5,000	1,451 contacts →
	Exact match “Turkish Petroleum International Company (TPIC) 1988 yılında, uluslararası petrol endüstrisinin tüm değer zincirinde faaliyet göstermek amacıyla, Türkiye Petrolleri Anonim…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Cudd Energy Services	Exact match	The Woodlands, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,359 contacts →
	Exact match “Cudd offers a broad range of technical and specialized oilfield services to companies engaged in the exploration and production of oil and natural gas worldwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	AL Turki Enterprises L.L.C	Exact match	United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,336 contacts →
	Exact match “At Al Turki’s Oil and Gas Division, we carry out multi-disciplined Engineering Design, Procurement and Construction service in the southern region of Oman with our Off-plot…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Abraj Energy Services	Exact match	Muscat, OmanHQ recorded Nov 6, 2026	1,001-5,000	1,315 contacts →
	Exact match “Abraj Energy Services ("Abraj"), was founded in May 2006 and has taken major strides.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Sertecpet	Exact match	Quito - El Coca, EcuadorHQ recorded Nov 6, 2026	1,001-5,000	1,231 contacts →
	Exact match “SERTECPET® is a multinational company specialized in providing worldwide Integrated Energy Solutions with state-of-the-art technology.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Queiroz Galvão Óleo E GÁS S.A	Exact match	BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,217 contacts →
	Exact match “A Queiroz Galvão Óleo e Gás (QGOG) é a maior companhia privada de prestação de serviços de perfuração e produção do Brasil.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Frank's International N.V	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,159 contacts →
	Exact match “Long recognized for extraordinary performance, superb safety and long-standing partnerships, and now incorporating Frank’s International, Expro is focused on enabling our…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Innovex	Exact match	Humble, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	912 contacts →
	Exact match “Innovex International, Inc (NYSE: INVX) is a Houston-based company established in 2024 following the merger of Dril-Quip, Inc and Innovex Downhole Solutions.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	OIL Industries Commissioning And Operation Company Oico	Exact match	Tehran, IranHQ recorded Nov 6, 2026	1,001-5,000	884 contacts →
	Exact match “Oil Industries’ Commissioning and Operation Company (OICO) is incorporated to manage and execute commissioning and start-up, operation, maintenance and professional training for…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Excellence Logging	Exact match	London W2 2es, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	866 contacts →
	Exact match “Excellence Logging is an established energy services provider focused on optimizing well performance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Bolashak Atyrau LLP & Bolashak International LTD	Exact match	Atyrau, KazakhstanHQ recorded Nov 6, 2026	5,001-10,000	859 contacts →
	Exact match “Bolashak Group is a market leader in the provision of Technical & Engineering solutions to Kazakhstan’s Oil & Gas, Petrochemical, Construction, Mining, Telecommunication…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Pioneer Energy Services	Exact match	San Antonio, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	852 contacts →
	Exact match “Pioneer Energy Services is now Patterson-UTI” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Techocean Engineering Solutions	Exact match	Macaé, BrazilHQ recorded Nov 6, 2026	501-1,000	812 contacts →
	Exact match “Techocean is a supplier of engineering services focused on the oil & gas industry, creating solutions for steel fabrications as Platforms, Piping Lines, Several Structures and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	LLC	Exact match	Al Khuwair Main, OmanHQ recorded Nov 6, 2026	1,001-5,000	807 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Blockchain-Startups-Commnunity	Exact match	Vung Tau, VietnamHQ recorded Nov 6, 2026	5,001-10,000	803 contacts →
	Exact match “Exploration and development oilfield” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	MB Petroleum Services LLC	Exact match	Muscat, OmanHQ recorded Nov 6, 2026	1,001-5,000	793 contacts →
	Exact match “MB Petroleum Services is a multinational corporation providing cost-effective quality drilling, integrated well services and integrated production services worldwide with the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Nine Energy Service	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	773 contacts →
	Exact match “With a culture built on high performance and flawless execution, Nine Energy Service is a unique kind of oilfield services company, offering industry-shaping completion solutions…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Kuwait Drilling Co. K.S.C.C	Exact match	East Ahmadi, KuwaitHQ recorded Nov 6, 2026	1,001-5,000	759 contacts →
	Exact match “KUWAIT DRILLING CO.” Recorded in the RevenueBase company graph · Nov 6, 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 production consulting services”. 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 4,959 oil production consulting services worldwide

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Oil production consulting services worldwide at a glance

As of Nov 6, 2026

17.5%Verified-email coverage

36.3Average contacts per company

11-50Median size (employees)

6.0%Largest-city concentration · Houston

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,378

11-50

1,487

51-200

704

201-500

193

501-1,000

1,001-5,000

5,001-10,000

10001+

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 production consulting services are linked below.
What qualifies: Company records worldwide whose business descriptions match “oil production consulting services” 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 31,566 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 6, 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 production consulting services by location

36 lists · largest first

Every Oil production consulting services 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 production consulting services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil production consulting services are there worldwide?

RevenueBase identified 4,959 company matches for oil production consulting services 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 production consulting services?

The United States leads with 1,053 companies, followed by the United Kingdom (313) and Nigeria (279). Every oil production consulting services list by country and city is linked on this page.

Which city has the most oil production consulting services?

Houston leads with 300 company records, followed by Calgary (155) and Tehran (96).

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 31,566 professional contacts with verified work emails tracked across these 4,959 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 6, 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.