Company lists · Data refreshed November 2026

Top 25 Oil and gas technology companies worldwide

Name: Oil and gas technology companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 4, 2026 6,442 companies tracked

RevenueBase identified 6,442 company matches for oil and gas technology companies worldwide as of November 2026 and tracks 687,921 professional contacts across them, including 166,077 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 technology 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 technology 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

6,442Companies

687,921Contacts tracked

166,077Verified emails

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The 25 largest oil and gas technology companies worldwide

Ranked by team size

Top 25 of 6,442 company matches for oil and gas technology 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	SLB	Exact match	Houston, TX, United StatesHQ recorded Nov 4, 2026	10001+	82,942 contacts →
	Exact match “SLB is a global technology company that has driven energy innovation for more than a century.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2	Baker Hughes	Exact match	Houston, United StatesHQ recorded Nov 4, 2026	10001+	65,700 contacts →
	Exact match “Baker Hughes (NASDAQ: BKR) is an energy technology company that provides solutions for energy and industrial customers worldwide.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3	Halliburton	Exact match	Houston, United StatesHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
4	Weatherford	Exact match	Dublin, IrelandHQ recorded Nov 4, 2026	10001+	30,754 contacts →
	Exact match “Weatherford International plc (Nasdaq: WFRD) is a leading global energy services company.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5	NOV	Exact match	Houston, TX, United StatesHQ recorded Nov 4, 2026	10001+	30,477 contacts →
	Exact match “NOV delivers technology-driven solutions to empower the global energy industry.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6	Petronas	Exact match	Kuala Lumpur, MalaysiaHQ recorded Nov 4, 2026	10001+	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
7	Aker Solutions	Exact match	Fornebu, NorwayHQ recorded Nov 4, 2026	10001+	16,534 contacts →
	Exact match “Aker Solutions is a global engineering and technology company known for delivering complex energy projects with trusted quality and predictable results.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8	OXY	Exact match	Houston, TX, United StatesHQ recorded Nov 4, 2026	10001+	16,458 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 · Nov 4, 2026 · View company records in RevenueBase
9	Technip Former Company	Exact match	United KingdomHQ recorded Nov 4, 2026	10001+	12,130 contacts →
	Exact match “Technip is a former company that was separated into two independent companies: TechnipFMC and Technip Energies, which now operate with no capital ties.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10	EXPRO	Exact match	Houston, United StatesHQ recorded Nov 4, 2026	5,001-10,000	6,924 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 4, 2026 · View company records in RevenueBase
11	Nabors Industries	Exact match	Houston, TX, United StatesHQ recorded Nov 4, 2026	10001+	6,404 contacts →
	Exact match “Nabors Industries is a leading provider of advanced technology for the energy industry.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12	Woodside Energy	Exact match	Perth, AustraliaHQ recorded Nov 4, 2026	1,001-5,000	6,114 contacts →
	Exact match “We aim to thrive through the global energy transition with a low-cost, lower-carbon, profitable, resilient and diversified portfolio.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13	MODEC	Exact match	Chuo-ku, JapanHQ recorded Nov 4, 2026	5,001-10,000	5,542 contacts →
	Exact match “MODEC has been a leading provider of solutions for the floating offshore oil and gas market for over 50 years.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14	Seadrill	Exact match	Houston, United StatesHQ recorded Nov 4, 2026	1,001-5,000	5,319 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
15	Hess Corporation	Exact match	New York, NY, United StatesHQ recorded Nov 4, 2026	1,001-5,000	4,686 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
16	Imperial OIL	Exact match	Calgary, AB, CanadaHQ recorded Nov 4, 2026	5,001-10,000	4,411 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 · Nov 4, 2026 · View company records in RevenueBase
17	PT Elnusa TBK	Exact match	Jakarta Selatan, IndonesiaHQ recorded Nov 4, 2026	1,001-5,000	4,263 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
18	PTTEP	Exact match	Chatuchak, ThailandHQ recorded Nov 4, 2026	1,001-5,000	4,105 contacts →
	Exact match “PTTEP conducts business in petroleum exploration, development, and production.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19	Murphy OIL Corporation	Exact match	Houston, TX, United StatesHQ recorded Nov 4, 2026	n/a	3,868 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
20	Perbras	Exact match	Catu, BrazilHQ recorded Nov 4, 2026	1,001-5,000	3,162 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
21	KEY Energy Services	Exact match	Houston, TX, United StatesHQ recorded Nov 4, 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 4, 2026 · View company records in RevenueBase
22	Pluspetrol	Exact match	Caba, IndiaHQ recorded Nov 4, 2026	1,001-5,000	2,958 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
23	Precision Drilling	Exact match	Calgary, TX, CanadaHQ recorded Nov 4, 2026	5,001-10,000	2,730 contacts →
	Exact match “Precision is a leading provider of safe and High Performance, High-Value services to the oil and gas industry.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24	Archer	Exact match	Sandnes, NorwayHQ recorded Nov 4, 2026	5,001-10,000	2,455 contacts →
	Exact match “Archer is a company providing drilling and well services to the global energy industry.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25	Oilserv	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 4, 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 4, 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 technology companies”. 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 6,442 oil and gas technology companies worldwide

See the full list, filter by size, metro and specialty, and access 166,077 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas technology companies worldwide at a glance

As of Nov 4, 2026

24.1%Verified-email coverage

106.8Average contacts per company

11-50Median size (employees)

6.6%Largest-city concentration · Houston

Nov 4, 2026Page data refreshed

Companies by employee count

1-10

2,069

11-50

2,221

51-200

1,201

201-500

423

501-1,000

189

1,001-5,000

200

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 and gas technology companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “oil and gas technology 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 166,077 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 technology companies by location

44 lists · largest first

Every Oil and gas technology 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 technology companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oil and gas technology companies are there worldwide?

RevenueBase identified 6,442 company matches for oil and gas technology 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?

SLB 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 technology companies?

The United States leads with 1,640 companies, followed by Canada (374) and Nigeria (298). Every oil and gas technology companies list by country and city is linked on this page.

Which city has the most oil and gas technology companies?

Houston leads with 427 company records, followed by Calgary (217) and Tehran (95).

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 166,077 professional contacts with verified work emails tracked across these 6,442 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.