Company lists · Data refreshed October 2026

Top 25 Oil and gas equipment engineering firms worldwide

Name: Oil and gas equipment engineering firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 22, 2026 19,200 companies tracked

RevenueBase identified 19,200 company matches for oil and gas equipment engineering firms worldwide as of October 2026 and tracks 738,132 professional contacts across them, including 127,341 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 equipment engineering firms 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 October 22, 2026. Country and city lists for oil and gas equipment engineering firms 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 Oct 22, 2026 How this list was built

19,200Companies

738,132Contacts tracked

127,341Verified emails

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The 25 largest oil and gas equipment engineering firms worldwide

Ranked by team size

Top 25 of 19,200 company matches for oil and gas equipment engineering firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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	Baker Hughes	Exact match	Houston, TX, United StatesHQ recorded Oct 22, 2026	10001+	64,119 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 · Oct 22, 2026 · View company records in RevenueBase
2	Saipem	Exact match	Milan, ItalyHQ recorded Oct 22, 2026	10001+	35,555 contacts →
	Exact match “Saipem is a global leader in the engineering and construction of major projects for the energy and infrastructure sectors, both offshore and onshore.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3	Mcdermott International, LTD	Exact match	Houston, TX, United StatesHQ recorded Oct 22, 2026	10001+	21,087 contacts →
	Exact match “McDermott is a premier provider of engineering and construction solutions to the energy industry.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4	Aker Solutions	Exact match	Fornebu, NorwayHQ recorded Oct 22, 2026	10001+	16,152 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 · Oct 22, 2026 · View company records in RevenueBase
5	Technip Former Company	Exact match	United KingdomHQ recorded Oct 22, 2026	10001+	11,864 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 · Oct 22, 2026 · View company records in RevenueBase
6	Tecnicas Reunidas	Exact match	Madrid, SpainHQ recorded Oct 22, 2026	10001+	11,378 contacts →
	Exact match “TR is an international general contractor engaged in the engineering and construction of industrial facilities in the fields of-Oil & Gas -Refining & Petrochemical -Power…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7	Nabors Industries	Exact match	Houston, TX, United StatesHQ recorded Oct 22, 2026	10001+	6,266 contacts →
	Exact match “Nabors Industries is a leading provider of advanced technology for the energy industry.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8	Aesa A-Evangelista SA	Exact match	Canning, IndiaHQ recorded Oct 22, 2026	5,001-10,000	5,219 contacts →
	Exact match “Since 1948 we specialize in projects for the energy industry.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9	PT Elnusa TBK	Exact match	Jakarta Selatan, IndonesiaHQ recorded Oct 22, 2026	1,001-5,000	4,167 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 · Oct 22, 2026 · View company records in RevenueBase
10	UTC Engenharia	Exact match	São Paulo, BrazilHQ recorded Oct 22, 2026	10001+	3,755 contacts →
	Exact match “The Company operates in sundry markets, taking the lead in such sectors as oil & gas production and processing, petrochemicals, power generation, steel production, paper & pulp…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11	ENPPI	Exact match	Nasr City 1, United StatesHQ recorded Oct 22, 2026	1,001-5,000	3,451 contacts →
	Exact match “Enppi is globally recognized as a major engineering, EPC main contractor, and management contractor, with decades of experience in onshore and offshore projects in the oil and…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12	Nbtc Group	Exact match	Shuaiba Industrial, KuwaitHQ recorded Oct 22, 2026	10001+	3,392 contacts →
	Exact match “Being established in 1977, NBTC had flourished its self as a leading EPC contracting company through a combination of highly empowered attributes via entrepreneurial leadership…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13	Altrad	Exact match	Montpellier, FranceHQ recorded Oct 22, 2026	10001+	3,345 contacts →
	Exact match “ALTRAD AT A GLANCE Altrad is a world leader in the provision of industrial services, generating high-added value solutions principally for the Energy, Power Generation, Oil & Gas…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14	Estrutural	Exact match	Porto Alegre, BrazilHQ recorded Oct 22, 2026	1,001-5,000	2,795 contacts →
	Exact match “Quem somos: Somos uma empresa nacional, com mais de 30 anos no segmento da construção, montagem e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15	Oilserv	Exact match	Dubai, United Arab EmiratesHQ recorded Oct 22, 2026	1,001-5,000	2,362 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 · Oct 22, 2026 · View company records in RevenueBase
16	Montcalm Montagens Industriais	Exact match	São Paulo, BrazilHQ recorded Oct 22, 2026	1,001-5,000	2,354 contacts →
	Exact match “Fundada em 1971, a Montcalm tem como missão, oferecer soluções de engenharia construtiva para implantação, ampliação e manutenção de indústrias de processos, sempre com o…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17	OCYAN	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 22, 2026	1,001-5,000	2,328 contacts →
	Exact match “A OCYAN atua há décadas na prestação de serviços para o setor de óleo e gás upstream, estruturando suas operações em três frentes de atuação.” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18	SAN Antonio Internacional	Exact match	Comuna 1, ArgentinaHQ recorded Oct 22, 2026	1,001-5,000	2,247 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 · Oct 22, 2026 · View company records in RevenueBase
19	Superior Energy Services	Exact match	Houston, TX, United StatesHQ recorded Oct 22, 2026	1,001-5,000	2,076 contacts →
	Exact match “For oil & gas exploration and production companies worldwide, Superior Energy Services is an oilfield products and services company with global reach, financial stability and…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20	Pt. Meindo Elang Indah	Exact match	Jakarta, IndonesiaHQ recorded Oct 22, 2026	1,001-5,000	2,051 contacts →
	Exact match “PT Meindo Elang Indah is one of the leading EPCI companies in Indonesia, providing fully integrated solutions in Engineering, Procurement, Construction, and Installation services…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21	EMC Egyptian Maintenance Company	Exact match	New Cairo, EgyptHQ recorded Oct 22, 2026	5,001-10,000	1,949 contacts →
	Exact match “Since its foundation in 1997, EMC has become a well-known maintenance and modification service provider to major oil, gas and petrochemical companies, pipeline and refinery…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22	Dietsmann	Exact match	Fontvieille, MonacoHQ recorded Oct 22, 2026	5,001-10,000	1,931 contacts →
	Exact match “Dietsmann is the leading independent specialist in Operation & Maintenance services for continuous-production plant in the oil & gas and power industries with over 40 years of…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23	Groupe Ponticelli Frères	Exact match	FranceHQ recorded Oct 22, 2026	5,001-10,000	1,900 contacts →
	Exact match “The Ponticelli Frères Group is one of the main European service suppliers to companies in the energy (oil and gas, nuclear, renewable energy), industrial (chemical, steelworks…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24	Aarvi Encon	Exact match	Mumbai, IndiaHQ recorded Oct 22, 2026	5,001-10,000	1,862 contacts →
	Exact match “Aarvi Encon has established it's leadership in providing Engineering Consultancy and Technical Assistance to Oil & Gas, Refinery, Petrochemical, Pipelines, Power & Infrastructure…” Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25	Tp-Otc	Exact match	Çankaya, TürkiyeHQ recorded Oct 22, 2026	501-1,000	1,766 contacts →
	Exact match “TP-OTC is established to provide all engineering and technology services for offshore operations in oil and gas industry.” Recorded in the RevenueBase company graph · Oct 22, 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 equipment engineering firms”. 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 19,200 oil and gas equipment engineering firms worldwide

See the full list, filter by size, metro and specialty, and access 127,341 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oil and gas equipment engineering firms worldwide at a glance

As of Oct 22, 2026

17.3%Verified-email coverage

38.4Average contacts per company

11-50Median size (employees)

3.6%Largest-city concentration · Houston

Oct 22, 2026Page data refreshed

Companies by employee count

1-10

5,593

11-50

6,982

51-200

3,992

201-500

1,462

501-1,000

543

1,001-5,000

445

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 equipment engineering firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “oil and gas equipment engineering firms” 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 127,341 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 October 22, 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 equipment engineering firms by location

100 lists · largest first

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

How many oil and gas equipment engineering firms are there worldwide?

RevenueBase identified 19,200 company matches for oil and gas equipment engineering firms worldwide as of October 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?

Baker Hughes 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 equipment engineering firms?

The United States leads with 3,073 companies, followed by Nigeria (1,043) and India (1,007). Every oil and gas equipment engineering firms list by country and city is linked on this page.

Which city has the most oil and gas equipment engineering firms?

Houston leads with 685 company records, followed by Tehran (475) and Port Harcourt (305).

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 127,341 professional contacts with verified work emails tracked across these 19,200 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 October 22, 2026.

Ready to reach these companies? Verified emails and direct dials for all 19,200 oil and gas equipment engineering firms worldwide. Start with a free account, no credit card.

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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.