Company lists · Data refreshed October 2026

Top 25 Oil and gas electrical contractors worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Oct 19, 2026 33,665 companies tracked

RevenueBase identified 33,665 company matches for oil and gas electrical contractors worldwide as of October 2026 and tracks 440,935 professional contacts across them, including 86,741 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for oil and gas electrical contractors 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 19, 2026. Country and city lists for oil and gas electrical contractors 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 19, 2026 How this list was built

33,665Companies

440,935Contacts tracked

86,741Verified emails

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The 25 largest oil and gas electrical contractors worldwide

Ranked by team size

Top 25 of 33,665 company matches for oil and gas electrical contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 19, 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	MMR Group	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 19, 2026	5,001-10,000	3,379 contacts →
	Exact match “At MMR we believe that no matter how much you achieve, you should never forget where you came from.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
2	Estrutural	Exact match	Porto Alegre, BrazilHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
3	Qatar Engineering & Construction Company W.L.L	Exact match	Ras Laffan Industrial City (rlic), QatarHQ recorded Oct 19, 2026	5,001-10,000	2,397 contacts →
	Exact match “Qatar Engineering & Construction Company (Qcon) is the leading National EPC & Maintenance Contractor in the Oil & Gas, Petrochemical, Fertilizer and Power industries.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
4	Montcalm Montagens Industriais	Exact match	São Paulo, BrazilHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
5	ELFE	Exact match	Macaé, BrazilHQ recorded Oct 19, 2026	1,001-5,000	2,006 contacts →
	Exact match “No mercado há mais de duas décadas, a Axia é uma empresa nacional com atuação em operação e manutenção industrial.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
6	Dietsmann	Exact match	Fontvieille, MonacoHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
7	Quanta Services, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 19, 2026	10001+	1,901 contacts →
	Exact match “Quanta Services (NYSE: PWR) is the leading specialty contractor with the largest and highly trained skilled workforce in North America, providing fully integrated solutions for…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
8	Groupe Ponticelli Frères	Exact match	FranceHQ recorded Oct 19, 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 19, 2026 · View company records in RevenueBase
9	Araujo Abreu Engenharia	Exact match	Rio De Janeiro, BrazilHQ recorded Oct 19, 2026	1,001-5,000	1,886 contacts →
	Exact match “A Araujo Abreu foi fundada em 1922.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
10	Grupo RCS	Exact match	Brasilia, BrazilHQ recorded Oct 19, 2026	5,001-10,000	1,870 contacts →
	Exact match “A RCS é uma empresa de Engenharia especializada em oferecer serviços técnicos de missão crítica com alta tecnologia aplicada, para clientes que necessitam manter suas atividades…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
11	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Oct 19, 2026	5,001-10,000	1,854 contacts →
	Exact match “A Engelmig foi fundada em 1985 com o objetivo de prestar serviços de engenharia em redes de distribuição de energia elétrica.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
12	Dialog Group Berhad	Exact match	Petaling Jaya, MalaysiaHQ recorded Oct 19, 2026	1,001-5,000	1,599 contacts →
	Exact match “DIALOG is a leading integrated technical service provider to the energy sector, in Malaysia and internationally.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
13	Dragados Offshore	Exact match	11510 Puerto Real, SpainHQ recorded Oct 19, 2026	1,001-5,000	1,538 contacts →
	Exact match “Founded in 1972, Dragados Offshore S.A.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
14	Sendan International Company	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Oct 19, 2026	1,001-5,000	1,485 contacts →
	Exact match “Founded in 1994, Sendan has rapidly grown from a modest contractor to a reputable General Contractor for Plant Construction and Maintenance.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
15	ISC Constructors, L.L.C	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 19, 2026	1,001-5,000	1,435 contacts →
	Exact match “ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
16	Control Construções Ltda	Exact match	Joao Pessoa, BrazilHQ recorded Oct 19, 2026	1,001-5,000	1,368 contacts →
	Exact match “Fundada em na cidade de João Pessoa, a empresa se tornou especialista nas áreas de construção e prestação de serviços no setor elétrico.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
17	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Oct 19, 2026	1,001-5,000	1,342 contacts →
	Exact match “Bravida Danmark er blandt landets største tekniske installations- og servicevirksomheder med over medarbejdere i byer landet over, og vi er en arbejdsplads, der har plads til alle.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
18	Arabian Industries	Exact match	Alkhuwair, OmanHQ recorded Oct 19, 2026	10001+	1,330 contacts →
	Exact match “We deliver engineered solutions for the oil, gas and industrialised sectors through our manufacturing, EPC Projects, Maintenance & Turnarounds, Logistics & Rig Moving and Support…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
19	Facility Solutions Group	Exact match	Austin, TX, United StatesHQ recorded Oct 19, 2026	1,001-5,000	1,294 contacts →
	Exact match “Big jobs, complex systems, tight timelines.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
20	AL Turki Enterprises L.L.C	Exact match	United StatesHQ recorded Oct 19, 2026	1,001-5,000	1,268 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 · Oct 19, 2026 · View company records in RevenueBase
21	Haug S.A	Exact match	Lurín, PeruHQ recorded Oct 19, 2026	1,001-5,000	1,227 contacts →
	Exact match “Contamos con más de 75 años construyendo progreso en sectores estratégicos como minería, energía, petróleo y gas.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
22	Irmãos Passaúra S A	Exact match	Curitiba, BrazilHQ recorded Oct 19, 2026	1,001-5,000	1,167 contacts →
	Exact match “Empresa de Montagem e Manutenção Industrial” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
23	Valard Construction	Exact match	Edmonton, AB, CanadaHQ recorded Oct 19, 2026	1,001-5,000	1,135 contacts →
	Exact match “Headquartered in Edmonton, Alberta - Valard is Canada’s premier utility contractor, with full-service capabilities for transmission, distribution, substations, foundations…” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
24	Imco Engineering & Construction CO W.L.L	Exact match	KuwaitHQ recorded Oct 19, 2026	1,001-5,000	1,130 contacts →
	Exact match “Established in 1970, IMCO started as a pioneer in the Industrial Electrical and Instrumentation Fields in Kuwait.” Recorded in the RevenueBase company graph · Oct 19, 2026 · View company records in RevenueBase
25	Medgulf Construction Co. WLL	Exact match	Doha, QatarHQ recorded Oct 19, 2026	1,001-5,000	1,129 contacts →
	Exact match “Medgulf Construction Company ( W.L.L.) is wholly owned Qatari Company established in September 1975.” Recorded in the RevenueBase company graph · Oct 19, 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 electrical contractors”. 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 33,665 oil and gas electrical contractors worldwide

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Oil and gas electrical contractors worldwide at a glance

As of Oct 19, 2026

19.7%Verified-email coverage

13.1Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Oct 19, 2026Page data refreshed

Companies by employee count

1-10

14,317

11-50

12,515

51-200

4,539

201-500

1,166

501-1,000

388

1,001-5,000

276

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 electrical contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “oil and gas electrical contractors” 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 86,741 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 19, 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 electrical contractors by location

86 lists · largest first

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

How many oil and gas electrical contractors are there worldwide?

RevenueBase identified 33,665 company matches for oil and gas electrical contractors 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?

MMR Group 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 electrical contractors?

The United States leads with 5,307 companies, followed by the United Kingdom (2,651) and Brazil (2,176). Every oil and gas electrical contractors list by country and city is linked on this page.

Which city has the most oil and gas electrical contractors?

Sao Paulo leads with 235 company records, followed by Houston (167) and London (136).

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 86,741 professional contacts with verified work emails tracked across these 33,665 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 19, 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.