Company lists · Data refreshed November 2026

Top 25 Petrochemical electrical engineers worldwide

RevenueBase identified 23,453 company matches for petrochemical electrical engineers worldwide as of November 2026 and tracks 414,720 professional contacts across them, including 81,858 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for petrochemical electrical engineers 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 petrochemical electrical engineers 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
23,453Companies
414,720Contacts tracked
81,858Verified emails
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The 25 largest petrochemical electrical engineers worldwide

Ranked by team size
Top 25 of 23,453 company matches for petrochemical electrical engineers 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchGangdong-gu, South KoreaHQ recorded Nov 6, 20265,001-10,0007,517 contacts →

Exact match

“SAMSUNG E&A is one of the world’s leading engineering, procurement, construction and project management (EPC & PM) companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202610001+3,894 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchHouston, LA, United StatesHQ recorded Nov 6, 20265,001-10,0003,819 contacts →

Exact match

“S&B is an engineer and constructor that designs and builds some of the largest and most complex industrial facilities in the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBaton Rouge, LA, United StatesHQ recorded Nov 6, 202610001+3,529 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLisle, IL, United StatesHQ recorded Nov 6, 20261,001-5,0003,019 contacts →

Exact match

“ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWarrington, United KingdomHQ recorded Nov 6, 20261,001-5,0002,207 contacts →

Exact match

“With a strong commitment to sustainability, Bilfinger UK stands out as a premier provider of engineering and maintenance services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchJakarta, TaiwanHQ recorded Nov 6, 20265,001-10,0002,194 contacts →

Exact match

“CTCI (TWSE: 9933, TPEx: 5209, TPEx: 6803) is a global engineering, procurement, and construction (EPC) services provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchKennesaw, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,022 contacts →

Exact match

“ENERCON is a multi-discipline engineering and environmental engineering support services firm focused on delivering safe and efficient solutions for the power, data center and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCairo, EgyptHQ recorded Nov 6, 20261,001-5,0001,986 contacts →

Exact match

“Since its founding in 1982, Shaker has established itself as one of the leading engineering and design firms across the MENA region, with offices in 8 countries and projects…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Nov 6, 20265,001-10,0001,982 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20265,001-10,0001,929 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLyon Cedex 07, FranceHQ recorded Nov 6, 20261,001-5,0001,603 contacts →

Exact match

“Welcome to Ekium!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLimerick, IrelandHQ recorded Nov 6, 20261,001-5,0001,563 contacts →

Exact match

“Founded in 1964, Kirby is a leading Mechanical and Electrical engineering contractor with operations in Ireland, the UK, mainland Europe and South Africa.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMusaffah, United Arab EmiratesHQ recorded Nov 6, 20261,001-5,0001,489 contacts →

Exact match

“Galfar Engineering & Contracting W.L.L Emirates is a multi-discipline Engineering and Construction Company, executing major EPC projects in Oil & Gas and other sectors including…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchJoao Pessoa, BrazilHQ recorded Nov 6, 20261,001-5,0001,471 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 · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCork, IrelandHQ recorded Nov 6, 2026501-1,0001,312 contacts →

Exact match

“Dornan Engineering concentrates on a market where quality is appreciated.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-5001,223 contacts →

Exact match

“Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,165 contacts →

Exact match

“At Gulf Companies, we are driven by our mission to serve a vital role in the global energy industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchKuwaitHQ recorded Nov 6, 20261,001-5,0001,155 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Nov 6, 20261,001-5,0001,087 contacts →

Exact match

“Dashiell is a leading national provider of technical services to the electric utility, power generation, industrial, renewable and energy industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHyderabad, IndiaHQ recorded Nov 6, 20261,001-5,0001,054 contacts →

Exact match

“Petrocon Engineers & Consultants Pvt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchSioux Center, CO, United StatesHQ recorded Nov 6, 20261,001-5,0001,034 contacts →

Exact match

“As a Partner Interstates is your trusted partner for electrical, automation, and operational technology needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSingaporeHQ recorded Nov 6, 202610001+989 contacts →

Exact match

“JEL is a leading engineering and construction company based in Singapore, with a network of companies spanning across Asia, Africa, and the Middle East.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchWaterford, GermanyHQ recorded Nov 6, 20261,001-5,000960 contacts →

Exact match

“Suir Engineering, a trusted partner in excellence with over 40 years of international experience, specialises in electrical, mechanical, instrumentation and high voltage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 2026501-1,000939 contacts →

Exact match

“A TSA destaca-se como uma das maiores empresas no seu setor de atuação.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 23,453 petrochemical electrical engineers worldwide

See the full list, filter by size, metro and specialty, and access 81,858 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Petrochemical electrical engineers worldwide at a glance

As of Nov 6, 2026
19.7%Verified-email coverage
17.7Average contacts per company
11-50Median size (employees)
1.1%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
10,005
11-50
8,456
51-200
3,213
201-500
886
501-1,000
324
1,001-5,000
211
5,001-10,000
27
10001+
20

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 petrochemical electrical engineers are linked below.
What qualifies
Company records worldwide whose business descriptions match “petrochemical electrical engineers” 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 81,858 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.

Petrochemical electrical engineers by location

101 lists · largest first

Every Petrochemical electrical engineers 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 “petrochemical electrical engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many petrochemical electrical engineers are there worldwide?

RevenueBase identified 23,453 company matches for petrochemical electrical engineers 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?

Samsung E&a tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most petrochemical electrical engineers?

Brazil leads with 2,627 companies, followed by the United States (2,068) and India (1,522). Every petrochemical electrical engineers list by country and city is linked on this page.

Which city has the most petrochemical electrical engineers?

Sao Paulo leads with 269 company records, followed by Tehran (228) and Istanbul (167).

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 81,858 professional contacts with verified work emails tracked across these 23,453 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.