Company lists · Data refreshed September 2026

Top 25 Electrical contracting firms worldwide

Name: Electrical contracting firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 47,747 companies tracked

RevenueBase identified 47,747 company matches for electrical contracting firms worldwide as of September 2026 and tracks 407,912 professional contacts across them, including 96,257 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for electrical contracting 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 September 19, 2026. Country and city lists for electrical contracting 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 Sep 19, 2026 How this list was built

47,747Companies

407,912Contacts tracked

96,257Verified emails

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The 25 largest electrical contracting firms worldwide

Ranked by team size

Top 25 of 47,747 company matches for electrical contracting firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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	Rosendin	Exact match	San Jose, CA, United StatesHQ recorded Sep 19, 2026	10001+	4,437 contacts →
	Exact match “Since 1919, Rosendin has created a reputation for building quality electrical and communications installations, building value for clients, and building people.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	MMR Group	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 19, 2026	5,001-10,000	3,186 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 · Sep 19, 2026 · View company records in RevenueBase
3	IES Holdings	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	5,001-10,000	2,567 contacts →
	Exact match “IES Holdings, Inc.(formerly known as Integrated Electrical Services, Inc.) provides electrical contracting services to commercial, industrial, and residential customers in the…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
4	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Sep 19, 2026	5,001-10,000	1,818 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 · Sep 19, 2026 · View company records in RevenueBase
5	Quanta Services, INC	Exact match	Houston, TX, United StatesHQ recorded Sep 19, 2026	10001+	1,783 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 · Sep 19, 2026 · View company records in RevenueBase
6	Helix Electric	Exact match	San Diego, CA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,560 contacts →
	Exact match “Helix Electric is an award-winning electrical contractor specializing in design-build and highly complex electrical projects throughout the United States.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Kirby Group Engineering	Exact match	Limerick, IrelandHQ recorded Sep 19, 2026	1,001-5,000	1,486 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 · Sep 19, 2026 · View company records in RevenueBase
8	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Sep 19, 2026	1,001-5,000	1,298 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 · Sep 19, 2026 · View company records in RevenueBase
9	Facility Solutions Group	Exact match	Austin, TX, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,276 contacts →
	Exact match “Big jobs, complex systems, tight timelines.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	J Brand LTD	Exact match	London, United KingdomHQ recorded Sep 19, 2026	n/a	1,245 contacts →
	Exact match “Originally set up in 1933 by Joseph Brand as an electrical contracting and repair business in Margaret Street W1, the company today still operates today with the same guiding…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Bergelectric	Exact match	Carlsbad, CA, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,182 contacts →
	Exact match “Since their inception in 1946, Bergelectric has made its mark on the construction industry by providing the highest quality electrical and technology contracting.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	MJ Quinn	Exact match	Prescot, United KingdomHQ recorded Sep 19, 2026	1,001-5,000	1,126 contacts →
	Exact match “At MJ Quinn we believe in creating great connections, with our customers, our people and our world.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	MYR Group	Exact match	Thornton, CO, United StatesHQ recorded Sep 19, 2026	5,001-10,000	1,092 contacts →
	Exact match “With roots dating to 1891 and 8,500+ employees, MYR Group Inc.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	Walker Engineering	Exact match	Irving, TX, United StatesHQ recorded Sep 19, 2026	1,001-5,000	1,049 contacts →
	Exact match “Walker Engineering has a solid reputation in the industry that is based on over 45 years of delivering top notch electrical work for a fair and competitive price.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Anel Group	Exact match	İstanbul, TürkiyeHQ recorded Sep 19, 2026	1,001-5,000	867 contacts →
	Exact match “Founded by Rıdvan Çelikel in 1986, Anel is a global contracting company with its expertise in MEP systems in large scale and challenging projects.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Loja Elétrica Ltda	Exact match	Belo Horizonte, BrazilHQ recorded Sep 19, 2026	1,001-5,000	827 contacts →
	Exact match “Empresa genuinamente mineira, a Loja Elétrica está no mercado desde 1947 e hoje conta com 9 filiais e 6 lojas “in company”.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Sturgeon Electric Company, INC	Exact match	Henderson, CO, United StatesHQ recorded Sep 19, 2026	1,001-5,000	806 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	Flanders	Exact match	Evansville, IN, United StatesHQ recorded Sep 19, 2026	501-1,000	789 contacts →
	Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Sep 19, 2026	n/a	782 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	BK Gulf LLC	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 19, 2026	5,001-10,000	774 contacts →
	Exact match “Established in 1978, BK Gulf LLC is a leading contractor in electrical, mechanical, instrumentation and building services within the UAE & Middle East market.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	PT Jaya Teknik Indonesia	Exact match	Jakarta, IndonesiaHQ recorded Sep 19, 2026	201-500	774 contacts →
	Exact match “Pt.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Archkey Solutions	Exact match	St. Louis, MO, United StatesHQ recorded Sep 19, 2026	1,001-5,000	744 contacts →
	Exact match “ArchKey, one of the largest privately held specialty trade installation and facilities services companies in the United States, is a leader in designing, building, and maintaining…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	SEL Construction Corporation	Exact match	Loomis, CA, United StatesHQ recorded Sep 19, 2026	n/a	722 contacts →
	Exact match “Experienced commercial contractor specializing in renewable energy, electrical, and roofing projects for privately-owned buildings as well as state/local government buildings in…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Sonepar España	Exact match	Leganés, SpainHQ recorded Sep 19, 2026	1,001-5,000	715 contacts →
	Exact match “Sonepar Ibérica ofrece a los profesionales la gama más completa de productos y soluciones para los sectores residencial, industrial y terciario.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Prism Electric	Exact match	Garland, TX, United StatesHQ recorded Sep 19, 2026	1,001-5,000	687 contacts →
	Exact match “Our story began in 1994 with a simple vision: Build a company that does things right.” Recorded in the RevenueBase company graph · Sep 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 “electrical contracting 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 47,747 electrical contracting firms worldwide

See the full list, filter by size, metro and specialty, and access 96,257 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical contracting firms worldwide at a glance

As of Sep 19, 2026

23.6%Verified-email coverage

8.5Average contacts per company

1-10Median size (employees)

0.7%Largest-city concentration · London

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

24,235

11-50

16,069

51-200

5,047

201-500

1,037

501-1,000

308

1,001-5,000

198

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 electrical contracting firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “electrical contracting 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 96,257 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 September 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.

Electrical contracting firms by location

123 lists · largest first

Every Electrical contracting 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 “electrical contracting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical contracting firms are there worldwide?

RevenueBase identified 47,747 company matches for electrical contracting firms worldwide as of September 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?

Rosendin tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most electrical contracting firms?

The United States leads with 11,688 companies, followed by the United Kingdom (5,591) and Australia (2,282). Every electrical contracting firms list by country and city is linked on this page.

Which city has the most electrical contracting firms?

London leads with 356 company records, followed by Sao Paulo (248) and Houston (175).

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 96,257 professional contacts with verified work emails tracked across these 47,747 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 September 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.