Company lists · Data refreshed October 2026

Top 25 Building electrical maintenance companies worldwide

Name: Building electrical maintenance companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 9, 2026 23,075 companies tracked

RevenueBase identified 23,075 company matches for building electrical maintenance companies worldwide as of October 2026 and tracks 133,172 professional contacts across them, including 27,708 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for building electrical maintenance 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 October 9, 2026. Country and city lists for building electrical maintenance 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 Oct 9, 2026 How this list was built

23,075Companies

133,172Contacts tracked

27,708Verified emails

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The 25 largest building electrical maintenance companies worldwide

Ranked by team size

Top 25 of 23,075 company matches for building electrical maintenance companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 9, 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	IES Holdings	Exact match	Houston, TX, United StatesHQ recorded Oct 9, 2026	5,001-10,000	2,661 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 · Oct 9, 2026 · View company records in RevenueBase
2	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Oct 9, 2026	n/a	778 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
3	Alterman, INC	Exact match	Live Oak, TX, United StatesHQ recorded Oct 9, 2026	501-1,000	615 contacts →
	Exact match “Since 1923, Alterman has provided electrical construction on many of San Antonio and Austin's most impressive landmarks and contemporary structures.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
4	CSI Electrical Contractors, INC	Exact match	Santa Fe Springs, CA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	585 contacts →
	Exact match “Founded in 1990, CSI has become a leader in highly technical and innovative electrical design and construction.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
5	Tata Consultancy Service TCS	Exact match	Nagpur, IndiaHQ recorded Oct 9, 2026	51-200	566 contacts →
	Exact match “Tata Consultancy Service(TCS) Plumbing / Remodeling / Repair / Maintenance of residential electrical wiring maintenance services, electrical panel maintenance & lighting…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
6	Hunt Electric	Exact match	Eagan, MN, United StatesHQ recorded Oct 9, 2026	1,001-5,000	565 contacts →
	Exact match “Hunt Electric is a national electrical design, build, and maintenance firm based in Eagan, MN.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
7	Nrgi Elcon	Exact match	Brabrand, DenmarkHQ recorded Oct 9, 2026	1,001-5,000	524 contacts →
	Exact match “EL:CON is a solid, nationwide electrical installation company – both in regards to competences and economy.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
8	B. Tobace Instalações Elétricas E Telefônicas Ltda	Exact match	Jaboticabal, BrazilHQ recorded Oct 9, 2026	1,001-5,000	521 contacts →
	Exact match “B.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
9	ACE Electric, INC	Exact match	Valdosta, GA, United StatesHQ recorded Oct 9, 2026	1,001-5,000	486 contacts →
	Exact match “Ace Electric is a family-owned/operated electrical contractor performing safe and high-quality work for clients throughout the United States.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
10	Inglett & Stubbs	Exact match	Mableton, GA, United StatesHQ recorded Oct 9, 2026	501-1,000	464 contacts →
	Exact match “Inglett & Stubbs LLC is a recognized leader in the electrical construction industry today.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
11	Guarantee Electrical Company	Exact match	St. Louis, MO, United StatesHQ recorded Oct 9, 2026	501-1,000	447 contacts →
	Exact match “A full-service electrical contractor since 1902, providing capability, performance, and legendary innovation in new construction, design-build, low-voltage systems, energy…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
12	Strada Services	Exact match	Sanford, FL, United StatesHQ recorded Oct 9, 2026	1,001-5,000	415 contacts →
	Exact match “Strada Services is a full service electrical, security, and air conditioning contracting company servicing residential, commercial, and industrial customers in Florida and in the…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
13	Marathon Electrical Contractors	Exact match	Irondale, AL, United StatesHQ recorded Oct 9, 2026	501-1,000	345 contacts →
	Exact match “Marathon Electrical Contractors has been in business since 1987 and is a full service electrical contracting company.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
14	Magna IV Engineering, A Sunbelt Solomon Company	Exact match	Edmonton, AB, CanadaHQ recorded Oct 9, 2026	201-500	344 contacts →
	Exact match “Delivering confidence for over 40 years.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
15	BIG State Electric, LTD	Exact match	San Antonio, TX, United StatesHQ recorded Oct 9, 2026	1,001-5,000	333 contacts →
	Exact match “Since our founding in 1966, Big State Electric Ltd.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
16	Mr. Electric	Exact match	Waco, TX, United StatesHQ recorded Oct 9, 2026	1,001-5,000	318 contacts →
	Exact match “Residential and Commercial Services Since 1994, the professional electricians at Mr.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
17	Wilson Electric Services Corp	Exact match	Tempe, AZ, United StatesHQ recorded Oct 9, 2026	501-1,000	291 contacts →
	Exact match “We are more than an Electrical Contractor…We’re Your Partner As employee-owners we build your project as if it were our own.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
18	Titan Electric	Exact match	Itasca, IL, United StatesHQ recorded Oct 9, 2026	501-1,000	284 contacts →
	Exact match “Electrical and communication services including design, installation, testing, long-term service, and maintenance.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
19	Starr Electric Company, INC	Exact match	Greensboro, NC, United StatesHQ recorded Oct 9, 2026	501-1,000	283 contacts →
	Exact match “Established in 1928, Starr Electric Company, Inc.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
20	Intermountain Electric, Inc. IME	Exact match	Denver, CO, United StatesHQ recorded Oct 9, 2026	501-1,000	281 contacts →
	Exact match “Intermountain Electric (IME) is a full-service electrical contractor known for craftsmanship, ingenuity, and trusted delivery.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
21	ELCO	Exact match	Kehlen, LuxembourgHQ recorded Oct 9, 2026	201-500	257 contacts →
	Exact match “Electrical installations in buildings Heating Climatisation Facility Management” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
22	Interstate Electrical Services Corporation	Exact match	North Billerica, MA, United StatesHQ recorded Oct 9, 2026	501-1,000	252 contacts →
	Exact match “Interstate Electrical Services Corporation is the largest privately held electrical services company in greater New England, employing over 750 skilled professionals across eight…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
23	B&d Industries, INC	Exact match	Albuquerque, NM, United StatesHQ recorded Oct 9, 2026	1,001-5,000	249 contacts →
	Exact match “After serving clients for over 60 years, we are more than just a company – we are a service business.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
24	Paynecrest Electric	Exact match	St. Louis, MO, United StatesHQ recorded Oct 9, 2026	501-1,000	235 contacts →
	Exact match “Our roots as a company flourished in St.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase
25	Taft Electric CO	Exact match	Ventura, CA, United StatesHQ recorded Oct 9, 2026	501-1,000	234 contacts →
	Exact match “Taft Electric Company has been a proud member of NECA and the IBEW, serving the construction industry for over 75 years.” Recorded in the RevenueBase company graph · Oct 9, 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 “building electrical maintenance 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 23,075 building electrical maintenance companies worldwide

See the full list, filter by size, metro and specialty, and access 27,708 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building electrical maintenance companies worldwide at a glance

As of Oct 9, 2026

20.8%Verified-email coverage

5.8Average contacts per company

1-10Median size (employees)

1.0%Largest-city concentration · London

Oct 9, 2026Page data refreshed

Companies by employee count

1-10

13,294

11-50

7,292

51-200

1,719

201-500

232

501-1,000

1,001-5,000

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 building electrical maintenance companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “building electrical maintenance 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 27,708 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 9, 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.

Building electrical maintenance companies by location

51 lists · largest first

Every Building electrical maintenance 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 “building electrical maintenance companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building electrical maintenance companies are there worldwide?

RevenueBase identified 23,075 company matches for building electrical maintenance companies 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?

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

Which country has the most building electrical maintenance companies?

The United States leads with 6,501 companies, followed by the United Kingdom (3,192) and Australia (1,173). Every building electrical maintenance companies list by country and city is linked on this page.

Which city has the most building electrical maintenance companies?

London leads with 226 company records, followed by Sao Paulo (101) and Houston (96).

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 27,708 professional contacts with verified work emails tracked across these 23,075 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 9, 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.