Company lists · Data refreshed November 2026

Top 25 Facility electrical maintenance companies worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 22,998 companies tracked

RevenueBase identified 22,998 company matches for facility electrical maintenance companies worldwide as of November 2026 and tracks 211,164 professional contacts across them, including 51,708 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for facility 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 November 6, 2026. Country and city lists for facility 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 Nov 6, 2026 How this list was built

22,998Companies

211,164Contacts tracked

51,708Verified emails

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The 25 largest facility electrical maintenance companies worldwide

Ranked by team size

Top 25 of 22,998 company matches for facility electrical maintenance companies 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Grupo RCS	Exact match	Brasilia, BrazilHQ recorded Nov 6, 2026	5,001-10,000	1,973 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 · Nov 6, 2026 · View company records in RevenueBase
2	Modern Niagara	Exact match	Kanata, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,642 contacts →
	Exact match “We build for life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Emcor Group, INC	Exact match	Norwalk, CT, United StatesHQ recorded Nov 6, 2026	10001+	1,493 contacts →
	Exact match “A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Ainsworth INC	Exact match	Toronto, QC, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,464 contacts →
	Exact match “Our customers depend on their buildings, industrial assets, processes, and energy management, to help them meet competitive challenges.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Comfort Systems USA	Exact match	Houston, IN, United StatesHQ recorded Nov 6, 2026	10001+	1,407 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Nov 6, 2026	1,001-5,000	1,385 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 · Nov 6, 2026 · View company records in RevenueBase
7	Facility Solutions Group	Exact match	Austin, KS, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,345 contacts →
	Exact match “Big jobs, complex systems, tight timelines.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Shermco Industries	Exact match	Irving, OK, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,324 contacts →
	Exact match “Shermco Industries is a provider of safe, reliable testing, repair, professional training, electrical outage planning, maintenance and analysis of rotating apparatus and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Bravida Norge AS	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	1,001-5,000	934 contacts →
	Exact match “Bravida gir bygninger liv.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Archkey Solutions	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	928 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 · Nov 6, 2026 · View company records in RevenueBase
11	FMCO	Exact match	Dammam, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	924 contacts →
	Exact match “FMCO is a multidisciplinary company that deals with the coordination of works between buildings, individuals, infrastructure, energy, water and drainage services in order to…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Flanders	Exact match	Evansville, United StatesHQ recorded Nov 6, 2026	501-1,000	849 contacts →
	Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Fredon	Exact match	Silverwater, AustraliaHQ recorded Nov 6, 2026	1,001-5,000	845 contacts →
	Exact match “Fredon is an Australian leader in Electrical, HVAC, Infrastructure and Technology services, backed by 24/7 national maintenance capability.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Nov 6, 2026	n/a	787 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Linc Facility Services	Exact match	United StatesHQ recorded Nov 6, 2026	1,001-5,000	764 contacts →
	Exact match “The Linc Group is an award-winning provider of integrated facilities management, HVAC and building systems services, lighting and electrical solutions, and other support services…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Emco Qatar	Exact match	Doha, QatarHQ recorded Nov 6, 2026	1,001-5,000	755 contacts →
	Exact match “In the year 2002, realizing the need for Specialized Refurbishment, Repairs, & Maintenance Services of Oil Industries, Commercial and Residential Complexes.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Universal Voltas LLC	Exact match	Abu Dhabi, United Arab EmiratesHQ recorded Nov 6, 2026	1,001-5,000	705 contacts →
	Exact match “Universal Voltas is a leader in Electromechanical Projects and Facility Management Services, providing state of the art solutions to its clients.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Temon Serviços	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	1,001-5,000	694 contacts →
	Exact match “A Temon Serviços é a empresa líder na engenharia de manutenção e operação de sistemas prediais de alta complexidade.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Electric Power Systems	Exact match	Maryland Heights, MI, United StatesHQ recorded Nov 6, 2026	501-1,000	678 contacts →
	Exact match “Electric Power Systems is an independent electrical testing & engineering organization.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	HOULE	Exact match	Burnaby, BC, CanadaHQ recorded Nov 6, 2026	501-1,000	669 contacts →
	Exact match “At Houle, we are passionate about bringing communities to life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Temon Técnica DE Montagens E Construções	Exact match	Sao Paulo, BrazilHQ recorded Nov 6, 2026	1,001-5,000	664 contacts →
	Exact match “Desde 1978 atuando na execução de Instalações Elétricas e Hidráulicas, a Temon conseguiu firmar sua marca nesse mercado com participação em mais de obras por todo Brasil e…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Scania Industrial Maintenance AB	Exact match	Södertälje, SwedenHQ recorded Nov 6, 2026	501-1,000	650 contacts →
	Exact match “Scania Industrial Maintenance support Scania in Sweden with technical services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Alterman, INC	Exact match	Live Oak, TX, United StatesHQ recorded Nov 6, 2026	501-1,000	632 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 · Nov 6, 2026 · View company records in RevenueBase
24	Colonialwebb	Exact match	Richmond, VA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	595 contacts →
	Exact match “ColonialWebb is built on a simple belief: when people feel like they belong and have a purpose, they can achieve almost anything.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Tata Consultancy Service TCS	Exact match	Nagpur, IndiaHQ recorded Nov 6, 2026	51-200	592 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 · Nov 6, 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 “facility 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 22,998 facility electrical maintenance companies worldwide

See the full list, filter by size, metro and specialty, and access 51,708 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Facility electrical maintenance companies worldwide at a glance

As of Nov 6, 2026

24.5%Verified-email coverage

9.2Average contacts per company

11-50Median size (employees)

0.8%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

11,109

11-50

8,232

51-200

2,301

201-500

425

501-1,000

119

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 facility electrical maintenance companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “facility 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 51,708 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 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.

Facility electrical maintenance companies by location

54 lists · largest first

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

How many facility electrical maintenance companies are there worldwide?

RevenueBase identified 22,998 company matches for facility electrical maintenance companies 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?

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

Which country has the most facility electrical maintenance companies?

The United States leads with 5,091 companies, followed by the United Kingdom (2,476) and Italy (1,697). Every facility electrical maintenance companies list by country and city is linked on this page.

Which city has the most facility electrical maintenance companies?

London leads with 179 company records, followed by Sao Paulo (179) and Dubai (176).

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 51,708 professional contacts with verified work emails tracked across these 22,998 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.