Company lists · Data refreshed November 2026

Top 25 Industrial electrical maintenance contractors worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 36,285 companies tracked

RevenueBase identified 36,285 company matches for industrial electrical maintenance contractors worldwide as of November 2026 and tracks 385,216 professional contacts across them, including 83,557 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

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

36,285Companies

385,216Contacts tracked

83,557Verified emails

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The 25 largest industrial electrical maintenance contractors worldwide

Ranked by team size

Top 25 of 36,285 company matches for industrial electrical maintenance contractors 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	Pearce Services	Exact match	Paso Robles, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,767 contacts →
	Exact match “PEARCE from CBRE is the largest national independent provider of outsourced repair, maintenance, and engineering services to critical infrastructure in the renewable energy, power…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	IES Holdings	Exact match	Houston, TX, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,710 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 · Nov 6, 2026 · View company records in RevenueBase
3	Advanced Technology Services ATS	Exact match	Peoria, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,329 contacts →
	Exact match “Advanced Technology Services, Inc.(ATS) is a single source for industrial maintenance, technology and parts, offering a complete solution for support, training, monitoring and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	ELFE	Exact match	Macaé, BrazilHQ recorded Nov 6, 2026	1,001-5,000	2,045 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 · Nov 6, 2026 · View company records in RevenueBase
5	NAES	Exact match	Issaquah, DE, United StatesHQ recorded Nov 6, 2026	1,001-5,000	2,037 contacts →
	Exact match “NAES is the power generation industry’s largest independent services provider, with more than 40 years of experience managing risk and turning it into profits.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Araujo Abreu Engenharia	Exact match	Rio De Janeiro, BrazilHQ recorded Nov 6, 2026	1,001-5,000	2,017 contacts →
	Exact match “A Araujo Abreu foi fundada em 1922.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	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
8	Engelmig Energia	Exact match	Belo Horizonte, BrazilHQ recorded Nov 6, 2026	5,001-10,000	1,929 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
9	Power Plant Services	Exact match	Melrose Park, IL, United StatesHQ recorded Nov 6, 2026	n/a	1,518 contacts →
	Exact match “We are a full service turnkey provider for the power generation industry and those industries generating their own power as a means to an end.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	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
11	Universal Plant Services	Exact match	Deer Park, TX, United StatesHQ recorded Nov 6, 2026	501-1,000	1,418 contacts →
	Exact match “Universal Plant Services (UPS) is the industry's foremost specialists in rotating and reciprocating equipment services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	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
13	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
14	Actom PTY LTD	Exact match	Knights, South AfricaHQ recorded Nov 6, 2026	5,001-10,000	1,349 contacts →
	Exact match “ACTOM (Pty) Ltd is the largest manufacturer, solution provider, repairer and distributor of electro-mechanical equipment in Africa, employing about 7 500 people with an annual…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	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
16	Nidec Conversion	Exact match	Cinisello Balsamo, ItalyHQ recorded Nov 6, 2026	1,001-5,000	1,257 contacts →
	Exact match “Nidec Conversion is a Business Unit of Nidec Corporation, a global Japanese manufacturer and distributor of electric motors with employees and plants/offices in +40 countries in…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Irmãos Passaúra S A	Exact match	Curitiba, BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,209 contacts →
	Exact match “Empresa de Montagem e Manutenção Industrial” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Integrated Power Services	Exact match	Greenville, FL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,182 contacts →
	Exact match “Integrated Power Services (IPS) is a leading provider of single-source electromechanical, power management, and renewable energy solutions, helping customers improve the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	MKS Soluções Integradas S.A	Exact match	Camaçari, BrazilHQ recorded Nov 6, 2026	501-1,000	1,049 contacts →
	Exact match “No mercado desde 1994, somos uma empresa que oferece soluções integradas de engenharia nas áreas de manutenção, construção e montagem eletromecânica e serviços especializados de…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Interstates	Exact match	Sioux Center, CO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,034 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
21	Quant Service	Exact match	Stockholm, SwedenHQ recorded Nov 6, 2026	1,001-5,000	980 contacts →
	Exact match “We are Quant – your maintenance partner.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	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
23	PT Jaya Teknik Indonesia	Exact match	Jakarta, IndonesiaHQ recorded Nov 6, 2026	201-500	913 contacts →
	Exact match “Pt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	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
25	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

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 “industrial electrical maintenance 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 36,285 industrial electrical maintenance contractors worldwide

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Industrial electrical maintenance contractors worldwide at a glance

As of Nov 6, 2026

21.7%Verified-email coverage

10.6Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

16,642

11-50

13,146

51-200

4,223

201-500

881

501-1,000

243

1,001-5,000

166

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 industrial electrical maintenance contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “industrial electrical maintenance 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 83,557 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.

Industrial electrical maintenance contractors by location

101 lists · largest first

Every Industrial electrical maintenance 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 “industrial electrical maintenance contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial electrical maintenance contractors are there worldwide?

RevenueBase identified 36,285 company matches for industrial electrical maintenance contractors 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?

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

Which country has the most industrial electrical maintenance contractors?

The United States leads with 8,275 companies, followed by the United Kingdom (3,655) and Brazil (2,570). Every industrial electrical maintenance contractors list by country and city is linked on this page.

Which city has the most industrial electrical maintenance contractors?

Sao Paulo leads with 267 company records, followed by London (225) and Houston (155).

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 83,557 professional contacts with verified work emails tracked across these 36,285 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.