Company lists · Data refreshed October 2026

Top 25 Industrial electrical inspection services worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Oct 16, 2026 23,095 companies tracked

RevenueBase identified 23,095 company matches for industrial electrical inspection services worldwide as of October 2026 and tracks 167,588 professional contacts across them, including 35,652 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for industrial electrical inspection services 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 16, 2026. Country and city lists for industrial electrical inspection services 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 16, 2026 How this list was built

23,095Companies

167,588Contacts tracked

35,652Verified emails

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The 25 largest industrial electrical inspection services worldwide

Ranked by team size

Top 25 of 23,095 company matches for industrial electrical inspection services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 16, 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 16, 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 16, 2026 · View company records in RevenueBase
2	Kinectrics	Exact match	Toronto, ON, CanadaHQ recorded Oct 16, 2026	1,001-5,000	1,339 contacts →
	Exact match “Kinectrics is an integrated lifecycle management services company providing testing, inspection, certification and engineering consulting for the electric power generation…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3	Shermco Industries	Exact match	Irving, TX, United StatesHQ recorded Oct 16, 2026	1,001-5,000	1,263 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 · Oct 16, 2026 · View company records in RevenueBase
4	Flanders	Exact match	Evansville, IN, United StatesHQ recorded Oct 16, 2026	501-1,000	828 contacts →
	Exact match “FLANDERS, Leverage our legacy.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5	Sigma S.A. Chile	Exact match	Santiago, ChileHQ recorded Oct 16, 2026	201-500	826 contacts →
	Exact match “Somos una empresa de excelencia que desarrolla servicios integrales de Estudios Eléctricos, ingeniería, montaje industrial, geomensura, apoyo profesional, inspección técnica y…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6	Elec-Tech Electrical Contractors	Exact match	Long Beach, CA, United StatesHQ recorded Oct 16, 2026	n/a	778 contacts →
	Exact match “WELCOME TO OUR WEBSITE!” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7	Loenbro	Exact match	Westminster, CO, United StatesHQ recorded Oct 16, 2026	1,001-5,000	730 contacts →
	Exact match “Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8	Electric Power Systems	Exact match	Maryland Heights, MO, United StatesHQ recorded Oct 16, 2026	501-1,000	666 contacts →
	Exact match “Electric Power Systems is an independent electrical testing & engineering organization.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9	Cache Valley Electric	Exact match	Logan, UT, United StatesHQ recorded Oct 16, 2026	1,001-5,000	662 contacts →
	Exact match “As one of the nation’s premier electrical contractors, we don’t just provide high-quality services.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10	HOULE	Exact match	Burnaby, BC, CanadaHQ recorded Oct 16, 2026	501-1,000	654 contacts →
	Exact match “At Houle, we are passionate about bringing communities to life.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11	Temon Técnica DE Montagens E Construções	Exact match	Sao Paulo, BrazilHQ recorded Oct 16, 2026	1,001-5,000	646 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 · Oct 16, 2026 · View company records in RevenueBase
12	Oceaneering Asset Integrity	Exact match	Bergen, NorwayHQ recorded Oct 16, 2026	5,001-10,000	630 contacts →
	Exact match “Oceaneering Asset Integrity is one of the largest providers of Integrity and Inspection Services in the world.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13	Alterman, INC	Exact match	Live Oak, TX, United StatesHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
14	CSI Electrical Contractors, INC	Exact match	Santa Fe Springs, CA, United StatesHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
15	Tata Consultancy Service TCS	Exact match	Nagpur, IndiaHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
16	Trace Group S.A	Exact match	Neuquén, ArgentinaHQ recorded Oct 16, 2026	201-500	490 contacts →
	Exact match “Trace Group, fundada en 2008 como parte del grupo Clusterciar, es una empresa dedicada a la supervisión e inspección técnica para la industria bajo rigurosos estándares de calidad…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17	ACE Electric, INC	Exact match	Valdosta, GA, United StatesHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
18	Amteck, LLC	Exact match	Lexington, KY, United StatesHQ recorded Oct 16, 2026	501-1,000	483 contacts →
	Exact match “Amteck is one of Kentucky’s largest privately held electrical construction firms, providing design-build electrical construction services for a wide variety of facilities…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
19	E-J Electric Installation CO	Exact match	Long Island City, NY, United StatesHQ recorded Oct 16, 2026	1,001-5,000	471 contacts →
	Exact match “The E-J Group is active in all facets of electrical contracting, bringing experience, expertise, and a national reputation to projects that range in size up to more than $1…” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
20	Guarantee Electrical Company	Exact match	St. Louis, MO, United StatesHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
21	Quartzelec Limited	Exact match	Rugby, United KingdomHQ recorded Oct 16, 2026	501-1,000	438 contacts →
	Exact match “Quartzelec is a leading independent electrical engineering group delivering solutions and services in both UK and global markets.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
22	Strada Services	Exact match	Sanford, FL, United StatesHQ recorded Oct 16, 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 16, 2026 · View company records in RevenueBase
23	Ingener	Exact match	Montevideo, UruguayHQ recorded Oct 16, 2026	501-1,000	409 contacts →
	Exact match “Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
24	Waygate Technologies	Exact match	Hürth, GermanyHQ recorded Oct 16, 2026	1,001-5,000	395 contacts →
	Exact match “Waygate Technologies, a Baker Hughes business, is an industrial inspection solutions company and the world leader in non-destructive testing (NDT).” Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
25	DP Electric INC	Exact match	Tempe, AZ, United StatesHQ recorded Oct 16, 2026	1,001-5,000	388 contacts →
	Exact match “DP Electric (DPE) has a long history as a dedicated trade partner.” Recorded in the RevenueBase company graph · Oct 16, 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 inspection services”. 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 23,095 industrial electrical inspection services worldwide

See the full list, filter by size, metro and specialty, and access 35,652 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial electrical inspection services worldwide at a glance

As of Oct 16, 2026

21.3%Verified-email coverage

7.3Average contacts per company

1-10Median size (employees)

0.7%Largest-city concentration · London

Oct 16, 2026Page data refreshed

Companies by employee count

1-10

12,870

11-50

7,394

51-200

1,980

201-500

378

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 industrial electrical inspection services are linked below.
What qualifies: Company records worldwide whose business descriptions match “industrial electrical inspection services” 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 35,652 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 16, 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 inspection services by location

58 lists · largest first

Every Industrial electrical inspection services 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 inspection services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial electrical inspection services are there worldwide?

RevenueBase identified 23,095 company matches for industrial electrical inspection services 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 industrial electrical inspection services?

The United States leads with 6,188 companies, followed by the United Kingdom (2,841) and Brazil (1,435). Every industrial electrical inspection services list by country and city is linked on this page.

Which city has the most industrial electrical inspection services?

London leads with 169 company records, followed by Sao Paulo (129) and Houston (114).

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 35,652 professional contacts with verified work emails tracked across these 23,095 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 16, 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.