Company lists · Data refreshed November 2026

Top 25 Electrical system auditing services worldwide

RevenueBase identified 7,807 company matches for electrical system auditing services worldwide as of November 2026 and tracks 39,644 professional contacts across them, including 7,164 with verified work emails. The United Kingdom is the largest market and London the largest hub.

This list covers company matches for electrical system auditing 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 November 6, 2026. Country and city lists for electrical system auditing 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 Nov 6, 2026 How this list was built
7,807Companies
39,644Contacts tracked
7,164Verified emails
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The 25 largest electrical system auditing services worldwide

Ranked by team size
Top 25 of 7,807 company matches for electrical system auditing services 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMaryland Heights, MI, United StatesHQ recorded Nov 6, 2026501-1,000678 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
2Exact matchSt. Louis, MO, United StatesHQ recorded Nov 6, 2026501-1,000453 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchEdmonton, CO, CanadaHQ recorded Nov 6, 2026201-500355 contacts →

Exact match

“Delivering confidence for over 40 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWesterville, SC, United StatesHQ recorded Nov 6, 2026201-500270 contacts →

Exact match

“In business since 1971, Electrical Reliability Services, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCanton, OH, United StatesHQ recorded Nov 6, 2026201-500203 contacts →

Exact match

“Hilscher-Clarke Electric Company is a full service electrical contractor, with more than 100 years experience in the commercial, industrial, and residential markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchFontenay-aux-roses, FranceHQ recorded Nov 6, 2026201-500197 contacts →

Exact match

“As a preferred partner in compliance for the marketing and promotion of your electrical and electronic products, LCIE Bureau Veritas supports you from the development phase…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLansing, United StatesHQ recorded Nov 6, 202651-200194 contacts →

Exact match

“Electrical; Fire Alarm; Kitchen equipment; low voltage network, voice and fiber optic cabling; AV; Sound and Security services for residential, commercial and industrial customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchStrombeek-bever, BelgiumHQ recorded Nov 6, 2026201-500190 contacts →

Exact match

“Accredited as an approved inspection body for electricity, gas, elevators, fire detection, energy, asbestos, lifting and hoisting, environment and pressure, water, sewer, etc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPortland, OR, United StatesHQ recorded Nov 6, 2026201-500183 contacts →

Exact match

“Christenson Electric, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSheffield, United KingdomHQ recorded Nov 6, 202651-200147 contacts →

Exact match

“Founded in 2010, Guardian Electrical Compliance Ltd have become the market leaders in terms of Duty Holder guidance, technical & legislative support, site delivery and after sales…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchDunstable, United KingdomHQ recorded Nov 6, 2026201-500142 contacts →

Exact match

“NICEIC is the UK’s largest certification body for electrical businesses.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchA Coruña, SpainHQ recorded Nov 6, 2026201-500138 contacts →

Exact match

“LA EMPRESA Y SUS VALORES Osmos tiene por misión la prestación de servicios eléctricos, abarcando la instalación desde su concepción, realizando el montaje y manteniendo las…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchChennai, IndiaHQ recorded Nov 6, 202651-200130 contacts →

Exact match

“Service provider on Power system field”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCompiegne, FranceHQ recorded Nov 6, 202651-200127 contacts →

Exact match

“DISTRIBUTION ELECTRIQUE - COURANTS FAIBLES - ÉLECTRICITÉ INDUSTRIELLE - AUTOMATISMES : Travaux neufs, rénovation, amélioration, entretien, dépannage, solutions en économies…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“We’ve been providing fire and electrical compliance services for over 30 years, supporting clients across London and the Southeast with our locally based engineers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchFehraltorf, SwitzerlandHQ recorded Nov 6, 2026201-500120 contacts →

Exact match

“Electrosuisse bietet als anerkannte und unabhängige Fachorganisation erstklassige Dienstleistungen und Produkte rund um Inspektion, Beratung, Prüfung, Normung und Weiterbildung an.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchJoinville, BrazilHQ recorded Nov 6, 202651-200119 contacts →

Exact match

“ELECTRICAL ENGINEERING: Commercial and industrial projects and consultancy serving our customers with excellence, agility and high level of quality; ELECTRICAL INSTALLATIONS AND…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchUnited StatesHQ recorded Nov 6, 2026n/a116 contacts →

Exact match

“Electrical, Instrumentation, Solar Systems”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchUnited StatesHQ recorded Nov 6, 2026n/a109 contacts →

Exact match

“Unparalleled Service & Masterful Craftmanship (USMC) A Leader in Customer Service and Satisfaction Since Are you in need of expert Residential or Commercial Electrical services?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchHelsingborg, SwedenHQ recorded Nov 6, 2026501-1,000108 contacts →

Exact match

“Prenad har lång och gedigen erfarenhet av elinstallationer och el service – från den vanliga vägguttaget till komplexa system i bostäder, kontor, industrier och små och stora…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMannheim, GermanyHQ recorded Nov 6, 2026201-500105 contacts →

Exact match

“Die DPG ist der innovative Dienstleister für hochwertige elektrische und nichtelektrische Betriebssicherheitsprüfungen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBradenton, FL, United StatesHQ recorded Nov 6, 202611-50103 contacts →

Exact match

“Since 1974, United Electric has served homeowners and businesses throughout Manatee, Sarasota, and Charlotte counties with dependable electrical expertise and responsive local…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchChile, ColombiaHQ recorded Nov 6, 202651-200101 contacts →

Exact match

“En GERS realizamos estudios de sistemas eléctricos, diseño, interventorías, pruebas, puesta en servicio de proyectos para electrificadoras, la industria y el comercio.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSingaporeHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“ON Engineers are electrical engineers with specialization in system studies, condition monitoring and switching.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSavage, MN, United StatesHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“Master Electric is a full service electrical contractor servicing the upper mid-west since 1973, providing commercial/industrial, multi-family, communication/data/fire/safety with…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 7,807 electrical system auditing services worldwide

See the full list, filter by size, metro and specialty, and access 7,164 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical system auditing services worldwide at a glance

As of Nov 6, 2026
18.1%Verified-email coverage
5.1Average contacts per company
1-10Median size (employees)
1.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4,906
11-50
2,071
51-200
396
201-500
81
501-1,000
12
1,001-5,000
3
5,001-10,000
1

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 system auditing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “electrical system auditing 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 7,164 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.

Electrical system auditing services by location

24 lists · largest first

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

How many electrical system auditing services are there worldwide?

RevenueBase identified 7,807 company matches for electrical system auditing services 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?

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

Which country has the most electrical system auditing services?

The United Kingdom leads with 1,161 companies, followed by the United States (1,053) and Brazil (553). Every electrical system auditing services list by country and city is linked on this page.

Which city has the most electrical system auditing services?

London leads with 90 company records, followed by Sao Paulo (63) and Mumbai (28).

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 7,164 professional contacts with verified work emails tracked across these 7,807 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.