Company lists · Data refreshed November 2026

Top 25 Electrical grid inspection services worldwide

RevenueBase identified 8,549 company matches for electrical grid inspection services worldwide as of November 2026 and tracks 67,768 professional contacts across them, including 15,934 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for electrical grid 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 November 6, 2026. Country and city lists for electrical grid 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 Nov 6, 2026 How this list was built
8,549Companies
67,768Contacts tracked
15,934Verified emails
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The 25 largest electrical grid inspection services worldwide

Ranked by team size
Top 25 of 8,549 company matches for electrical grid inspection 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 matchAtlanta, GA, United StatesHQ recorded Nov 6, 20265,001-10,0002,221 contacts →

Exact match

“We are field technicians, professional engineers, wood scientists, and steel corrosion experts, leveraging more than 90 years of expertise to identify and solve structural issues…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchBelo Horizonte, BrazilHQ recorded Nov 6, 20265,001-10,0001,929 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
3Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20261,001-5,0001,395 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIrving, OK, United StatesHQ recorded Nov 6, 20261,001-5,0001,324 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
5Exact matchKlaus, FranceHQ recorded Nov 6, 20261,001-5,000937 contacts →

Exact match

“OMICRON is an international company that works passionately on ideas for making electric power systems safe and reliable.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchBergen, NorwayHQ recorded Nov 6, 20265,001-10,000656 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchFairport, United StatesHQ recorded Nov 6, 2026501-1,000537 contacts →

Exact match

“Qualitrol is a global leader in electrical grid monitoring solutions for businesses that manage, operate, or support the power grid.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchFlorianópolis, BrazilHQ recorded Nov 6, 2026201-500499 contacts →

Exact match

“A COTESA é especialista na Engenharia de Operação & Manutenção de ativos elétricos de Geração e Transmissão de energia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchMontevideo, UruguayHQ recorded Nov 6, 2026501-1,000431 contacts →

Exact match

“Empresa de Ingeniería y Servicios en el area de la Ingenieria Electrica e Industrial.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchChennai, IndiaHQ recorded Nov 6, 2026201-500359 contacts →

Exact match

“NISSI is specialized in Testing and Commissioning, Relay testing, and SCADA solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLittle Falls, MD, United StatesHQ recorded Nov 6, 20261,001-5,000348 contacts →

Exact match

“RMS Energy leads the industry by energizing the future through reliable power solutions, offering comprehensive installation and maintenance services on 480V to 765kV electrical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchMalaga, AustraliaHQ recorded Nov 6, 2026201-500343 contacts →

Exact match

“We are an engineering and technical services business that won’t let you down.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchAparecida De Goiânia, BrazilHQ recorded Nov 6, 20261,001-5,000332 contacts →

Exact match

“Com mais de 45 anos de know-how no setor elétrico, a DOLP Engenharia iniciou suas atividades em novembro de 2012, no Estado de Goiás, consolidando-se como referência em engenharia…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWillow Grove, MA, United StatesHQ recorded Nov 6, 20261,001-5,000305 contacts →

Exact match

“Asplundh Engineering Services leverages more than 100 years of experience to provide a superior, single-point solution for engineering, design and testing services to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“Phasor Engineering Inc, a Quanta Services company, provides engineering, design, testing, commissioning, and field technical services for utility, transmission, distribution, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchGoiânia, BrazilHQ recorded Nov 6, 20261,001-5,000285 contacts →

Exact match

“Fundada em 1992, a CEL ENERGIA é uma empresa brasileira especializada em soluções de engenharia elétrica, infraestrutura e construção, reconhecida pela excelência técnica…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact 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
19Exact matchChristchurch, New ZealandHQ recorded Nov 6, 2026201-500247 contacts →

Exact match

“Connetics provides a full range of contracting services in the maintenance and construction of electricity distribution networks including overhead line services, underground…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchKnoxville, KY, United StatesHQ recorded Nov 6, 2026501-1,000236 contacts →

Exact match

“Since 1950, BESCO has met the electrical needs of our Knoxville, Tennessee community within the healthcare, industrial, commercial, higher education, federal, nuclear, low voltage…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchTallmadge, OH, United StatesHQ recorded Nov 6, 2026201-500219 contacts →

Exact match

“SDMyers is the industry leader in transformer and substation maintenance and electric power system reliability.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchConcepción, ChileHQ recorded Nov 6, 2026501-1,000213 contacts →

Exact match

“Globaltec es una empresa especializada en brindar servicios eléctricos integrales, enfocados en la construcción, mantención y transporte de infraestructura eléctrica.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchCarrollton, GA, United StatesHQ recorded Nov 6, 2026201-500205 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact 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
25Exact matchMuskegon, MI, United StatesHQ recorded Nov 6, 2026501-1,000201 contacts →

Exact match

“Newkirk Electric is a family-owned and operated, Michigan-based company headquartered on the shorelines of West Michigan.”

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

Showing 25 of 8,549 electrical grid inspection services worldwide

See the full list, filter by size, metro and specialty, and access 15,934 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical grid inspection services worldwide at a glance

As of Nov 6, 2026
23.5%Verified-email coverage
7.9Average contacts per company
1-10Median size (employees)
0.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
5,072
11-50
2,370
51-200
627
201-500
137
501-1,000
36
1,001-5,000
18
5,001-10,000
5
10001+
3

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 grid inspection services are linked below.
What qualifies
Company records worldwide whose business descriptions match “electrical grid 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 15,934 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 grid inspection services by location

26 lists · largest first

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

How many electrical grid inspection services are there worldwide?

RevenueBase identified 8,549 company matches for electrical grid inspection 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?

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

Which country has the most electrical grid inspection services?

The United States leads with 2,106 companies, followed by the United Kingdom (988) and Brazil (590). Every electrical grid inspection services list by country and city is linked on this page.

Which city has the most electrical grid inspection services?

London leads with 65 company records, followed by Sao Paulo (63) and Houston (37).

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 15,934 professional contacts with verified work emails tracked across these 8,549 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.