Company lists · Data refreshed September 2026

Top 25 Transmission line monitoring services worldwide

RevenueBase identified 441 company matches for transmission line monitoring services worldwide as of September 2026 and tracks 9,175 professional contacts across them, including 2,977 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for transmission line monitoring 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 September 22, 2026. Country and city lists for transmission line monitoring 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 Sep 22, 2026 How this list was built
441Companies
9,175Contacts tracked
2,977Verified emails
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The 25 largest transmission line monitoring services worldwide

Ranked by team size
Top 25 of 441 company matches for transmission line monitoring services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchBelo Horizonte, BrazilHQ recorded Sep 22, 20265,001-10,0001,818 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 · Sep 22, 2026 · View company records in RevenueBase
2Exact matchMarlborough, MA, United StatesHQ recorded Sep 22, 2026501-1,000619 contacts →

Exact match

“Doble is the world’s most trusted brand in electrical diagnostics.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchFairport, NY, United StatesHQ recorded Sep 22, 2026501-1,000494 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 · Sep 22, 2026 · View company records in RevenueBase
4Exact matchFlorianópolis, BrazilHQ recorded Sep 22, 2026201-500449 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 · Sep 22, 2026 · View company records in RevenueBase
5Exact matchQuébec City, QC, CanadaHQ recorded Sep 22, 2026201-500207 contacts →

Exact match

“Headquartered in Quebec, Canada, Rugged Monitoring is a global technology company focused on the digitalization of critical electrical infrastructure.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchTallmadge, OH, United StatesHQ recorded Sep 22, 2026201-500195 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchConcepción, ChileHQ recorded Sep 22, 2026501-1,000185 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 · Sep 22, 2026 · View company records in RevenueBase
8Exact matchChennai, IndiaHQ recorded Sep 22, 2026501-1,000152 contacts →

Exact match

“delivers end-to-end engineered transmission line hardware solutions-from design and validation to manufacturing and global supply-supporting Utilities and EPC partners in building…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United StatesHQ recorded Sep 22, 202651-200139 contacts →

Exact match

“Gridware is a technology company focused on protecting and enhancing the electrical grid.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchMemphis, TN, United StatesHQ recorded Sep 22, 2026201-500127 contacts →

Exact match

“Delta Field Services is a multi-faceted, energy and technology infrastructure partner, built from the field up.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchCoimbra, PortugalHQ recorded Sep 22, 202651-200121 contacts →

Exact match

“ENEIDA.IO | Operational intelligence for smarter, sustainable grids Powering the future of the Low Voltage grid.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchLisburn, United KingdomHQ recorded Sep 22, 2026501-1,000108 contacts →

Exact match

“Empowering Your Tomorrow.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchBangalore Rural, IndiaHQ recorded Sep 22, 2026201-500106 contacts →

Exact match

“Precimeasure is a leading manufacturer of monitoring and control devices for electrical assets in power generation, transmission, and distribution space.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchMontevideo, UruguayHQ recorded Sep 22, 2026501-1,000105 contacts →

Exact match

“Electrificación, construcción de Estaciones de Transformación, tendidos de líneas, instalaciones industriales, automatización industrial.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchSussex, WI, United StatesHQ recorded Sep 22, 202651-200103 contacts →

Exact match

“Dynamic Ratings is dedicated to providing monitoring, control, and communication solutions for electrical apparatus.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchBroomfield, CO, United StatesHQ recorded Sep 22, 202651-20098 contacts →

Exact match

“We’re ikeGPS, the PoleOS™ Company.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchMississauga, ON, CanadaHQ recorded Sep 22, 202651-20093 contacts →

Exact match

“Iris Power LP was established to provide high-quality products and services to improve maintenance capabilities for large motors and generators used by power utilities and heavy…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchFlorianópolis, BrazilHQ recorded Sep 22, 202651-20089 contacts →

Exact match

“AQTech excels in the development and implementation of solutions for condition monitoring, fault diagnosis, and prognosis within electric power systems.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchBoston, MA, United StatesHQ recorded Sep 22, 202651-20089 contacts →

Exact match

“LineVision is a grid-enhancing technology company enabling electric utilities to deliver affordable, reliable power and accelerate the electrification of the global economy.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchBradenton, FL, United StatesHQ recorded Sep 22, 202651-20083 contacts →

Exact match

“IRISS is the global provider of Electrical Asset Management Solutions that increase safety and reliability, while decreasing costs and human error in the inspection and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchLoncin, United StatesHQ recorded Sep 22, 202651-20067 contacts →

Exact match

“Ampacimon is a global leader in grid monitoring solutions to optimize T&D assets.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Sep 22, 202611-5064 contacts →

Exact match

“IPEC Limited was founded in 1995 with the objective of transferring cutting-edge technology to the power industry by generating a dialogue between academic research, industry, and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchMontreal, QC, CanadaHQ recorded Sep 22, 202651-20055 contacts →

Exact match

“With 90 years of expertise, Osmose is the trusted partner for utilities tackling aging infrastructure.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchQuebec, QC, CanadaHQ recorded Sep 22, 202611-5052 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchStockholm, SwedenHQ recorded Sep 22, 202611-5049 contacts →

Exact match

“Our vision is to help create a global power grid fit for a net-zero future, by enabling electric utilities to build a more resilient and sustainable grid through condition-based…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 441 transmission line monitoring services worldwide

See the full list, filter by size, metro and specialty, and access 2,977 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Transmission line monitoring services worldwide at a glance

As of Sep 22, 2026
32.4%Verified-email coverage
20.8Average contacts per company
11-50Median size (employees)
1.4%Largest-city concentration · London
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
177
11-50
179
51-200
59
201-500
11
501-1,000
11
1,001-5,000
2
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 transmission line monitoring services are linked below.
What qualifies
Company records worldwide whose business descriptions match “transmission line monitoring 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 2,977 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 September 22, 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.

Transmission line monitoring services by location

3 lists · largest first

Every Transmission line monitoring services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “transmission line monitoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many transmission line monitoring services are there worldwide?

RevenueBase identified 441 company matches for transmission line monitoring services worldwide as of September 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?

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

Which country has the most transmission line monitoring services?

The United States leads with 74 companies, followed by Brazil (41) and India (31). Every transmission line monitoring services list by country and city is linked on this page.

Which city has the most transmission line monitoring services?

London leads with 6 company records, followed by Sao Paulo (6) and Florianopolis (4).

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 2,977 professional contacts with verified work emails tracked across these 441 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 September 22, 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.