Company lists · Data refreshed October 2026

Top 10 Distribution transformer monitoring vendors based in Spain

RevenueBase identified 28 company matches for distribution transformer monitoring vendors associated with Spain as of October 2026 and tracks 1,458 professional contacts across them, including 342 with verified work emails. Madrid is the largest hub.

This list covers company matches for distribution transformer monitoring vendors associated with Spain, 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 11, 2026.

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 11, 2026 How this list was built
28Companies
1,458Contacts tracked
342Verified emails
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The 10 largest distribution transformer monitoring vendors based in Spain

Ranked by team size
Top 10 of 28 company matches for distribution transformer monitoring vendors based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 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 matchMungia, SpainHQ recorded Oct 11, 20261,001-5,0001,071 contacts →

Exact match

“The Arteche Group, with 75 years of experience in the electric power industry, offers high-tech solutions and equipment, with a complete range of instrument transformers…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2Exact matchMadrid, SpainHQ recorded Oct 11, 202651-20082 contacts →

Exact match

“ISTA es una de las empresas líderes en la mejora de la eficiencia energética en el sector residencial.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3Exact matchTerrassa, SpainHQ recorded Oct 11, 202611-5057 contacts →

Exact match

“En Smilics Technologies creemos en la eficiencia energética, la sostenibilidad, en la tecnología al servicio de la gente y en el medioambiente.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4Exact matchMasamagrell, SpainHQ recorded Oct 11, 202651-20052 contacts →

Exact match

“Iberapa manufacturer of high voltage electrical control and protection equipment: distribution overhead lines, AT MT substations, secondary transformer stations, wind farms…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5Exact matchDerio, SpainHQ recorded Oct 11, 202611-5029 contacts →

Exact match

“Ariadna Grid helps DSOs transform grid data into operational and investment decisions.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6Exact matchAlcalá De Guadaira, SpainHQ recorded Oct 11, 202651-20023 contacts →

Exact match

“Elinser is an innovator company on the energy sector, dedicated to the integral maintenance and service of transformers and the management of the integral projects, in high and…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7Exact matchMontornés Del Vallés, SpainHQ recorded Oct 11, 202611-5018 contacts →

Exact match

“Specialists in tailor-made instrument transformers since 1954, RS ISOLSEC offer an extensive product range: manufacture and supply of instrument transformers, current transformers…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8Exact matchA Coruña, SpainHQ recorded Oct 11, 202611-5013 contacts →

Exact match

“energymanagement #energyefficiency #Industry4.0 #digitalisation #preventivemaintenance #IOT #BI At CO2 Smart Tech we help your organisation to be more sustainable, digital and…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9Exact matchGriñón, SpainHQ recorded Oct 11, 202611-5012 contacts →

Exact match

“Telecontrol STM ofrece a sus clientes, principalmente del sector Energético, servicios especializados de alto valor añadido.”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10Exact matchViladecavalls, SpainHQ recorded Oct 11, 202611-505 contacts →

Exact match

“In PickData, we combine a professional group with more than 15 years of experience in software and electronic development for industrials solutions, specialized on data collection…”

Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase

Showing 10 of 28 distribution transformer monitoring vendors based in Spain

See the full list, filter by size, metro and specialty, and access 342 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Distribution transformer monitoring vendors based in Spain at a glance

As of Oct 11, 2026
23.5%Verified-email coverage
52.1Average contacts per company
11-50Median size (employees)
25.0%Largest-city concentration · Madrid
Oct 11, 2026Page data refreshed

Companies by employee count

1-10
13
11-50
10
51-200
4
1,001-5,000
1

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 28 companies.

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.
What qualifies
Company records associated with Spain whose business descriptions match “distribution transformer monitoring vendors” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 342 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 11, 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.

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 “distribution transformer monitoring vendors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many distribution transformer monitoring vendors are there based in Spain?

RevenueBase identified 28 company matches for distribution transformer monitoring vendors associated with Spain 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?

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

Which city has the most distribution transformer monitoring vendors?

Madrid leads with 7 company records, followed by Mataro (2) and A Coruna (1).

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 342 professional contacts with verified work emails tracked across these 28 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 11, 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.