Company lists · Data refreshed November 2026

Top 25 Electrical infrastructure testing services based in Switzerland

RevenueBase identified 169 company matches for electrical infrastructure testing services associated with Switzerland as of November 2026 and tracks 796 professional contacts across them, including 257 with verified work emails. Zurich is the largest hub.

This list covers company matches for electrical infrastructure testing services associated with Switzerland, 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.

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
169Companies
796Contacts tracked
257Verified emails
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The 25 largest electrical infrastructure testing services based in Switzerland

Ranked by team size
Top 25 of 169 company matches for electrical infrastructure testing services based in Switzerland, 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 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
2Exact matchLausanne, SwitzerlandHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“Entreprise générale d'installations électriques, Amaudruz SA naît en 1934 sous la direction de Lucien Amaudruz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchUrtenen-schönbühl, SwitzerlandHQ recorded Nov 6, 202651-20035 contacts →

Exact match

“Ihre Experten im sicheren Umgang mit Strom – in der ganzen Schweiz Die EM ELECTROCONTROL AG wurde am 25.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDietikon, SwitzerlandHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Wir stehen für Zuverlässigkeit, Professionalität und Sicherheit von elektrischen Anlagen und sind die erste Adresse im Bereich Elektrokontrolle und fachliche Weiterbildung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWohlen, SwitzerlandHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Wherever there are appreciable risks for individuals and materials, reliable systems from NSE are needed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBern, SwitzerlandHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Willkommen bei energiecheck bern ag, Ihrer zuverlässigen Inspektionsstelle für Elektrosicherheit und Energieeffizienz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEchandens, SwitzerlandHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Notre mission première chez Effitec est de prévenir les accidents, notamment par des contrôles des installations électriques et de la formation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchMendrisio, SwitzerlandHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Progettazione impianti elettrici”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLausanne, SwitzerlandHQ recorded Nov 6, 202611-5011 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKandersteg, SwitzerlandHQ recorded Nov 6, 202611-5010 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHochdorf, SwitzerlandHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Die Tophinke Elektro-Kontroll AG bietet sowohl für Immobilienbesitzer (Privatpersonen und Liegenschaftsverwaltungen) wie auch für Industrie und Gewerbe diverse Dienstleistungen im…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchZug, SwitzerlandHQ recorded Nov 6, 202651-20010 contacts →

Exact match

“Ohne Strom und Kommunikation geht gar nichts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDietikon, SwitzerlandHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Qualität und Sicherheit steht bei uns an 1.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchMuttenz, SwitzerlandHQ recorded Nov 6, 202611-508 contacts →

Exact match

“PLANUNG UND REALISATION VON ELEKTROTECHNIK.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSt. Gallen, SwitzerlandHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Die IBG Inspektion AG verhütet Unfälle, Störungen und Schäden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchScuol, SwitzerlandHQ recorded Nov 6, 202611-505 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchInterlaken, SwitzerlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchKriens, SwitzerlandHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Elektro QS GmbH – Ihre unabhängige, akkreditierte Inspektionsstelle für Elektrokontrollen in Luzern und der Zentralschweiz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLugaggia, SwitzerlandHQ recorded Nov 6, 202611-504 contacts →

Exact match

“La Monzeglio & Rapacchia SA è un'azienda di impianti elettrici, grazie alla sua diversificazione interna di specialisti è in grado di fornire una moltitudine di servizi, come-…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBern, SwitzerlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Schweizer Prüfstelle für Elektrotragwerke (SPET) – Sicherheit und Langlebigkeit für Ihre Infrastruktur Die SPET ist Ihr Experte für die zerstörungsfreie Prüfung von…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchOberwil, SwitzerlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Elektroschutz-Produkte: Nieder, Mittel- und Hochspannungsprüfer NH- und HS-Erdungsvorrichtungen Persönliche Schutzvorrichtungen Vollisolierte Werkzeuge…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchGivisiez, SwitzerlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

“Installations électriques”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSchlieren, SwitzerlandHQ recorded Nov 6, 20261-104 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchHägendorf, SwitzerlandHQ recorded Nov 6, 202651-2004 contacts →

Exact match

“Die Spezialisten von IED Leitungsbau AG beherrschen den Freileitungs- und Netzbau von 0.4 kV bis 400 kV.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchWetzikon (zürich), SwitzerlandHQ recorded Nov 6, 202611-504 contacts →

Exact match

“Elektro Dienstleistungen”

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

Showing 25 of 169 electrical infrastructure testing services based in Switzerland

See the full list, filter by size, metro and specialty, and access 257 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Electrical infrastructure testing services based in Switzerland at a glance

As of Nov 6, 2026
32.3%Verified-email coverage
4.7Average contacts per company
1-10Median size (employees)
4.7%Largest-city concentration · Zurich
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
110
11-50
41
51-200
7
201-500
3

Email recency for this list is measured worldwide rather than for Switzerland, so it is reported there. Company counts and contact totals on this page are exact for Switzerland, over 169 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 Switzerland whose business descriptions match “electrical infrastructure testing 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. 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 257 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.

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 infrastructure testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many electrical infrastructure testing services are there based in Switzerland?

RevenueBase identified 169 company matches for electrical infrastructure testing services associated with Switzerland 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?

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

Which city has the most electrical infrastructure testing services?

Zurich leads with 8 company records, followed by Basel (4) and Bern (3).

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 257 professional contacts with verified work emails tracked across these 169 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.