Company lists · Data refreshed November 2026

Top 25 Data communications contractors based in Switzerland

RevenueBase identified 140 company matches for data communications contractors associated with Switzerland as of November 2026 and tracks 3,088 professional contacts across them, including 1,268 with verified work emails. Zurich is the largest hub.

This list covers company matches for data communications contractors 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
140Companies
3,088Contacts tracked
1,268Verified emails
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The 25 largest data communications contractors based in Switzerland

Ranked by team size
Top 25 of 140 company matches for data communications contractors 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 matchMuri Bei Bern, SwitzerlandHQ recorded Nov 6, 20261,001-5,0001,144 contacts →

Exact match

“Connected for the future with cablex.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchWetzikon, SwitzerlandHQ recorded Nov 6, 20261,001-5,000789 contacts →

Exact match

“Reichle & De-Massari AG (R&M) is an independent Swiss family-owned business with more than 60 years of experience in the information and communications technology markets.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGeneva, SwitzerlandHQ recorded Nov 6, 2026201-500200 contacts →

Exact match

“Company overview Egg-Telsa SA is an engineering and contracting firm engaged in electrical & voice/data installations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLucerne, SwitzerlandHQ recorded Nov 6, 2026201-50063 contacts →

Exact match

“Maréchaux fasziniert.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchTöss, SwitzerlandHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Seit 2005 gestalten wir die digitale Infrastruktur der Schweiz, von der Planung bis zum Betrieb.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLiebefeld, SwitzerlandHQ recorded Nov 6, 202651-20050 contacts →

Exact match

“Die Firma Heiniger Kabel AG umfasst die Geschäftsfelder Installationskabel, Industriekabel, Netzwerke und Kabelkonfektion für die Industrie.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchLausen, SwitzerlandHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Kommunikationsnetze Engineering, Montage & Wartung auf höchstem Niveau.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCrissier, SwitzerlandHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“Maréchaux fascine car ses performances ont un seul objectif, aller de l'avant.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchEmmen, SwitzerlandHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Wir sind seit 1994 ein führender Kommunikationssystemanbieter mit Hauptsitz in Emmen (LU), einer Zweigniederlassung in Taverne (TI) und einer Filiale in Zürich (ZH) und decken so…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchReinach, SwitzerlandHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Als Dienstleistungsunternehmen im IT- und Kommunikationssektor entwickelt, realisiert, betreibt und unterhält atside AG Infrastrukturen aus genannten Bereichen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSursee, SwitzerlandHQ recorded Nov 6, 202651-20018 contacts →

Exact match

“Infra-Com Swiss AG – B2B infrastructure partner for ICT, fibre optics, campus networks and hospitality Infra-Com Swiss AG plans, builds, documents and operates mission-critical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchDübendorf, SwitzerlandHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“Unser erfahrenes Team besteht aus qualifizierten Ingenieuren, Technikern und Handwerkern, die über fundierte Kenntnisse in allen Aspekten des Netzbau verfügen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchHolderbank Ag, SwitzerlandHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Ihr Partner für die Kommunikation mit Glasfasern Die LightCom AG ist eine selbständige Aktiengesellschaft, welche 1998 gegründet wurde.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchWetzikon, SwitzerlandHQ recorded Nov 6, 20261-1015 contacts →

Exact match

“Wir berechnen, planen und bauen Ihr Strom- und Kommunikationsnetz und unterstützen Sie in allen Belangen zum Bau und Unterhalt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchThun, SwitzerlandHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Als versierter Dienstleister im Netzbau, bieten wir Ihnen umfangreiche Lösungen aus einer Hand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchSchönenwerd, SwitzerlandHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“Wir sind ein spezialisiertes Generalunternehmen im Bereich Telekommunikation und Netzbau.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBaden-dättwil, SwitzerlandHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Die btc.jost AG begleitet Unternehmen entlang des gesamten ICT-Lebenszyklus.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchOensingen, SwitzerlandHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Seit über 30 Jahren im Dienst für Ihre Kommunikation Wir sind ihr präferenzierter Dienstleister für Datenübertragung mit Beratung, Planung, Projektierung, Bau, Kabeleinzug…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchMonthey, SwitzerlandHQ recorded Nov 6, 202651-20012 contacts →

Exact match

“Pour vous, l'Excellence dans la qualité du service et des produits est non seulement un besoin mais aussi et surtout une exigence?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBulle, SwitzerlandHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Multinet Communication Romandie SA est une entreprise proposant des solutions globales en matière d'installations de télécommunication.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchPfäffikon Sz, SwitzerlandHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Planung & Design / Akquisition / Spleiss Arbeiten / Inhouse-Installationen / Netzbau”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchRapperswil-jona, SwitzerlandHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Netzinfrastrukturbau Telekom”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchVesenaz, SwitzerlandHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Spécialisée dans les réseaux électriques depuis 31 ans, Cerutti et Giannasi SA à Genève conçoit des systèmes adaptés, économiques et écologiques.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNeuchâtel, SwitzerlandHQ recorded Nov 6, 202611-509 contacts →

Exact match

“Créée en 2009, wilight telecoms Sàrl s’est distinguée dans l'installation telecoms, de réseaux de câblage informatique pointus (câblage cuivre et fibre optique) et dans la…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPfäffikon, SwitzerlandHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Wavetech ist ein Generalunternehmen im Bereich Telekommunikation das Netzwerke im Core und Access plant, baut und betreibt.”

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

Showing 25 of 140 data communications contractors based in Switzerland

See the full list, filter by size, metro and specialty, and access 1,268 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data communications contractors based in Switzerland at a glance

As of Nov 6, 2026
41.1%Verified-email coverage
22.1Average contacts per company
1-10Median size (employees)
5.7%Largest-city concentration · Zurich
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
68
11-50
48
51-200
11
201-500
3
1,001-5,000
2

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 140 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 “data communications contractors” 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 1,268 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 “data communications contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data communications contractors are there based in Switzerland?

RevenueBase identified 140 company matches for data communications contractors 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?

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

Which city has the most data communications contractors?

Zurich leads with 8 company records, followed by Dubendorf (5) and Geneva (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 1,268 professional contacts with verified work emails tracked across these 140 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.