Company lists · Data refreshed November 2026

Top 23 Telecommunications system integrators based in Germany

RevenueBase identified 852 company matches for telecommunications system integrators associated with Germany as of November 2026 and tracks 14,913 professional contacts across them, including 6,770 with verified work emails. Berlin is the largest hub.

This list covers company matches for telecommunications system integrators associated with Germany, 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
852Companies
14,913Contacts tracked
6,770Verified emails
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The 23 largest telecommunications system integrators based in Germany

Ranked by team size
Top 23 of 852 company matches for telecommunications system integrators based in Germany, 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 matchWiesbaden, GermanyHQ recorded Nov 6, 20261,001-5,0002,686 contacts →

Exact match

“SVA is one of the leading system integrators in Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMilan, GermanyHQ recorded Nov 6, 20261,001-5,0001,396 contacts →

Exact match

“We help our customers to choose the most suitable solutions for the characteristics of their business, to develop the traditional communication technologies they already have in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDietzenbach, GermanyHQ recorded Nov 6, 20261,001-5,000628 contacts →

Exact match

“Controlware is one of the leading independent system integrators and managed service providers in Germany.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchFrankfurt, GermanyHQ recorded Nov 6, 20261,001-5,000448 contacts →

Exact match

“AXIANS is the corporate brand for network infrastrucutures and corporate communications of VINCI Energies, one of the leading European providers of energy and information…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCologne, GermanyHQ recorded Nov 6, 2026201-500257 contacts →

Exact match

“Die Plusnet GmbH, eine Tochtergesellschaft der EnBW, ist ein deutsches Telekommunikationsunternehmen mit Fokus auf Geschäftskunden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchHanover, GermanyHQ recorded Nov 6, 20261,001-5,000227 contacts →

Exact match

“Als zuverlässiger Partner mit einer breiten Technik-Expertise in den Leistungsfeldern IT Solutions, Unified Communication & Collaboration Solutions und Security Technology…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHamburg, GermanyHQ recorded Nov 6, 2026201-500210 contacts →

Exact match

“avodaq AG is one of the leading German providers of modern IT infrastructure for multinational companies and service providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchRatingen, GermanyHQ recorded Nov 6, 2026201-500186 contacts →

Exact match

“Bei Insyte Deutschland arbeiten wir daran, unseren Kunden qualitativ hochwertige Dienstleistungen im Bereich der Installation, des Betriebs und der Wartung von Netzwerken und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 2026201-500171 contacts →

Exact match

“Transform your business DeTeWe Communications have many years of experience in delivering tailored, integrated solutions for their clients internationally 365 days a year, 24…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDingolfing, GermanyHQ recorded Nov 6, 2026501-1,000161 contacts →

Exact match

“SAR Group – Wertschöpfung durch Automatisierung Die SAR Group ist seit 1985 Ihr zuverlässiger Partner für professionelle Industrie- und Prozessautomatisierung.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOberlungwitz, GermanyHQ recorded Nov 6, 2026501-1,000124 contacts →

Exact match

“Bei der MUGLER SE dreht sich alles um Telekommunikation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKarlsruhe, GermanyHQ recorded Nov 6, 2026201-500119 contacts →

Exact match

“Die TechniData IT-Gruppe plant, entwickelt und betreibt IT-Infrastrukturen für mittelständische Unternehmen, Konzerne und öffentliche Auftraggeber.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSalzgitter, GermanyHQ recorded Nov 6, 2026501-1,000118 contacts →

Exact match

“Unsere TELCAT Gruppe zählt nicht umsonst zu den größten ITK-Systemhäusern Deutschlands.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBochum, GermanyHQ recorded Nov 6, 2026201-50098 contacts →

Exact match

“Gemeinsam wollen wir viel erreichen, deswegen sind Durchstarter mit Herz willkommen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHamburg, GermanyHQ recorded Nov 6, 2026501-1,00098 contacts →

Exact match

“Seit 2003 sind wir erfolgreich als Fullservice Dienstleister in der Telekommunikationsbranche tätig.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDreieich, GermanyHQ recorded Nov 6, 2026201-50096 contacts →

Exact match

“Wenn das Internet eine Stadt wäre, bauen wir die Straßen.“ So beschreibt COO, Thomas Klein, das, was die Pan Dacom Networking AG (aus)macht.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchMunich, GermanyHQ recorded Nov 6, 2026201-50092 contacts →

Exact match

“aconnic has emerged from the UET Group and its operating companies and brands including albis-elcon, SUCONI, Albis Engineering and Albis Technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact match22529, GermanyHQ recorded Nov 6, 2026201-50085 contacts →

Exact match

“We are DEKOM – your global partner for hybrid collaboration and smart meeting solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchWorms, GermanyHQ recorded Nov 6, 2026201-50085 contacts →

Exact match

“Mit über 40 Jahren Präsenz auf dem deutschen IT-Markt, mehr als aktiv zu betreuenden Unternehmen und 13 Standorten in ganz Deutschland und der Schweiz, gehört die Datatronic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMalsch, GermanyHQ recorded Nov 6, 202611-5080 contacts →

Exact match

“Die Heer | vi2vi Retail Solution GmbH als Teil der internationalen HERAS Group ist einer der führenden Systemintegratoren für IP-Video-Systeme, Business Video Intelligence &…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchKarlsruhe, GermanyHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“Sie suchen ein Systemhaus zur Optimierung Ihrer IT-Infrastruktur Dann sind Sie bei uns genau richtig Wir sorgen für ein überschaubares und sicheres Netzwerkmanagement und helfen…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLandshut, GermanyHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“Die abel & käufl Mobilfunkhandels GmbH mit Hauptsitz in Landshut gehört seit 30 Jahren zu den führenden Anbietern professioneller Kommunikationstechnik.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMunich, GermanyHQ recorded Nov 6, 202651-20062 contacts →

Exact match

“Sinnwell GmbH ist ein schnell wachsendes Unternehmen, welches für Generalunternehmer im Mobilfunkbereich Dienstleistungen für den Netzaufbau erbringt.”

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

Showing 23 of 852 telecommunications system integrators based in Germany

See the full list, filter by size, metro and specialty, and access 6,770 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecommunications system integrators based in Germany at a glance

As of Nov 6, 2026
45.4%Verified-email coverage
17.5Average contacts per company
11-50Median size (employees)
6.8%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
366
11-50
285
51-200
96
201-500
31
501-1,000
9
1,001-5,000
7
10001+
1

Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 852 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 Germany whose business descriptions match “telecommunications system integrators” 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 6,770 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 “telecommunications system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecommunications system integrators are there based in Germany?

RevenueBase identified 852 company matches for telecommunications system integrators associated with Germany 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?

SVA System Vertrieb Alexander Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most telecommunications system integrators?

Berlin leads with 58 company records, followed by Hamburg (37) and Munich (26).

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 6,770 professional contacts with verified work emails tracked across these 852 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.