Company lists · Data refreshed November 2026

Top 23 Telecommunications infrastructure developers based in Germany

RevenueBase identified 752 company matches for telecommunications infrastructure developers associated with Germany as of November 2026 and tracks 15,534 professional contacts across them, including 6,561 with verified work emails. Berlin is the largest hub.

This list covers company matches for telecommunications infrastructure developers 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
752Companies
15,534Contacts tracked
6,561Verified emails
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The 23 largest telecommunications infrastructure developers based in Germany

Ranked by team size
Top 23 of 752 company matches for telecommunications infrastructure developers 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 matchDüsseldorf, GermanyHQ recorded Nov 6, 20261,001-5,0001,118 contacts →

Exact match

“Wir sind der Digital-Versorger für das private, soziale, wirtschaftliche und öffentliche Leben in den Regionen.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 20261,001-5,000891 contacts →

Exact match

“1 & 1 Versatel - Der deutsche Glasfaserspezialist 1 & 1 Versatel ist als Telekommunikationsspezialist für Firmenkunden einer der führenden Anbieter von Daten, Internet- und…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchMunich, GermanyHQ recorded Nov 6, 2026501-1,000470 contacts →

Exact match

“Als führender Glasfaseranbieter Bayerns verbindet M-net seit 1996 Menschen und Unternehmen in Bayern, im Großraum Ulm und im hessischen Main-Kinzig-Kreis mit zuverlässiger…”

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 matchHamburg, GermanyHQ recorded Nov 6, 2026501-1,000419 contacts →

Exact match

“Die Deutsche GigaNetz GmbH mit Hauptsitz in Hamburg betreibt in Deutschland einen qualitätsorientierten Glasfasernetzausbau bis in die eigenen vier Wände (FttH – Fiber To The…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchUmmendorf, GermanyHQ recorded Nov 6, 20261,001-5,000227 contacts →

Exact match

“Competence die verbindet: Teamgeist, Kundenfokus & starke Leistung für Netzlösungen in der Energie- & Telekommunikationsbranche.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchDüsseldorf, GermanyHQ recorded Nov 6, 2026201-500204 contacts →

Exact match

“Founded in 2004, we at sipgate were the first German VoIP provider and have been developing internet and telephony services ever since.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact 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
10Exact matchMoers, GermanyHQ recorded Nov 6, 2026201-500184 contacts →

Exact match

“Willkommen bei der TRIOPT GmbH – Ihrem technischen Dienstleister im Bereich Planung, Realisierung und Optimierung im Funk- und Festnetz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchEllwangen (jagst), GermanyHQ recorded Nov 6, 2026201-500174 contacts →

Exact match

“Schnelles Internet für die Region #vernetzt - mit Highspeed in Verbindung bleiben Die NetCom BW GmbH mit Sitz in Ellwangen wurde 2014 gegründet und ist eine Konzerngesellschaft…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchCologne, GermanyHQ recorded Nov 6, 202651-200152 contacts →

Exact match

“Wir bringen das Netz der Zukunft in Ihre Region!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchBerlin, GermanyHQ recorded Nov 6, 2026201-500143 contacts →

Exact match

“Menschen mit Lichtgeschwindigkeit begeistern – das ist die Vision, die die rund 250 Mitarbeiter:innen der DNS:NET Familie antreibt.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCologne, GermanyHQ recorded Nov 6, 2026501-1,000134 contacts →

Exact match

“Phoenix Engineering Group is the leader in the field of broadband technologies and infrastructure.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchOldenburg, GermanyHQ recorded Nov 6, 2026201-500133 contacts →

Exact match

“Together for the future of the internet: Glasfaser Nordwest is the joint venture between EWE and Telekom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact 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
17Exact matchKiel, GermanyHQ recorded Nov 6, 2026201-500111 contacts →

Exact match

“Wir planen, bauen und betreiben Glasfasernetze direkt bis in die Gebäude unserer Endkunden.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchFlensburg, GermanyHQ recorded Nov 6, 2026201-500105 contacts →

Exact match

“Die netzkontor nord gmbh mit Standorten in Erfurt, Flensburg, Lübeck, Neumünster, Schwerin und Wipperfürth, gehört zur bundesweittätigen Netzkontor GmbH und stellt eines der…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBergisch Gladbach, GermanyHQ recorded Nov 6, 20261,001-5,000100 contacts →

Exact match

“WER WIR SIND Die Circet Deutschland SE ist ein Unternehmen der Circet Group, dem führenden weltweiten Dienstleister für den Aufbau und die Wartung von…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMunich, GermanyHQ recorded Nov 6, 2026201-500100 contacts →

Exact match

“Digitalisierungsstrategien, Glasfaserausbau, 5G-Netze und Energiewende: Wir bringen uns aktiv für die Zukunft ein.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCologne, GermanyHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“Xantaro specializes in technologies, software and services for Carriers, ISPs, Hosting and Cloud Providers as well as for Operators of Data Centres and Campus Networks.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchBielefeld, GermanyHQ recorded Nov 6, 2026201-50090 contacts →

Exact match

“Fast.”

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

Showing 23 of 752 telecommunications infrastructure developers based in Germany

See the full list, filter by size, metro and specialty, and access 6,561 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Telecommunications infrastructure developers based in Germany at a glance

As of Nov 6, 2026
42.2%Verified-email coverage
20.7Average contacts per company
11-50Median size (employees)
5.9%Largest-city concentration · Berlin
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
242
11-50
253
51-200
149
201-500
47
501-1,000
19
1,001-5,000
13
10001+
2

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 752 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 infrastructure developers” 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 6,561 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 infrastructure developers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many telecommunications infrastructure developers are there based in Germany?

RevenueBase identified 752 company matches for telecommunications infrastructure developers 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?

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

Which city has the most telecommunications infrastructure developers?

Berlin leads with 44 company records, followed by Frankfurt (25) and Hamburg (24).

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 6,561 professional contacts with verified work emails tracked across these 752 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.