Company lists · Data refreshed September 2026
Top 25 Network infrastructure providers based in Germany
RevenueBase identified 331 network infrastructure providers headquartered in Germany as of September 2026 and tracks 5,001 professional contacts across them, including 2,338 with verified work emails. Berlin is the largest hub.
This list covers network infrastructure providers headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest network infrastructure providers based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 403 contacts → | ||||
Partial evidence “AXIANS is the corporate brand for network infrastrucutures and corporate communications of VINCI Energies, one of the leading European providers of energy and information…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 2 | 248 contacts → | ||||
Indirect evidence “Die Plusnet GmbH, eine Tochtergesellschaft der EnBW, ist ein deutsches Telekommunikationsunternehmen mit Fokus auf Geschäftskunden.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 3 | 210 contacts → | ||||
Indirect evidence “DE-CIX provides premium interconnection services and operates several carrier and data center-neutral Internet Exchanges in Europe, the Middle East, Americas, Asia, and Africa.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 4 | 177 contacts → | ||||
Indirect evidence “Bei Insyte Deutschland arbeiten wir daran, unseren Kunden qualitativ hochwertige Dienstleistungen im Bereich der Installation, des Betriebs und der Wartung von Netzwerken und…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 5 | 161 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 6 | 145 contacts → | ||||
Indirect evidence “Menschen mit Lichtgeschwindigkeit begeistern – das ist die Vision, die die rund 250 Mitarbeiter:innen der DNS:NET Familie antreibt.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 7 | 139 contacts → | ||||
Indirect evidence “Die dacoso GmbH ist ein spezialisierter Anbieter von herstellerunabhängigen Connectivity und Security Lösungen im Data Center und Carrier Segment.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 8 | 134 contacts → | ||||
Indirect evidence “WER WIR SIND Die Circet Deutschland SE ist ein Unternehmen der Circet Group, dem führenden weltweiten Dienstleister für den Aufbau und die Wartung von…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 9 | 125 contacts → | ||||
Partial evidence “Since 1991, Rosenberger Optical Solutions & Infrastructure (Rosenberger OSI) has been a recognized expert for fiber-based connectivity, cabling solutions and infrastructure…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 10 | 119 contacts → | ||||
Indirect evidence “Together for the future of the internet: Glasfaser Nordwest is the joint venture between EWE and Telekom.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 11 | 101 contacts → | ||||
Indirect evidence “Digitalisierungsstrategien, Glasfaserausbau, 5G-Netze und Energiewende: Wir bringen uns aktiv für die Zukunft ein.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 12 | 94 contacts → | ||||
Indirect evidence “aconnic has emerged from the UET Group and its operating companies and brands including albis-elcon, SUCONI, Albis Engineering and Albis Technologies.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 13 | 93 contacts → | ||||
Partial evidence “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.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 14 | 90 contacts → | ||||
Partial evidence “Wenn das Internet eine Stadt wäre, bauen wir die Straßen.“ So beschreibt COO, Thomas Klein, das, was die Pan Dacom Networking AG (aus)macht.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 15 | 89 contacts → | ||||
Indirect evidence “TelemaxX betreibt vier Hochsicherheits-Rechenzentren in Karlsruhe und bietet maßgeschneiderte Lösungen in den Bereichen #Rechenzentrumsflächen,#Housing und Managed Services.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 16 | 71 contacts → | ||||
Indirect evidence “PASM - Power and Air Condition Solution Management GmbH gewährleistet die Verfügbarkeit kritischer Infrastrukturanlagen aus dem Sektor Informationstechnik und Telekommunikation…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 17 | 69 contacts → | ||||
Indirect evidence “Seit über 25 Jahren stehen wir für leistungsstarke IT-Lösungen für Geschäftskunden.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 18 | 68 contacts → | ||||
Indirect evidence “Die ELE Verteilnetz GmbH, ein Tochterunternehmen der Emscher Lippe Energie GmbH, ist ein innovativer Netzbetreiber für Strom- und Gasnetze.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 19 | 68 contacts → | ||||
Indirect evidence “Als Firmengruppe gemeinsam stark: Mit mehr als 2.700 Mitarbeitenden an über 40 Standorten sind wir deutschlandweit der führende Dienstleister für die Telekommunikations- und…” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 20 | 62 contacts → | ||||
Indirect evidence “LEONET ist seit über 16 Jahren auf dem Breitbandmarkt aktiv und setzt sich als Pionierunternehmen für digitale Chancengleichheit in ländlichen Regionen ein.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 21 | 60 contacts → | ||||
Partial evidence “Riedel Networks - tailormade media & telecommunication services Riedel Networks is a privately held, global network services provider, focused on tailormade networks.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 22 | 59 contacts → | ||||
Indirect evidence “Die Lünecom ist ein in der Hansestadt Lüneburg ansässiger Telekommunikationsdienstleister, Netzbetreiber und Internet Service Provider.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 23 | 51 contacts → | ||||
Indirect evidence “Das TeleData Netz - das Netz der Zukunft?” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 24 | 50 contacts → | ||||
Indirect evidence “Warum PFALZKOM?” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
| 25 | 49 contacts → | ||||
Partial evidence “Networks are the backbone of modern organizations.” Source: RevenueBase Database · checked Sep 20, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: network infrastructure providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names network infrastructure providers.
- Partial evidence
- Its own public description names part of network infrastructure providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name network infrastructure providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 331 network infrastructure providers based in Germany
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Network infrastructure providers based in Germany at a glance
As of Sep 20, 2026Companies by employee count
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 331 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among network infrastructure providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Germany whose own description of what they do matches “network infrastructure providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names network infrastructure providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among network infrastructure providers, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 2,338 across the full list. 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 September 20, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names network infrastructure providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many network infrastructure providers are there based in Germany?
RevenueBase identified 331 network infrastructure providers headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Axians Germany, headquartered in Ulm, tops this list with the largest team on record.
Which city has the most network infrastructure providers?
Berlin leads with 24 headquartered companies, followed by Hamburg (11) and Frankfurt Am Main (9).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,338 verified decision-maker contacts tracked across these 331 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 Smart Search, 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.
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