Company lists · Data refreshed September 2026
Top 25 Broadband consulting firms based in Germany
RevenueBase identified 186 broadband consulting firms headquartered in Germany as of September 2026 and tracks 1,785 professional contacts across them, including 737 with verified work emails. Berlin is the largest hub.
This list covers broadband consulting firms 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 27, 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 broadband consulting firms based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 181 contacts → | ||||
Partial evidence “Phoenix Engineering Group is the leader in the field of broadband technologies and infrastructure.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 2 | 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 27, 2026Thanks. The Data Team will review it. | |||||
| 3 | 108 contacts → | ||||
Partial evidence “m3 management consulting is a consultancy focused around the network industry (such as utilities and telecommunications), that combines traditional management consulting and…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 4 | 101 contacts → | ||||
Indirect evidence “Digitalisierungsstrategien, Glasfaserausbau, 5G-Netze und Energiewende: Wir bringen uns aktiv für die Zukunft ein.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 5 | 95 contacts → | ||||
Indirect evidence “Die netzkontor nord gmbh mit Standorten in Erfurt, Flensburg, Lübeck, Neumünster, Schwerin und Wipperfürth, gehört zur bundesweittätigen Netzkontor GmbH und stellt eines der…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 6 | 61 contacts → | ||||
Indirect evidence “Infora ist ein mittelständisches Beratungsunternehmen mit klarem Fokus auf Qualität, Innovation und digitaler Exzellenz.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 7 | 55 contacts → | ||||
Indirect evidence “Sinnwell GmbH ist ein schnell wachsendes Unternehmen, welches für Generalunternehmer im Mobilfunkbereich Dienstleistungen für den Netzaufbau erbringt.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 8 | 50 contacts → | ||||
Indirect evidence “Die nächste wichtige IT-Entscheidung steht an?” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 9 | 39 contacts → | ||||
Indirect evidence “GfTD steht für effiziente Beratungs- und Dienstleistungen im Telekommunikationsmarkt.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 10 | 28 contacts → | ||||
Indirect evidence “Breitbandausbau für die Netze der Zukunft – von der Planung bis zur Realisierung.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 11 | 25 contacts → | ||||
Indirect evidence “CWP Glasfasertechnik is your trusted partner for comprehensive fiber optic network solutions.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 12 | 24 contacts → | ||||
Partial evidence “Gimbel Consulting unterstützt bereits seit über 25 Jahren Netzbetreiber, Rechenzentrumsbetreiber, Ausrüster, Integratoren und sicherheitsrelevante Organisationen bei Planung…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 13 | 22 contacts → | ||||
Indirect evidence “Seit über 15 Jahren versorgt Stiegeler seine Privat- und Geschäftskunden im ländlichen Raum mit Internet, Telefon, Fernsehen und Mobilfunk.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 14 | 21 contacts → | ||||
Partial evidence “ConsKom steht für Consulting & Service im Bereich Telekommunikationsnetzwerke & – infrastrukturen.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 15 | 20 contacts → | ||||
Indirect evidence “Wir sind speziell ausgebildete Dienstleister und Berater für Business-Telekommunikation.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 16 | 17 contacts → | ||||
Indirect evidence “veovia creates solutions for people, devices and companies to make modern working in a technologised world simple & functional.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 17 | 17 contacts → | ||||
Indirect evidence “SAVECALL ist ein anbieterunabhängiger Sourcing-Berater für Telekommunikation und IT mit Sitz bei München.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 18 | 16 contacts → | ||||
Indirect evidence “Die DHV e-net GmbH tritt seit als verlässlicher Partner in der Metropolregion Rhein-Neckar für Glasfaserausbau, Ingenieurdienstleistungen, Dokumentation und IT-Dienstleistungen…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 19 | 16 contacts → | ||||
Indirect evidence “net-select macht Netzwerke schneller, sicherer und komfortabler.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 20 | 16 contacts → | ||||
Indirect evidence “Ob Glasfaser, Energieversorgung oder kommunale Infrastruktur – die Anforderungen an moderne Netze steigen kontinuierlich.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 21 | 13 contacts → | ||||
Indirect evidence “Die NETSit GmbH ist eine unabhängige Unternehmensberatung in der Informations- und Telekommunikationsbranche (IT/TK) aus dem Ruhrgebiet.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 22 | 11 contacts → | ||||
Indirect evidence “Corwese versteht sich als Planungs- und Beratungsunternehmen und bietet folgende Ingenieur-Dienstleistungen an: Entwicklung von Strategien und Planung kabelgebundener…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 23 | 11 contacts → | ||||
Indirect evidence “Mit über 20 Jahren Erfahrung im Telekommunikationsmarkt, davon 15 Jahre mit den Schwerpunkten DOCSIS und Breitbandnetze, bieten wir Ihnen Dienstleistungen und professionellen…” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 24 | 11 contacts → | ||||
Indirect evidence “Adiccon advises companies in a wide range of industries on the use of modern IT and telecommunications technologies.” Source: RevenueBase Database · checked Sep 27, 2026Thanks. The Data Team will review it. | |||||
| 25 | 11 contacts → | ||||
Indirect evidence “Als kompetenter Telekommunikationsberater und -dienstleister hat es sich die UTB GmbH zum Ziel gemacht, für Sie die Potenziale neuer Technologien aufzuzeigen und dabei…” Source: RevenueBase Database · checked Sep 27, 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: broadband consulting firms. 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 broadband consulting firms.
- Partial evidence
- Its own public description names part of broadband consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name broadband consulting firms. 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 186 broadband consulting firms based in Germany
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Broadband consulting firms based in Germany at a glance
As of Sep 27, 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 186 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 broadband consulting firms, 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 “broadband consulting firms”. 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 broadband consulting firms), 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 broadband consulting firms, 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, 737 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 27, 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 broadband consulting firms, 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 broadband consulting firms are there based in Germany?
RevenueBase identified 186 broadband consulting firms 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?
Phoenix Engineering, headquartered in Cologne, tops this list with the largest team on record.
Which city has the most broadband consulting firms?
Berlin leads with 13 headquartered companies, followed by Dusseldorf (8) and Hamburg (8).
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 737 verified decision-maker contacts tracked across these 186 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 27, 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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