Company lists · Data refreshed October 2026
Top 25 Fiber optic line contractors based in Germany
RevenueBase identified 323 company matches for fiber optic line contractors associated with Germany as of October 2026 and tracks 3,420 professional contacts across them, including 1,465 with verified work emails. Berlin is the largest hub.
This list covers company matches for fiber optic line contractors 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 October 12, 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.
The 25 largest fiber optic line contractors based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 456 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 · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 170 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 · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 151 contacts → | ||||
Exact match “Wir bringen das Netz der Zukunft in Ihre Region!” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 129 contacts → | ||||
Exact match “Since 1991, Rosenberger Optical Solutions & Infrastructure (Rosenberger OSI) has been a recognized expert for fiber-based connectivity, cabling solutions and infrastructure…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 98 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 · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 86 contacts → | ||||
Exact match “We plan, develop and build fiber optic networks.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 72 contacts → | ||||
Exact match “Herzlich willkommen bei Goetel, Ihrem Göttinger Glasfaseranbieter für Telefon- und Internet!” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 68 contacts → | ||||
Exact match “Fiber Experts Deutschland GmbH ist ein auf Glasfaserausbau spezialisiertes Bauunternehmen mit Standorten in Düsseldorf und Köln.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 9 | 66 contacts → | ||||
Exact match “LEONET ist seit über 16 Jahren auf dem Breitbandmarkt aktiv und setzt sich als Pionierunternehmen für digitale Chancengleichheit in ländlichen Regionen ein.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 55 contacts → | ||||
Exact match “Das TeleData Netz - das Netz der Zukunft?” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 54 contacts → | ||||
Exact match “Die R-KOM Regensburger Telekommunikationsgesellschaft mbH wurde 1997 mit dem Ziel gegründet dem Markt ein alternatives, kostengünstiges und nachhaltiges Telekommunikationsangebot…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 45 contacts → | ||||
Exact match “Libra Gmbh ist eine Geschäftseinheit als Vehikel für ausgebildete und erfahrene Fachleute in der Branche für den Bau von Glasfasernetzen, wo sie ihre Fähigkeiten und Kreativität…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 45 contacts → | ||||
Exact match “ropa unterstützt Besitzer von Glasfasernetzen wie zum Beispiel Stadtwerke beim Betrieb und Ausbau ihrer Telekommunikationsnetze: Unsere Experten entwickeln passive Breitbandnetze…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 45 contacts → | ||||
Exact match “Konnektivität ist Grundlage für attraktiven Wohnraum und Wettbewerbsfähigkeit.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 39 contacts → | ||||
Exact match “Wir, die Thüringer Netkom, bringen Bewegung in Ihr Internet!” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 36 contacts → | ||||
Exact match “GREENFIBER ist Ihr Partner für schnelles, stabiles und sicheres Internet.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 36 contacts → | ||||
Exact match “Deutsche Glasfaser Business ist der Glasfaserspezialist für Geschäftskunden und Kommunalverwaltungen.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 36 contacts → | ||||
Exact match “Wir sind ein regionales Telekommunikationsunternehmen mit Sitz in Hamburg.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 32 contacts → | ||||
Exact match “Wir sind eine Unternehmensgruppe welches sich auf Coax/LWL Gebäudeverkabelung, Service & Wartung, Infratechnik, Tiefbau, Kabel & Fernmeldebau sowie Kupfer und Glasfaserbau &…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 32 contacts → | ||||
Exact match “The company Krafteam GmbH is a leading enterprise in the field of fiber optic expansion, cable laying, HDD horizontal directional drilling, and civil engineering.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 31 contacts → | ||||
Exact match “Die Opternus GmbH ist Marktführer in Deutschland im Bereich der Glasfaser Spleiss, Einblass- und Messtechnik für den Breitbandausbau – TECHNIK DIE VERBINDET.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 22 | 31 contacts → | ||||
Exact match “Glasfaserausbau, Wartung und Reparaturen, Bau.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 23 | 29 contacts → | ||||
Exact match “Mit der GLASFASER RUHR haben Sie einen Partner an Ihrer Seite, der über 25 Jahre Erfahrung im Aufbau, Betrieb und in Sicherung von Netzwerkinfrastrukturen mitbringt.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 24 | 25 contacts → | ||||
Exact match “DATABAU Engineer GmbH ist ein hochmoderner und innovativer Ingenieurdienstleister, spezialisiert auf den Bereich der Telekommunikationsinfrastruktur.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 25 | 25 contacts → | ||||
Exact match “Netz Intelligenz GmbH is part of a group of companies and has several department managers, project managers, site engineers, foremen and approximately over five hundred employees…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “fiber optic line contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 323 fiber optic line contractors based in Germany
See the full list, filter by size, metro and specialty, and access 1,465 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Fiber optic line contractors based in Germany at a glance
As of Oct 12, 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 323 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 “fiber optic line 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 1,465 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 October 12, 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 “fiber optic line contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many fiber optic line contractors are there based in Germany?
RevenueBase identified 323 company matches for fiber optic line contractors associated with Germany as of October 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?
M-Net Telekommunikations Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most fiber optic line contractors?
Berlin leads with 16 company records, followed by Hamburg (13) and Cologne (7).
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 1,465 professional contacts with verified work emails tracked across these 323 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 October 12, 2026.
Ready to reach these companies? Verified emails and direct dials for all 323 fiber optic line contractors based in Germany. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 25 fiber optic line contractors based in Germany
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 323 matching company records for fiber optic line contractors based in Germany, with 3,420 tracked contacts and 1,465 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 fiber optic line contractors based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  M-Net Telekommunikations Gmbhm-net.deHQ: Munich, GermanyReported employees: 501-1,000 | Munich, Germany | 501-1,000 | Exact match | 456 contacts → |
“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 description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Netcom BW Gmbhnetcom-bw.deHQ: Ellwangen (jagst), GermanyReported employees: 201-500 | Ellwangen (jagst), Germany | 201-500 | Exact match | 170 contacts → |
“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 description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Glasfaserplus Gmbhglasfaserplus.deHQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 151 contacts → |
“Wir bringen das Netz der Zukunft in Ihre Region!” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Rosenberger-Osi Gmbh & Co. OHGrosenberger.com HQ: Augsburg, GermanyReported employees: 501-1,000 | Augsburg, Germany | 501-1,000 | Exact match | 129 contacts → |
“Since 1991, Rosenberger Optical Solutions & Infrastructure (Rosenberger OSI) has been a recognized expert for fiber-based connectivity, cabling solutions and infrastructure…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Netzkontor Nord Gmbhnetzkontor-nord.de HQ: Flensburg, GermanyReported employees: 201-500 | Flensburg, Germany | 201-500 | Exact match | 98 contacts → |
“Die netzkontor nord gmbh mit Standorten in Erfurt, Flensburg, Lübeck, Neumünster, Schwerin und Wipperfürth, gehört zur bundesweittätigen Netzkontor GmbH und stellt eines der…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | MIH Gmbhmih-fiber.com HQ: Horstmar, GermanyReported employees: 1,001-5,000 | Horstmar, Germany | 1,001-5,000 | Exact match | 86 contacts → |
“We plan, develop and build fiber optic networks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Goetel Gmbhgoetel.deHQ: Göttingen, GermanyReported employees: 51-200 | Göttingen, Germany | 51-200 | Exact match | 72 contacts → |
“Herzlich willkommen bei Goetel, Ihrem Göttinger Glasfaseranbieter für Telefon- und Internet!” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Fiber Experts Deutschland Gmbhfiber-experts.comHQ: Düsseldorf, GermanyReported employees: 51-200 | Düsseldorf, Germany | 51-200 | Exact match | 68 contacts → |
“Fiber Experts Deutschland GmbH ist ein auf Glasfaserausbau spezialisiertes Bauunternehmen mit Standorten in Düsseldorf und Köln.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Leonetleonet.deHQ: Deggendorf, GermanyReported employees: 51-200 | Deggendorf, Germany | 51-200 | Exact match | 66 contacts → |
“LEONET ist seit über 16 Jahren auf dem Breitbandmarkt aktiv und setzt sich als Pionierunternehmen für digitale Chancengleichheit in ländlichen Regionen ein.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Teledata Gmbhteledata.deHQ: Friedrichshafen, GermanyReported employees: 51-200 | Friedrichshafen, Germany | 51-200 | Exact match | 55 contacts → |
“Das TeleData Netz - das Netz der Zukunft?” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  R-Kom Gmbhr-kom.deHQ: Regensburg, GermanyReported employees: 51-200 | Regensburg, Germany | 51-200 | Exact match | 54 contacts → |
“Die R-KOM Regensburger Telekommunikationsgesellschaft mbH wurde 1997 mit dem Ziel gegründet dem Markt ein alternatives, kostengünstiges und nachhaltiges Telekommunikationsangebot…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Libra Gmbhlibra-gmbh.com HQ: Steinfurt, GermanyReported employees: 501-1,000 | Steinfurt, Germany | 501-1,000 | Exact match | 45 contacts → |
“Libra Gmbh ist eine Geschäftseinheit als Vehikel für ausgebildete und erfahrene Fachleute in der Branche für den Bau von Glasfasernetzen, wo sie ihre Fähigkeiten und Kreativität…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ropa Carrier Solutionsropa.de HQ: Schwäbisch Gmünd, GermanyReported employees: 51-200 | Schwäbisch Gmünd, Germany | 51-200 | Exact match | 45 contacts → |
“ropa unterstützt Besitzer von Glasfasernetzen wie zum Beispiel Stadtwerke beim Betrieb und Ausbau ihrer Telekommunikationsnetze: Unsere Experten entwickeln passive Breitbandnetze…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  wilhelm.telwilhelm-tel.deHQ: Norderstedt, GermanyReported employees: 51-200 | Norderstedt, Germany | 51-200 | Exact match | 45 contacts → |
“Konnektivität ist Grundlage für attraktiven Wohnraum und Wettbewerbsfähigkeit.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Thüringer Netkom Gmbhnetkom.deHQ: Erfurt, GermanyReported employees: 51-200 | Erfurt, Germany | 51-200 | Exact match | 39 contacts → |
“Wir, die Thüringer Netkom, bringen Bewegung in Ihr Internet!” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Greenfibergreenfiber.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 36 contacts → |
“GREENFIBER ist Ihr Partner für schnelles, stabiles und sicheres Internet.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Deutsche Glasfaser Businessdeutsche-glasfaser.deHQ: Borken, GermanyReported employees: 51-200 | Borken, Germany | 51-200 | Exact match | 36 contacts → |
“Deutsche Glasfaser Business ist der Glasfaserspezialist für Geschäftskunden und Kommunalverwaltungen.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Willy.Tel Gmbhwillytel.deHQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 36 contacts → |
“Wir sind ein regionales Telekommunikationsunternehmen mit Sitz in Hamburg.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  APK Group Germanyapkgroup.euHQ: Wesel, GermanyReported employees: 201-500 | Wesel, Germany | 201-500 | Exact match | 32 contacts → |
“Wir sind eine Unternehmensgruppe welches sich auf Coax/LWL Gebäudeverkabelung, Service & Wartung, Infratechnik, Tiefbau, Kabel & Fernmeldebau sowie Kupfer und Glasfaserbau &…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Krafteam Gmbhkrafteam.de HQ: Nordhorn, GermanyReported employees: 201-500 | Nordhorn, Germany | 201-500 | Exact match | 32 contacts → |
“The company Krafteam GmbH is a leading enterprise in the field of fiber optic expansion, cable laying, HDD horizontal directional drilling, and civil engineering.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Opternusopternus.de HQ: Bargteheide, GermanyReported employees: 51-200 | Bargteheide, Germany | 51-200 | Exact match | 31 contacts → |
“Die Opternus GmbH ist Marktführer in Deutschland im Bereich der Glasfaser Spleiss, Einblass- und Messtechnik für den Breitbandausbau – TECHNIK DIE VERBINDET.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dene Deutsche Netzbau Gmbhde-ne.de HQ: Goldbach, GermanyReported employees: 51-200 | Goldbach, Germany | 51-200 | Exact match | 31 contacts → |
“Glasfaserausbau, Wartung und Reparaturen, Bau.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Glasfaser Ruhr Gmbh & Co. KGglasfaser-ruhr.deHQ: Bochum, GermanyReported employees: 51-200 | Bochum, Germany | 51-200 | Exact match | 29 contacts → |
“Mit der GLASFASER RUHR haben Sie einen Partner an Ihrer Seite, der über 25 Jahre Erfahrung im Aufbau, Betrieb und in Sicherung von Netzwerkinfrastrukturen mitbringt.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Databau Engineer Gmbhdatabau.com HQ: Nuremberg, GermanyReported employees: 11-50 | Nuremberg, Germany | 11-50 | Exact match | 25 contacts → |
“DATABAU Engineer GmbH ist ein hochmoderner und innovativer Ingenieurdienstleister, spezialisiert auf den Bereich der Telekommunikationsinfrastruktur.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Netz-Intelligenz Deutschland Gmbhni-deutschland.de HQ: Cologne, GermanyReported employees: 201-500 | Cologne, Germany | 201-500 | Exact match | 25 contacts → |
“Netz Intelligenz GmbH is part of a group of companies and has several department managers, project managers, site engineers, foremen and approximately over five hundred employees…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 323 company matches
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Fiber optic line contractors: dataset insights
October 12, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
319 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 323 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for fiber optic line contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many fiber optic line contractors did RevenueBase find based in Germany?
The saved snapshot records 323 matching company records, 3,420 tracked contacts and 1,465 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Fiber optic line contractors by geography
- Fiber optic line contractors based in Houston, United States
- Fiber optic line contractors based in Argentina
- Fiber optic line contractors based in Australia
- Fiber optic line contractors based in Belgium
- Fiber optic line contractors based in Brazil
- Fiber optic line contractors based in Canada
- Fiber optic line contractors based in Chile
- Fiber optic line contractors based in Finland
- Fiber optic line contractors based in France
- Fiber optic line contractors based in India
- Fiber optic line contractors based in Indonesia
- Fiber optic line contractors based in Italy
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 fiber optic line contractors based in Germany. Snapshot: October 12, 2026. https://revenuebase.ai/companies/fiber-optic-line-contractors/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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Company intelligence · public preview
Top 25 fiber optic line contractors based in Germany
RevenueBase records 323 matching company records for fiber optic line contractors based in Germany, with 3,420 tracked contacts and 1,465 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 12, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 fiber optic line contractors based in Germany
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | M-Net Telekommunikations Gmbhm-net.de HQ: Munich, GermanyReported employees: 501-1,000 | Munich, Germany | 501-1,000 | Exact match | 456 contacts → |
“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 description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Netcom BW Gmbhnetcom-bw.de HQ: Ellwangen (jagst), GermanyReported employees: 201-500 | Ellwangen (jagst), Germany | 201-500 | Exact match | 170 contacts → |
“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 description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Glasfaserplus Gmbhglasfaserplus.de HQ: Cologne, GermanyReported employees: 51-200 | Cologne, Germany | 51-200 | Exact match | 151 contacts → |
“Wir bringen das Netz der Zukunft in Ihre Region!” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Rosenberger-Osi Gmbh & Co. OHGrosenberger.com HQ: Augsburg, GermanyReported employees: 501-1,000 | Augsburg, Germany | 501-1,000 | Exact match | 129 contacts → |
“Since 1991, Rosenberger Optical Solutions & Infrastructure (Rosenberger OSI) has been a recognized expert for fiber-based connectivity, cabling solutions and infrastructure…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Netzkontor Nord Gmbhnetzkontor-nord.de HQ: Flensburg, GermanyReported employees: 201-500 | Flensburg, Germany | 201-500 | Exact match | 98 contacts → |
“Die netzkontor nord gmbh mit Standorten in Erfurt, Flensburg, Lübeck, Neumünster, Schwerin und Wipperfürth, gehört zur bundesweittätigen Netzkontor GmbH und stellt eines der…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | MIH Gmbhmih-fiber.com HQ: Horstmar, GermanyReported employees: 1,001-5,000 | Horstmar, Germany | 1,001-5,000 | Exact match | 86 contacts → |
“We plan, develop and build fiber optic networks.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Goetel Gmbhgoetel.de HQ: Göttingen, GermanyReported employees: 51-200 | Göttingen, Germany | 51-200 | Exact match | 72 contacts → |
“Herzlich willkommen bei Goetel, Ihrem Göttinger Glasfaseranbieter für Telefon- und Internet!” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Fiber Experts Deutschland Gmbhfiber-experts.com HQ: Düsseldorf, GermanyReported employees: 51-200 | Düsseldorf, Germany | 51-200 | Exact match | 68 contacts → |
“Fiber Experts Deutschland GmbH ist ein auf Glasfaserausbau spezialisiertes Bauunternehmen mit Standorten in Düsseldorf und Köln.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Leonetleonet.de HQ: Deggendorf, GermanyReported employees: 51-200 | Deggendorf, Germany | 51-200 | Exact match | 66 contacts → |
“LEONET ist seit über 16 Jahren auf dem Breitbandmarkt aktiv und setzt sich als Pionierunternehmen für digitale Chancengleichheit in ländlichen Regionen ein.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Teledata Gmbhteledata.de HQ: Friedrichshafen, GermanyReported employees: 51-200 | Friedrichshafen, Germany | 51-200 | Exact match | 55 contacts → |
“Das TeleData Netz - das Netz der Zukunft?” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | R-Kom Gmbhr-kom.de HQ: Regensburg, GermanyReported employees: 51-200 | Regensburg, Germany | 51-200 | Exact match | 54 contacts → |
“Die R-KOM Regensburger Telekommunikationsgesellschaft mbH wurde 1997 mit dem Ziel gegründet dem Markt ein alternatives, kostengünstiges und nachhaltiges Telekommunikationsangebot…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Libra Gmbhlibra-gmbh.com HQ: Steinfurt, GermanyReported employees: 501-1,000 | Steinfurt, Germany | 501-1,000 | Exact match | 45 contacts → |
“Libra Gmbh ist eine Geschäftseinheit als Vehikel für ausgebildete und erfahrene Fachleute in der Branche für den Bau von Glasfasernetzen, wo sie ihre Fähigkeiten und Kreativität…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Ropa Carrier Solutionsropa.de HQ: Schwäbisch Gmünd, GermanyReported employees: 51-200 | Schwäbisch Gmünd, Germany | 51-200 | Exact match | 45 contacts → |
“ropa unterstützt Besitzer von Glasfasernetzen wie zum Beispiel Stadtwerke beim Betrieb und Ausbau ihrer Telekommunikationsnetze: Unsere Experten entwickeln passive Breitbandnetze…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | wilhelm.telwilhelm-tel.de HQ: Norderstedt, GermanyReported employees: 51-200 | Norderstedt, Germany | 51-200 | Exact match | 45 contacts → |
“Konnektivität ist Grundlage für attraktiven Wohnraum und Wettbewerbsfähigkeit.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Thüringer Netkom Gmbhnetkom.de HQ: Erfurt, GermanyReported employees: 51-200 | Erfurt, Germany | 51-200 | Exact match | 39 contacts → |
“Wir, die Thüringer Netkom, bringen Bewegung in Ihr Internet!” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Greenfibergreenfiber.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 36 contacts → |
“GREENFIBER ist Ihr Partner für schnelles, stabiles und sicheres Internet.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Deutsche Glasfaser Businessdeutsche-glasfaser.de HQ: Borken, GermanyReported employees: 51-200 | Borken, Germany | 51-200 | Exact match | 36 contacts → |
“Deutsche Glasfaser Business ist der Glasfaserspezialist für Geschäftskunden und Kommunalverwaltungen.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Willy.Tel Gmbhwillytel.de HQ: Hamburg, GermanyReported employees: 51-200 | Hamburg, Germany | 51-200 | Exact match | 36 contacts → |
“Wir sind ein regionales Telekommunikationsunternehmen mit Sitz in Hamburg.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | APK Group Germanyapkgroup.eu HQ: Wesel, GermanyReported employees: 201-500 | Wesel, Germany | 201-500 | Exact match | 32 contacts → |
“Wir sind eine Unternehmensgruppe welches sich auf Coax/LWL Gebäudeverkabelung, Service & Wartung, Infratechnik, Tiefbau, Kabel & Fernmeldebau sowie Kupfer und Glasfaserbau &…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Krafteam Gmbhkrafteam.de HQ: Nordhorn, GermanyReported employees: 201-500 | Nordhorn, Germany | 201-500 | Exact match | 32 contacts → |
“The company Krafteam GmbH is a leading enterprise in the field of fiber optic expansion, cable laying, HDD horizontal directional drilling, and civil engineering.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Opternusopternus.de HQ: Bargteheide, GermanyReported employees: 51-200 | Bargteheide, Germany | 51-200 | Exact match | 31 contacts → |
“Die Opternus GmbH ist Marktführer in Deutschland im Bereich der Glasfaser Spleiss, Einblass- und Messtechnik für den Breitbandausbau – TECHNIK DIE VERBINDET.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Dene Deutsche Netzbau Gmbhde-ne.de HQ: Goldbach, GermanyReported employees: 51-200 | Goldbach, Germany | 51-200 | Exact match | 31 contacts → |
“Glasfaserausbau, Wartung und Reparaturen, Bau.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Glasfaser Ruhr Gmbh & Co. KGglasfaser-ruhr.de HQ: Bochum, GermanyReported employees: 51-200 | Bochum, Germany | 51-200 | Exact match | 29 contacts → |
“Mit der GLASFASER RUHR haben Sie einen Partner an Ihrer Seite, der über 25 Jahre Erfahrung im Aufbau, Betrieb und in Sicherung von Netzwerkinfrastrukturen mitbringt.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Databau Engineer Gmbhdatabau.com HQ: Nuremberg, GermanyReported employees: 11-50 | Nuremberg, Germany | 11-50 | Exact match | 25 contacts → |
“DATABAU Engineer GmbH ist ein hochmoderner und innovativer Ingenieurdienstleister, spezialisiert auf den Bereich der Telekommunikationsinfrastruktur.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Netz-Intelligenz Deutschland Gmbhni-deutschland.de HQ: Cologne, GermanyReported employees: 201-500 | Cologne, Germany | 201-500 | Exact match | 25 contacts → |
“Netz Intelligenz GmbH is part of a group of companies and has several department managers, project managers, site engineers, foremen and approximately over five hundred employees…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 323 company matches
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Fiber optic line contractors: dataset insights
October 12, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
319 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 323 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 12, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for fiber optic line contractors?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many fiber optic line contractors did RevenueBase find based in Germany?
The saved snapshot records 323 matching company records, 3,420 tracked contacts and 1,465 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 12, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Browse the directory
Cite this list
RevenueBase Data Team. Top 25 fiber optic line contractors based in Germany. Snapshot: October 12, 2026. https://revenuebase.ai/companies/fiber-optic-line-contractors/germany.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Fiber optic line contractors based in Houston, United States
- Fiber optic line contractors based in Argentina
- Fiber optic line contractors based in Australia
- Fiber optic line contractors based in Belgium
- Fiber optic line contractors based in Brazil
- Fiber optic line contractors based in Canada