Germany's telecommunications industry is vital for both individual and corporate connectivity. Companies range from major players to smaller firms, providing services like high-speed internet, mobile communication, and digital TV. The sector is undergoing significant transformation driven by advancements in technology, notably the rollout of fiber optics and 5G. With increasing competition, companies are enhancing customer experiences and exploring innovative solutions. This evolution aims to bridge the digital divide, especially in rural areas, ensuring reliable connections for everyone. Germany's commitment to digital infrastructure positions it well for future growth and competitiveness on a global scale.

The companies on this list reflect the range of telecommunications providers in Germany, with a workforce from 51 up to 5,000 employees. Many were founded in the 1990s, indicating a stable industry presence, while some newer entrants highlight ongoing market dynamism. Locations span various states, including North Rhine-Westphalia and Bavaria, showcasing geographical diversity and specific regional specializations, such as fiber optics and business networking. This mix underpins a competitive market, setting the stage for innovation and enhanced service offerings across the country.

Continue reading to discover the top telecommunications companies in Germany.

Top 20 Telecommunications Companies in Germany

1. 1&1 Telecommunication SE

• Website: 1und1.de
• Ownership type: Private
• Headquarters: Montabaur, Rhineland-Palatinate, Germany
• Employee distribution: Germany 99%
• Founded year: 1988
• Headcount: 1001-5000
• LinkedIn: 1und1de

1&1 Telecommunication SE, based in Montabaur, Germany, is a telecommunications provider that has been in operation since 1988. The company offers a comprehensive range of services, including DSL and fiber internet, mobile services, and web hosting solutions. Catering to both individual consumers and businesses, 1&1 plays a crucial role in providing essential connectivity solutions in today's digital environment. With a workforce of approximately 1,392 employees, the company primarily serves the German market, showcasing its strong local presence. Their product lineup includes high-speed internet options, mobile plans, and various smart home devices, reflecting their adaptability to market demands and technological trends.

2. M-net Telekommunikations GmbH

• Website: m-net.de
• Ownership type: Private
• Headquarters: Flensburg, Schleswig-Holstein, Germany
• Employee distribution: Germany 99%
• Founded year: 1996
• Headcount: 501-1000
• LinkedIn: m-net-telekommunikations-gmbh

M-net Telekommunikations GmbH, founded in 1996, is a private telecommunications company based in Flensburg, Schleswig-Holstein, Germany. With a workforce of approximately 514 employees, M-net specializes in providing high-speed internet, business telephony, and networking solutions tailored for both private and business customers. The company primarily operates in Bavaria, where it focuses on delivering reliable communication services that are essential for modern connectivity. M-net is actively involved in the expansion of fiber optic networks, enhancing its service offerings and ensuring high-quality connections for its users. The company also emphasizes customer service and community engagement, participating in various sponsorship and social initiatives. M-net's commitment to innovation and customer satisfaction positions it as a significant player in the regional telecommunications market.

3. congstar

• Website: congstar.de
• Ownership type: Private
• Headquarters: Neunkirchen, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Founded year: 2007
• Headcount: 201-500
• LinkedIn: congstar

Congstar, based in Neunkirchen, North Rhine-Westphalia, Germany, is a private telecommunications provider founded in 2007. The company specializes in offering a range of mobile and internet services, including flexible mobile phone tariffs, prepaid plans, and internet access via DSL and LTE technologies. With a workforce of approximately 323 employees, Congstar focuses entirely on the German market, ensuring that their services are tailored to local consumer needs. They provide various options for customers, allowing for a high degree of customization in their mobile and internet plans. Congstar has also been recognized for its customer service and innovative offerings, which include options for 5G connectivity and eSIM technology. Their active participation in the telecommunications industry, along with their customer-oriented services, positions them as a relevant player in the sector.

4. Deutsche Glasfaser Unternehmensgruppe

• Website: deutsche-glasfaser.de
• Ownership type: Private Equity
• Headquarters: Neunkirchen, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Latest funding: Other (Debt), $391.1M, September 2024
• Founded year: 2011
• Headcount: 1001-5000
• LinkedIn: deutsche-glasfaser

Deutsche Glasfaser Unternehmensgruppe, founded in 2011 and based in Neunkirchen, North Rhine-Westphalia, Germany, is a telecommunications provider that focuses on high-speed internet, television, and telephony services. The company is dedicated to expanding fiber optic networks, particularly in rural and suburban areas, addressing the growing need for reliable digital connectivity. Their services cater to both individual consumers and businesses, ensuring access to modern communication technologies. Deutsche Glasfaser has made significant strides in the fiber-to-the-home (FTTH) market, positioning itself as a key player in the digital transformation of regions that have historically been underserved. The company has recently secured substantial funding, amounting to approximately 391 million euros, which underscores its potential for growth and expansion in the telecommunications sector.

5. Plusnet GmbH - Ein Unternehmen der EnBW

• Website: plusnet.de
• Ownership type: Corporate
• Headquarters: Neunkirchen, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Latest funding: $251.9M, May 2019
• Founded year: 1997
• Headcount: 201-500
• LinkedIn: plusnet-gmbh

Plusnet GmbH, a subsidiary of EnBW, is based in Neunkirchen, North Rhine-Westphalia, Germany. Founded in 1997, the company specializes in telecommunications services, offering a range of products that include fiber internet, business internet, networking solutions, and telephony services. Plusnet caters to a substantial customer base of over 40,000 business clients, which includes small to medium enterprises and municipalities. The company is dedicated to providing reliable and scalable communication solutions tailored to meet the digital needs of its clients. Plusnet has made significant investments in fiber infrastructure, reflecting its commitment to enhancing connectivity and supporting the digital transformation of its customers. This focus on innovation and customer service underscores Plusnet's role as a key player in the telecommunications industry.

6. NetCom BW GmbH

• Website: netcom-bw.de
• Ownership type: Private
• Headquarters: Ellwangen, Baden-Württemberg, Germany
• Employee distribution: Germany 100%
• Founded year: 2014
• Headcount: 201-500
• LinkedIn: netcom-bw-gmbh

NetCom BW GmbH, based in Ellwangen, Baden-Württemberg, Germany, is a telecommunications provider that specializes in internet and telephone services for both private and business customers. Established in 2014, the company has quickly grown to operate one of the largest fiber optic networks in the region, which is vital for delivering high-speed connectivity solutions. Their product offerings include DSL and fiber internet plans, television services, and security solutions, catering to a wide range of customer needs. NetCom BW is also involved in broadband expansion initiatives, working to enhance internet access in various communities. As a private company with a workforce of around 204 employees, it is fully dedicated to improving communication infrastructure in its service areas, making it a notable entity in the telecommunications industry.

7. htp GmbH

• Website: htp.net
• Ownership type: Private
• Headquarters: Hanover, Lower Saxony, Germany
• Employee distribution: Germany 100%
• Founded year: 1996
• Headcount: 201-500
• LinkedIn: htp-gmbh

htp GmbH, founded in 1996 and based in Hanover, Lower Saxony, Germany, is a private telecommunications provider. The company specializes in offering a range of services including internet, mobile, and TV, with a strong emphasis on fiber optic connections. htp GmbH caters to both private and business customers, primarily in the Hannover region. Their focus on delivering reliable connectivity is complemented by a commitment to customer support, ensuring that users have access to assistance when needed. The company has also ventured into smart home solutions, partnering with technology providers to enhance customer experience and optimize internet usage. With a workforce of around 81 employees, htp GmbH continues to expand its network and services, maintaining a strong presence in the local telecommunications market.

8. wilhelm.tel

• Website: wilhelm-tel.de
• Ownership type: Private
• Headquarters: Norderstedt, Schleswig-Holstein, Germany
• Employee distribution: Germany 100%
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: wilhelm.tel

wilhelm.tel GmbH, based in Norderstedt, Schleswig-Holstein, Germany, is a telecommunications company founded in 1999. The company specializes in providing a variety of multimedia services, including high-speed internet, fixed-line telephony, mobile services, and television. With a dedicated workforce of around 60 employees, wilhelm.tel focuses on delivering reliable communication solutions tailored to both individual consumers and businesses. The company emphasizes customer service and support, offering various channels for assistance. Operating exclusively within Germany, wilhelm.tel addresses the connectivity needs of its local market, contributing to the overall telecommunications infrastructure in the region.

9. Leonet

• Website: leonet.de
• Ownership type: Private
• Headquarters: Deggendorf, Bavaria, Germany
• Employee distribution: Germany 97%, France 3%
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: amplus-ag

Leonet GmbH, based in Deggendorf, Bavaria, Germany, is a telecommunications provider established in 2009. The company specializes in delivering high-speed internet, telephone, and television services, with a strong emphasis on expanding fiber optic networks in rural areas. Leonet is dedicated to promoting digital equality for both private and business customers, ensuring that even those in less populated regions have access to reliable internet services. With a workforce of approximately 117 employees, Leonet operates primarily in Germany, with a small presence in France. The company has been actively involved in the planning and execution of broadband projects, contributing to the digital infrastructure in over 200 municipalities across 20 counties in Bavaria. Their mission is to enhance connectivity and support local communities, making them a significant player in the regional telecommunications sector.

10. 1&1 Versatel

• Website: 1und1.net
• Ownership type: Corporate
• Headquarters: Neunkirchen, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Latest funding: September 2014
• Founded year: 1999
• Headcount: 1001-5000
• LinkedIn: versatel-deutschland

1&1 Versatel GmbH, founded in 1999 and based in Neunkirchen, North Rhine-Westphalia, Germany, is a telecommunications provider that specializes in high-speed internet and networking solutions tailored for business clients. The company offers a comprehensive range of services, including fiber internet, IP telephony, and cybersecurity solutions, aimed at enhancing business operations through reliable connectivity. With a workforce of over 1,100 employees, 1&1 Versatel primarily serves the German market, focusing exclusively on business customers. Their product portfolio includes advanced connectivity options such as SD-WAN, VPN, and managed firewall services, which are critical for modern enterprises. The company has received accolades for its service quality, including recognition for excellent customer support and high-performance internet access. 1&1 Versatel's commitment to innovation and customer satisfaction positions it as a significant player in the telecommunications sector.

11. willy.tel GmbH

• Website: willytel.de
• Ownership type: Family Owned
• Headquarters: Hamburg, Hamburg, Germany
• Employee distribution: Germany 100%
• Founded year: 1990
• Headcount: 51-200
• LinkedIn: willy.tel

Willy.tel GmbH, based in Hamburg, Germany, is a family-owned telecommunications company founded in 1990. The firm specializes in providing a range of communication services, including internet, phone, TV, and mobile solutions, catering to both individual consumers and businesses. With a focus on high-quality service, willy.tel operates its own fiber optic network, which currently serves over 150,000 households and various enterprises. The company prides itself on delivering tailored communication solutions that meet the specific needs of its customers. Willy.tel is also involved in initiatives to expand its network infrastructure, collaborating with local authorities to enhance fiber optic availability in the region. Their commitment to customer service and technological advancement positions them as a significant player in the telecommunications industry.

12. Cableway AG

• Website: cable-way.de
• Ownership type: Private
• Headquarters: Bergisch Gladbach, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Founded year: 2007
• Headcount: 501-1000
• LinkedIn: cableway-ag

Cableway AG, based in Bergisch Gladbach, North Rhine-Westphalia, Germany, is a private telecommunications service provider founded in 2007. The company specializes in delivering a variety of communication services, including internet, phone, and TV connections. They also provide technical support for installation and maintenance, ensuring that their clients receive reliable service. Cableway AG caters to a broad clientele, including private individuals, housing companies, and businesses, which highlights their adaptability in the telecommunications market. Their technical expertise spans several areas, such as broadband technology, mobile communications, and satellite technology, making them a competent partner for infrastructure projects. With a workforce of around 500 to 1000 employees, Cableway AG is well-equipped to handle a significant volume of service requests across Germany, demonstrating their operational capacity and commitment to customer satisfaction.

13. Dokom21

• Website: dokom21.de
• Ownership type: Family Owned
• Headquarters: Dortmund, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Founded year: 1996
• Headcount: 51-200
• LinkedIn: dokom21

Dokom21, established in 1996 and based in Dortmund, North Rhine-Westphalia, Germany, is a family-owned telecommunications provider. The company specializes in delivering a range of services, including high-speed internet, phone services, and television, catering to both private consumers and businesses. With a workforce of approximately 51-200 employees, Dokom21 focuses on providing reliable communication solutions tailored to the needs of various industries. The company emphasizes high-speed connectivity, offering fiber-optic services that can reach up to 1,000 Mbit/s. Their commitment to customer service is evident in their local approach, which fosters strong relationships with clients. Dokom21 also engages in community initiatives and partnerships, further solidifying its presence in the telecommunications sector.

14. TNG Stadtnetz GmbH

• Website: tng.de
• Ownership type: Private Equity
• Headquarters: Kiel, Schleswig-Holstein, Germany
• Employee distribution: Germany 100%
• Latest funding: December 2020
• Founded year: 1996
• Headcount: 201-500
• LinkedIn: tng-stadtnetz

TNG Stadtnetz GmbH, founded in 1996 and based in Kiel, Schleswig-Holstein, Germany, is a telecommunications provider that specializes in delivering a variety of connectivity solutions. The company offers services including fiber optic internet, DSL, mobile services, and television, catering to both residential and business clients. TNG is dedicated to enhancing customer experience through innovative technology and robust support systems. With a workforce of approximately 110 employees, the company operates entirely within Germany, focusing on regional markets to ensure reliable and efficient service delivery. TNG's commitment to maintaining and upgrading its technical infrastructure is evident in its regular maintenance updates and customer communication efforts, which aim to keep users informed about service interruptions and improvements.

15. IRIS Telecommunication GmbH Germany

• Website: iris-telecommunication.de
• Ownership type: Private
• Headquarters: Halle (Saale), Saxony-Anhalt, Germany
• Employee distribution: Germany 100%
• Founded year: 2015
• Headcount: 51-200
• LinkedIn: iris-telecommunication-gmbh-germany

IRIS Telecommunication GmbH Germany, established in 2015 and located in Halle (Saale), specializes in providing broadband connectivity solutions. The company serves a range of clients, including households, businesses, and public institutions, with a focus on enhancing connectivity through advanced technologies such as fiber optics and 5G. Their services are crucial for the digital transformation and sustainability efforts across various sectors. As a private company with a workforce of approximately 39 employees, IRIS is dedicated to delivering high-speed broadband solutions that support social and economic well-being. Their offerings include Fiber-to-the-Home (FTTH) connections, which facilitate efficient communication for smart cities and industrial applications. As part of the Nokia Group, IRIS benefits from a strong partnership that enhances its capabilities in the telecommunications market.

16. NetCologne

• Website: netcologne.de
• Ownership type: Private
• Headquarters: Cologne, North Rhine-Westphalia, Germany
• Employee distribution: Germany 100%
• Founded year: 1994
• Headcount: 1001-5000
• LinkedIn: netcologne

NetCologne is a telecommunications and internet service provider based in Cologne, North Rhine-Westphalia, Germany. Founded in 1994, the company has grown to serve approximately 518,000 customers, offering a range of services that include internet access and cable television. NetCologne primarily focuses on delivering reliable connectivity solutions tailored for both residential and business clients. The company operates with a workforce of around 923 employees, all based in Germany, which underscores its commitment to the local market. While it has not reported any recent funding, its established presence and operational history suggest a solid footing in the telecommunications sector.

17. WOBCOM GmbH

• Website: wobcom.de
• Ownership type: Private
• Headquarters: Wolfsburg, Lower Saxony, Germany
• Employee distribution: Germany 100%
• Founded year: 1996
• Headcount: 51-200
• LinkedIn: wobcom-gmbh

WOBCOM GmbH, based in Wolfsburg, Lower Saxony, Germany, is a telecommunications company that has been operational since 1996. The firm specializes in providing a range of services, including high-speed fiber optic internet, mobile connectivity, and television offerings. With a workforce of approximately 51 to 200 employees, WOBCOM focuses on meeting the communication and entertainment needs of both private and business customers. The company is particularly noted for its efforts in expanding fiber optic networks, which are crucial for modern digital communication. WOBCOM is a subsidiary of Stadtwerke Wolfsburg AG, which further solidifies its role in the local telecommunications landscape. Their initiatives, such as free public Wi-Fi in Wolfsburg and partnerships for network expansion, highlight their commitment to enhancing connectivity in the region.

18. R-KOM GmbH

• Website: r-kom.de
• Ownership type: Private
• Headquarters: Regensburg, Bavaria, Germany
• Employee distribution: Germany 100%
• Founded year: 1997
• Headcount: 51-200
• LinkedIn: r-kom-regensburger-telekommunikationsgesellschaft-mbh-%26-co.-kg

R-KOM GmbH, based in Regensburg, Bavaria, Germany, is a telecommunications provider that specializes in internet, TV, and telephone services. Established in 1997, R-KOM caters to both residential and business clients in the Ostbayern region. The company is known for its high-speed internet offerings, with speeds reaching up to 1 Gbit/s, and a variety of communication solutions tailored to meet the specific needs of its customers. R-KOM emphasizes local service, providing personalized support and consultation through its network of shops and partners across the region. Their commitment to customer satisfaction is evident in their service offerings, which include free installation and a range of product packages designed to suit different user requirements. R-KOM is actively involved in expanding its fiber optic network, enhancing connectivity options for its clients. The company operates entirely within Germany, ensuring a focused approach to its market.

19. RFT Kabel Brandenburg GmbH

• Website: rftkabel.de
• Ownership type: Family Owned
• Headquarters: Brandenburg, Brandenburg, Germany
• Employee distribution: Germany 100%
• Founded year: 1948
• Headcount: 51-200
• LinkedIn: rft-kabel-brandenburg-gmbh

RFT Kabel Brandenburg GmbH is a family-owned telecommunications provider based in Brandenburg, Germany. Founded in 1948, the company has established itself as a key player in the local market, offering a range of services that include internet, television, and telephone solutions. RFT Kabel serves both residential and business customers, ensuring reliable connectivity and communication services. The company is particularly focused on the development of digital infrastructure in the region, actively expanding its fiber optic network to enhance service delivery. With over 95,000 households and businesses connected, RFT Kabel plays a significant role in the local telecommunications landscape. Their commitment to customer service is evident through their personalized support and flexible service offerings, which cater to the specific needs of their clients. RFT Kabel's emphasis on regional growth and technological advancement positions it as a relevant telecommunications provider in Germany.

20. freenet.de GmbH

• Website: freenet.de
• Ownership type: Private
• Headquarters: Hamburg, Hamburg, Germany
• Employee distribution: Germany 100%
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: freenet.de

Freenet.de GmbH, founded in 1999 and based in Hamburg, Germany, operates as a private telecommunications company. The firm provides a comprehensive suite of services that includes mobile communication, internet access, TV entertainment, and cloud storage solutions. With a workforce of approximately 51 to 200 employees, freenet.de serves both individual consumers and businesses, addressing their communication and entertainment needs. The company emphasizes independent mobile services across various networks, ensuring that customers have access to reliable connectivity. Additionally, freenet.de offers cloud storage and email services, enhancing its digital solution portfolio. The company operates entirely within Germany, reflecting a focused market strategy.

Telecommunications Insights: Key Companies in Germany

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