Oorsprong van het eerstegraads netwerk van Karl-Wilhelm Rohrsen
| Entiteit | Type entiteit | Industrie | |
|---|---|---|---|
O2 Germany GmbH & Co. OHG
 O2 Germany GmbH & Co. OHG Wireless TelecommunicationsCommunications O2 Germany GmbH & Co. OHG provides telecommunications services. It provides mobile services to subscribers in Germany. Its customers include BMW, Christian Dior and TCHIBO. The company introduced 3G service to business and consumer customers and it has a joint venture with TCHIBO to sell pre-paid service under the Tchibo Mobilfunk name. The company was founded in 1995 and is headquartered in Munich, Germany.
16
| Extinct | Wireless Telecommunications | 16 |
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| Onderneming | Sector | Gelieerde personen | Hoofdpost |
|---|---|---|---|
| DEUTSCHE TELEKOM AG | Major Telecommunications | Corporate Officer/Principal | |
| University of Bari | College/University | Undergraduate Degree | |
O2 Holdings Ltd.
 O2 Holdings Ltd. Wireless TelecommunicationsCommunications Part of Telefónica SA, O2 Holdings Ltd. is a leading digital communications company based in Slough, UK. O2 has the highest customer satisfaction for any mobile provider, according to Ofcom. Customers can also enjoy exclusive benefits for being with both Virgin Media and O2. The British company's website, O2.co.uk, provides information about My O2, Priority, O2 Refresh, O2 Wifi, and much more. Additionally, customers can browse the range of 4G and 5G phones using the Android Operating System from Samsung, Google, Nothing, and more with pay monthly deals available. Founded in 1991, the company offers phones, tablets, mobile broadband, and sim only deals on the Best Network for Coverage. | Wireless Telecommunications | Corporate Officer/Principal | |
1&1 Versatel GmbH
 1&1 Versatel GmbH Specialty TelecommunicationsCommunications 1&1 Versatel GmbH engages in the provision of telecommunication services for small, medium-sized, and large enterprises, public institutions, communities, and municipal companies. It offers telephone, Internet, mobile, hosting, voice and site networking, personal consulting, email and web protection services. The firm also manages and develops a fiber network infrastructure. The company was founded in 1999 and is headquartered in Berlin, Germany. | Specialty Telecommunications | Corporate Officer/Principal | |
| HAPAG-LLOYD AG | Marine Shipping | Corporate Officer/Principal | |
| SIXT SE | Finance/Rental/Leasing | Sales & Marketing | |
debitel AG
 debitel AG Specialty TelecommunicationsCommunications debitel AG provides mobile & fixed-line telecommunications services, internet and data services. It is a network-independent telecommunications company that offers mobile telephony, fixed-line telephony and the internet. It does all of this by purchasing capacity from various network operators, which it then supplements and combines to create its own products and packages. It works in Germany with the mobile telephony operators like T-Mobile, Vodafone and E-Plus. The company was founded in 1991 and is headquartered in Stuttgart, Germany. | Specialty Telecommunications | Director of Finance/CFO | |
| University of Freiburg | College/University | Graduate Degree | |
| TELE COLUMBUS AG | Cable/Satellite TV | Chairman | |
ME digital GmbH
 ME digital GmbH Internet Software/ServicesTechnology Services ME digital GmbH engages in the provision of telecommunications solutions. It offers digital entertainment content, mobile content, and entertainment services. The company was founded by Oliver Christian Samwer and Alexander Samwer in 2000 and is headquartered in Berlin, Germany. | Internet Software/Services | Chief Executive Officer | |
| TECHNOGYM S.P.A. | Recreational Products | Corporate Officer/Principal | |
| INSEAD | College/University | Masters Business Admin | |
Telefónica Telecom SA
 Telefónica Telecom SA Wireless TelecommunicationsCommunications Telefónica Telecom SA provides telecommunications services. It offers fixed and mobile telephony, broadband internet, cable television subscriptions, and network administration. The firm also provides data center management, software application development, and information technology infrastructure operations. The company was founded on June 16, 2003 and is headquartered in Bogota, Colombia. | Wireless Telecommunications | Sales & Marketing | |
| Universidad Complutense de Madrid | College/University | Graduate Degree | |
| University of Navarra | College/University | Masters Business Admin | |
Telenet Group NV/SA
 Telenet Group NV/SA Wireless TelecommunicationsCommunications Telenet Group NV/SA provides mobile telecommunication services. It offers prepaid services for self employed, small, medium enterprises, international services, post paid and data services. The company was founded in 1994 and is headquartered in Brussels, Belgium. | Wireless Telecommunications | Chief Tech/Sci/R&D Officer | |
| University of Bielefeld | College/University | Undergraduate Degree | |
Steinbeck Holding AG
 Steinbeck Holding AG Air Freight/CouriersTransportation Steinbeck Holding AG provides logistics and product management services. It also conducts financial transactions for its own and third-party accounts. The company was founded on May 14, 1980 and is headquartered in Zürich, Switzerland. | Air Freight/Couriers | Comptroller/Controller/Auditor | |
| A.T. Kearney SpA | Corporate Officer/Principal | ||
| O2 CZECH REPUBLIC A.S. | Major Telecommunications | President Director/Board Member | |
| FREENET AG | Specialty Telecommunications | Director of Finance/CFO | |
E-PCPM GmbH & Co. KG
 E-PCPM GmbH & Co. KG Wireless TelecommunicationsCommunications E-PCPM GmbH & Co. KG provides wireless telecommunications services. It offers mobile voice and data services, including phone, email, multimedia, prepaid calling cards, and Internet access. The company was founded in 1993 and is headquartered in Dusseldorf, Germany. | Wireless Telecommunications | Chief Tech/Sci/R&D Officer | |
Telefónica Germany GmbH & Co. OHG
 Telefónica Germany GmbH & Co. OHG Wireless TelecommunicationsCommunications Telefónica Germany GmbH & Co. oHG engages in telecommunication services. It specializes in digitalisation, protection and security of personal data, ad network processing. The company was founded in May 1995 and is headquartered in Munich, Germany. | Wireless Telecommunications | Chief Executive Officer Corporate Officer/Principal Director of Finance/CFO General Counsel | |
Telekom Deutschland GmbH
 Telekom Deutschland GmbH Major TelecommunicationsCommunications Telekom Deutschland GmbH provides mobile communication services. It offers fixed network telephony, broadband Internet, mobile voice and data, and IPTV products and services. The firm's technologies for mobile data transmission include GPRS, EDGE, W-LAN, UMTS, and HSDPA. The company was founded in 1993 and is headquartered in Bonn, Germany. | Major Telecommunications | Corporate Officer/Principal Director of Finance/CFO | |
| Sixt Verwaltungs GmbH | Corporate Officer/Principal | ||
| Technische Universität Wien | College/University | Graduate Degree | |
| School of Economics & Business Administration | College/University | Undergraduate Degree | |
Sunrise Communications Holdings SA
 Sunrise Communications Holdings SA Finance/Rental/LeasingFinance Sunrise Communications Holdings SA provides telecommunication services. The firm also specializes in landline internet. The company was founded on September 9, 2010 and is headquartered in Luxembourg. | Finance/Rental/Leasing | Director/Board Member | |
Sunrise Communications International S.A.
 Sunrise Communications International S.A. Specialty TelecommunicationsCommunications Sunrise Communications International SA operates as a holding company, with interest in the telecommunications sector. The company was founded on September 9, 2010 and is headquartered in Luxembourg. | Specialty Telecommunications | Director/Board Member | |
| Orange Telecommunications SA | Chief Tech/Sci/R&D Officer | ||
| Wiest AG | Director/Board Member | ||
| Swissox AG | Comptroller/Controller/Auditor | ||
Mobile Challenger Intermediate Group SA
 Mobile Challenger Intermediate Group SA Specialty TelecommunicationsCommunications Mobile Challenger Intermediate Group SA provides telecommunication solutions. The company was founded on February 25, 2011 and is headquartered in Luxembourg. | Specialty Telecommunications | Director/Board Member | |
Philips Medical Systems DMC GmbH
 Philips Medical Systems DMC GmbH Medical SpecialtiesHealth Technology Part of Koninklijke Philips NV, Philips Medical Systems DMC GmbH is a German company that designs and manufactures X-ray tubes and high voltage generators. The company is based in Hamburg, Germany. | Medical Specialties | Director of Finance/CFO | |
| Mckinsey & Co., Inc. (Germany) | Corporate Officer/Principal | ||
| Iridium Services Europe GmbH & Co. KG | Corporate Officer/Principal | ||
Virtualstock Holdings Ltd.
 Virtualstock Holdings Ltd. Information Technology ServicesTechnology Services Virtualstock Holdings Ltd. provides a cloud-based software-as-a-service supply chain solution. The company was founded by Edward Thomas Alan Bradley and Timothy Edward Ingham on April 4, 2005 and is headquartered in Reading, the United Kingdom. | Information Technology Services | Director/Board Member | |
UPC Schweiz GmbH
 UPC Schweiz GmbH Major TelecommunicationsCommunications UPC Schweiz GmbH engages in the provision of telecommunications and media services. It offers television, internet, telephone, mobile, and cable connection. The company was founded in 1931 and is headquartered in Wallisellen, Germany. | Major Telecommunications | Chief Executive Officer | |
| SGL Steinbeck Global Logistics GmbH | Director of Finance/CFO | ||
Sunrise GmbH
 Sunrise GmbH Internet Software/ServicesTechnology Services Part of Liberty Global Plc, Sunrise GmbH is a Swiss company that provides internet subscriptions with fiber optic speeds of up to 10 gbit/s. The company is based in Glattpark, Switzerland. The company's specialist staff takes care of the provision of the house connection and they also offer all-round service to set up everything necessary for reliable phone calls, internet surfing, and TV watching at home. The CEO of the company is André Krause. | Internet Software/Services | Chief Executive Officer | |
Airport Fitness und Wellness AG
 Airport Fitness und Wellness AG Other Consumer ServicesConsumer Services Part of Integion GmbH, Airport Fitness und Wellness AG is a fitness center located in Zurich, Switzerland, specifically at the Kloten airport. The Swiss company offers targeted training, fitness classes, and group fitness options, and are open 365 days a year. On January 01, 2023, Airport Fitness und Wellness was acquired by Integion Swiss AG. | Other Consumer Services | Chairman | |
Autohaus Siegmar Haese GmbH
 Autohaus Siegmar Haese GmbH Specialty StoresRetail Trade Autohaus Siegmar Haese GmbH operates as a car dealer that retails new and used cars. The private company is based in Erkrath-Hochdahl, Germany. The CEO of the German company is Thorsten Haeser. | Specialty Stores | Chief Executive Officer | |
| Iridium Communications GmbH | Corporate Officer/Principal | ||
| ALLANE SE | Finance/Rental/Leasing | Corporate Officer/Principal |
Statistieken
Internationaal
| Duitsland | 23 |
| Zwitserland | 10 |
| Verenigd Koninkrijk | 4 |
| Italië | 4 |
| Oostenrijk | 4 |
Sectoraal
| Communications | 20 |
| Consumer Services | 11 |
| Technology Services | 5 |
| Finance | 4 |
| Transportation | 3 |
Operationeel
| Director/Board Member | 23 |
| Chief Executive Officer | 20 |
| Corporate Officer/Principal | 19 |
| Director of Finance/CFO | 18 |
| Chief Tech/Sci/R&D Officer | 10 |
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