Thomas Dannenfeldt
Chairman at CECONOMY AG
Profile
Thomas Dannenfeldt is currently the Chairman-Supervisory Board at German Telekom Services Europe GmbH, CECONOMY AG, and an Independent Non-Executive Director at Nokia Oyj.
In the past, he served as the Chairman-Supervisory Board at T-Systems International GmbH and EE Ltd., Director at Virgin Mobile Telecoms Ltd., Finance Director at Telekom Deutschland GmbH, Director at T-Mobile US, Inc., Chief Financial Officer at Deutsche Telekom AG, and Member-Supervisory Board at Buyin SA and BUYIN GmbH.
He received his undergraduate degree from the University of Trier.
Thomas Dannenfeldt active positions
| Companies | Position | Start |
|---|---|---|
| NOKIA OYJ | Director/Board Member | 2020-05-26 |
| CECONOMY AG | Chairman | 2021-02-16 |
| German Telekom Services Europe GmbH | Chairman | 2015-12-31 |
Former positions of Thomas Dannenfeldt
| Companies | Position | End |
|---|---|---|
| T-MOBILE US | Director/Board Member | 2018-11-30 |
| DEUTSCHE TELEKOM AG | Director of Finance/CFO | 2017-12-31 |
Buyin SA
 Buyin SA Real Estate DevelopmentFinance Buyin SA is a Belgian procurement company that specializes in telecommunications industry. Buyin is based in Brussels, BE. The private company provides technical consultancy with commercial cost insights and leverage scale and innovation across all the strategic telco product categories. The company creates solutions to increase competitiveness on the basis of a demand plan and in constant interaction with their customers. The company has a proven track of building strong long-term relationships with suppliers and partners. Béatrice Felder has been the CEO of the company since 2019. | Chairman | 2017-11-30 |
Buyin GmbH
 Buyin GmbH Miscellaneous Commercial ServicesCommercial Services BUYIN GmbH provides sustainable procurement excellence in the telecommunications industry. The joint venture company is based in Bonn, Germany. The German company's "Target Costing @ Procurement" approach combines technical consultancy with commercial cost insights to keep them at the cutting edge of procurement. The company has three dedicated Teardown Labs that provide hundreds of analyses to inform their cost modeling methodologies and tools. The CEO of the company is Michael Rubas. | Director/Board Member | 2017-12-31 |
T-Systems International GmbH
 T-Systems International GmbH Information Technology ServicesTechnology Services T-Systems International GmbH engages in the development, implementation, operation, and marketing of client- and industry-specific solutions in the information processing and telecommunications sectors. These include security, data processing, information management, training, and consulting services. The company was founded on August 30, 2004 and is headquartered in Frankfurt, Germany. | Chairman | 2016-10-31 |
Training of Thomas Dannenfeldt
| University of Trier | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 4 |
|---|---|
| NOKIA OYJ | Electronic Technology |
| DEUTSCHE TELEKOM AG | Communications |
| T-MOBILE US | Communications |
| CECONOMY AG | Retail Trade |
| Private companies | 7 |
|---|---|
Virgin Mobile Telecoms Ltd.
 Virgin Mobile Telecoms Ltd. Specialty TelecommunicationsCommunications Virgin Mobile Telecoms Ltd. provides mobile telecommunications services. It offers mobile voice and non-voice, SMS, MMS, and 3G services. The company was founded in November 1999 and is located in Trowbridge, UK. | Communications |
T-Systems International GmbH
T-Systems International GmbH Information Technology ServicesTechnology Services T-Systems International GmbH engages in the development, implementation, operation, and marketing of client- and industry-specific solutions in the information processing and telecommunications sectors. These include security, data processing, information management, training, and consulting services. The company was founded on August 30, 2004 and is headquartered in Frankfurt, Germany. | Technology Services |
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. | Communications |
EE Ltd.
 EE Ltd. Major TelecommunicationsCommunications EE Ltd. engages in the provision of telecommunications, broadband, services and equipment. The company was founded on May 10, 1989 and is headquartered in London, the United Kingdom. | Communications |
Buyin SA
Buyin SA Real Estate DevelopmentFinance Buyin SA is a Belgian procurement company that specializes in telecommunications industry. Buyin is based in Brussels, BE. The private company provides technical consultancy with commercial cost insights and leverage scale and innovation across all the strategic telco product categories. The company creates solutions to increase competitiveness on the basis of a demand plan and in constant interaction with their customers. The company has a proven track of building strong long-term relationships with suppliers and partners. Béatrice Felder has been the CEO of the company since 2019. | Finance |
| German Telekom Services Europe GmbH | |
Buyin GmbH
Buyin GmbH Miscellaneous Commercial ServicesCommercial Services BUYIN GmbH provides sustainable procurement excellence in the telecommunications industry. The joint venture company is based in Bonn, Germany. The German company's "Target Costing @ Procurement" approach combines technical consultancy with commercial cost insights to keep them at the cutting edge of procurement. The company has three dedicated Teardown Labs that provide hundreds of analyses to inform their cost modeling methodologies and tools. The CEO of the company is Michael Rubas. | Commercial Services |
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