Ioannis Konstantinidis
Corporate Officer/Principal at HELLENIC TELECOMMUNICATIONS ORGANIZATION S.A.
Network origin in Ioannis Konstantinidis first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
| Public Company | Wireless Telecommunications | 40 | |
OTEGlobe SA
2
| Subsidiary | 2 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Ioannis Konstantinidis via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
| DEUTSCHE TELEKOM AG | Major Telecommunications | Director of Finance/CFO Comptroller/Controller/Auditor Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Chief Tech/Sci/R&D Officer Chief Operating Officer Director/Board Member Corporate Officer/Principal | |
OTE Plc
 OTE Plc Finance/Rental/LeasingFinance OTE Plc provides interest bearing loans. It raises bonds and loans from the market. The company was founded on December 17, 1999 and is headquartered in London, the United Kingdom. | Finance/Rental/Leasing | Director of Finance/CFO Chief Executive Officer Director/Board Member Chief Tech/Sci/R&D Officer Human Resources Officer Compliance Officer General Counsel | |
Orange Romania Communications SA
 Orange Romania Communications SA Major TelecommunicationsCommunications Orange Romania Communications SA provides telecommunications services. It offers internet, mobile and landline telephone, roaming, migration, and digital television solutions, as well as trade of mobile phones and tablets, and accessories. The company was founded in 1930 and is headquartered in Bucharest, Romania. | Major Telecommunications | Director/Board Member Chairman Director/Board Member Chief Executive Officer Director/Board Member | |
Telekom Romania Mobile Communications SA
 Telekom Romania Mobile Communications SA Major TelecommunicationsCommunications Part of Deutsche Telekom AG, Telekom Romania Mobile Communications SA is a telecommunications company based in Bucharest, Romania. The Romanian company offers contract-free mobile plans, unlimited internet, and TV packages, as well as special offers for switching to their services. The private company also provides mobile coverage maps for informational purposes. Founded in 1999, Charalampos Georgiou Mazarakis has been the CEO of the company since 2016. | Major Telecommunications | Chairman Chief Executive Officer Chief Executive Officer Director/Board Member Director/Board Member | |
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 | Director/Board Member Chief Executive Officer Director of Finance/CFO Corporate Officer/Principal | |
| T-MOBILE US | Wireless Telecommunications | Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
| University of Piraeus | College/University | Undergraduate Degree Undergraduate Degree Undergraduate Degree Undergraduate Degree | |
| National & Kapodistrian University of Athens | College/University | Undergraduate Degree Undergraduate Degree Undergraduate Degree Graduate Degree | |
| HRVATSKI TELEKOM D.D. | Major Telecommunications | Chairman Director/Board Member Director of Finance/CFO | |
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. | Information Technology Services | Director/Board Member Chairman Director/Board Member | |
| MAGYAR TELEKOM TÁVKÖZLÉSI NYILVÁNOSAN MÜKÖDÖ RÉSZVÉNYTÁRSASÁG | Major Telecommunications | Chairman Director/Board Member Chairman | |
T-Mobile Austria GmbH
 T-Mobile Austria GmbH Wireless TelecommunicationsCommunications T-Mobile Austria GmbH engages in the provision of mobile telecommunications, fixed-line network, and Internet services. It also operates an online platform, which offers mobile phones. The company was founded in October 1996 and is headquartered in Vienna, Austria. | Wireless Telecommunications | Director/Board Member Chief Executive Officer Director/Board Member | |
T-Mobile USA, Inc.
 T-Mobile USA, Inc. Wireless TelecommunicationsCommunications T-Mobile USA, Inc. engages in the provision of wireless voice, messaging, and data services. It offers different plans for phones and tablets. The company was founded by John W. Stanton in 1994 and is headquartered in Bellevue, WA. | Wireless Telecommunications | Director/Board Member Director/Board Member Director/Board Member | |
Vodafone (Greece)
 Vodafone (Greece) Specialty TelecommunicationsCommunications Part of Vodafone Group Plc, Vodafone (Greece) is a Greek company that provides mobile telecommunication services. The private company is based in Halandri, Greece. Haris Broumidis has been the CEO of the company since 2016. | Specialty Telecommunications | Corporate Officer/Principal Director of Finance/CFO Corporate Officer/Principal | |
| OTE Investment Services SA | Chief Executive Officer Chief Tech/Sci/R&D Officer Director/Board Member | ||
GSM Association
 GSM Association Miscellaneous Commercial ServicesCommercial Services GSM Association functions as a association representing interest of mobile operators. It offers programs and advocacy initiatives including future networks, identity, and internet of things, industry purpose, mobile for development, spectrum and the mobile economy. The company was founded in 1982 and is headquartered in London, the United Kingdom. | Miscellaneous Commercial Services | Director/Board Member Director/Board Member Director/Board Member | |
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. | Real Estate Development | Director/Board Member Director/Board Member Chief Executive Officer | |
| CRNOGORSKI TELEKOM AD PODGORICA | Specialty Telecommunications | Director/Board Member Director/Board Member | |
| Cosmote TV Productions & Services SA | Chief Executive Officer Director/Board Member | ||
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. | Major Telecommunications | Director/Board Member Director/Board Member | |
| Deutsche Telekom Holding BV | Director/Board Member Director/Board Member | ||
Oman Trading Establishment LLC
 Oman Trading Establishment LLC Specialty StoresRetail Trade Oman Trading Establishment LLC engages in the distribution of cars and heavy commercial vehicles. Its business groups include automotive, in-house financing, vehicle leasing and rental, used cars, electronics, digital, hisense, manufacturing, and manpower training. The company was founded by Saad Suhail Bahwan in 1991 and is headquartered in Wadi Kabir, Oman. | Specialty Stores | Corporate Officer/Principal Corporate Officer/Principal | |
| Economic Chamber of Greece | Corporate Officer/Principal Corporate Officer/Principal | ||
Vodafone Magyarország Távközlési Zrt.
 Vodafone Magyarország Távközlési Zrt. Wireless TelecommunicationsCommunications Vodafone Magyarország Mobil Távközlési Zrt. provides telecommunications services. It offers mobile applications, broadband, accessories, device insurance, roaming, and payment solutions for parking and motorway use. The company was founded on July 7, 1999 and is headquartered in Budapest, Hungary. | Wireless Telecommunications | Chief Executive Officer Sales & Marketing | |
OTE Akinita SA
 OTE Akinita SA Real Estate DevelopmentFinance OTE Estate SA engages in real estate exploitation, development, and management services. Its activities include leasing, sale, and investing in real estate and cooperate with consultancy companies, banks, financial organizations, as well as construction and survey companies. The company was founded in December 2000 and is headquartered in Athens, Greece. | Real Estate Development | Chairman Director/Board Member | |
| Universität zu Köln | College/University | Doctorate Degree Corporate Officer/Principal | |
| The University of Stirling | College/University | Graduate Degree Graduate Degree | |
| Cosmote Payments - Electronic Money Services SA | Director/Board Member Director/Board Member | ||
| University of Essex | College/University | Doctorate Degree Graduate Degree | |
| University of Bonn | College/University | Undergraduate Degree Graduate Degree | |
| Foundation for Economic & Industrial Research | Investment Trusts/Mutual Funds | Director/Board Member Director/Board Member | |
| National Technical University of Athens | College/University | Doctorate Degree Doctorate Degree | |
GTS Poland Sp zoo
 GTS Poland Sp zoo Specialty TelecommunicationsCommunications GTS Poland Sp zoo provides telecommunications services. The company was founded in 1997 and is headquartered in Warsaw, Poland. | Specialty Telecommunications | Director/Board Member Director/Board Member | |
| Erasmus University Rotterdam | College/University | Graduate Degree Masters Business Admin | |
T-Mobile International AG
 T-Mobile International AG Wireless TelecommunicationsCommunications T-Mobile International AG & Co. KG provides telecommunications services. As strategic business segment of Deutschen Telekom AG for mobile telephony, the company concentrates on mobile telephony markets in Europe and the USA. The company is a partner of the FreeMove alliance, which they founded together with three other european mobile phone providers: Orange, Telefónica Móviles Espana and TIM (Telecom Italia Mobile). The company was founded in 1999 and is headquartered in Bonn, Germany. | Wireless Telecommunications | Corporate Officer/Principal Corporate Officer/Principal | |
T-Mobile Czech Republic as
 T-Mobile Czech Republic as Specialty TelecommunicationsCommunications T-Mobile Czech Republic a.s. provides telecommunications services. The company offers mobile telecommunication services, internet, television, mobile phones, tablets, laptops and modems. The company was founded on February 15, 1996 and is headquartered in Prague, Czech Republic. | Specialty Telecommunications | Director/Board Member Chief Executive Officer | |
Magenta Telekom Infra GmbH
 Magenta Telekom Infra GmbH Wireless TelecommunicationsCommunications Part of Deutsche Telekom AG, Magenta Telekom Infra GmbH is a telecommunications company based in Vienna, Austria. The Austrian company offers a range of services including internet, television, mobile network, and mobile devices. Magenta Telekom Infra also provides Magenta Youth Tariffs with unlimited minutes and SMS, and 25 or 40 GB of data. Customers can also purchase an iPad Pro with an M2 chip, Liquid Retina Display, and an ultrawide-angle camera with a 12 MP sensor. Rodrigo Francisco Diehl has been the CEO of the private company since 2022. | Wireless Telecommunications | Chief Executive Officer Chairman | |
| University of Patras | College/University | Undergraduate Degree Undergraduate Degree | |
T-Mobile Polska SA
 T-Mobile Polska SA Packaged SoftwareTechnology Services T-Mobile Polska SA engages in the operation of mobile phone networks. It also offers telephones, routers, modems, tablets, and computers. The company provides caller identification, hotspot, high definition voice and Internet services. T-Mobile Polska was founded in 1995 and is headquartered in Warsaw, Poland. | Packaged Software | Director/Board Member Chairman | |
| Mckinsey & Co., Inc. (Germany) | Corporate Officer/Principal | ||
| University of Lancaster | College/University | Graduate Degree | |
| FOURLIS HOLDINGS S.A. | Department Stores | Comptroller/Controller/Auditor | |
| STRÖER SE & CO. KGAA | Advertising/Marketing Services | Director/Board Member | |
| École des Hautes Études Commerciales de Paris | College/University | Undergraduate Degree | |
| BT GROUP PLC | Major Telecommunications | Director/Board Member | |
| Kellogg School of Management | College/University | Masters Business Admin | |
| LANXESS AG | Chemicals: Major Diversified | Director/Board Member | |
McKinsey & Co., Inc.
 McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
LANXESS Deutschland GmbH
 LANXESS Deutschland GmbH Chemicals: SpecialtyProcess Industries LANXESS Deutschland GmbH produces and sells chemicals. It operates as a subsidiary company. The company is headquartered in Cologne, Germany. | Chemicals: Specialty | Director/Board Member |
Statistics
International
| Greece | 14 |
| Germany | 11 |
| United Kingdom | 8 |
| United States | 5 |
| Romania | 3 |
Sectoral
| Communications | 20 |
| Consumer Services | 13 |
| Finance | 4 |
| Commercial Services | 4 |
| Technology Services | 3 |
Operational
| Director/Board Member | 132 |
| Corporate Officer/Principal | 54 |
| Undergraduate Degree | 30 |
| Chairman | 27 |
| Chief Executive Officer | 25 |
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