Michael Nikolaou Kariotoglou

Greek Information Technology Holdings SA operates as a holding company with interests in software development. The firm's services include information technology & communication systems integration, installation, support & exploitation of information technology systems, design, construction & trading of electronic computers programs, and development of high tech software services. Its subsidiaries include Singular Software SA, Singular Integrator SA, and Logic Data Information Systems SA. The company was founded in 2004 and is headquartered in Athens, Greece.

Tchibo GmbH produces coffee and retails consumer goods. It operates multichannel distribution of coffee with its own shops. The company was founded in 1949 and is headquartered in Hamburg, Germany.

Olympic Air SA provides airline passenger transportation, airport ground handling, aircraft maintenance and engineering services. It also operates sublic service obligation routes. The firm has a series of code-share agreements with global airlines, including Delta Airlines for flights from New York, Atlanta, Las Vegas, Phoenix, Tampa and Orlando, Etihad Airways for flights from Abu-Dhabi, Johannesburg, Cape Town, Sydney, and Melbourne. The company was founded in 2009 and is headquartered in Athens, Greece.