Ioannis Karagiannis

Play Communications SA is a holding company, which provides mobile voice, messaging, data and video services for both consumers and businesses on a contract and prepaid basis under the umbrella brand Play. The company was founded in 2005 and is headquartered in Luxembourg.

Retail World SA, operating under the brand name Public, is a leading destination for technology and entertainment products. The private company is based in Athens, Greece. The Greek company offers thousands of products for every member of the family.

Olympia Group SA wholesales telephones and other telecommunications equipment. The company was founded by Panos Germanos and is headquartered in Athens, Greece.

Germanos SA provides mobile telecommunication services and equipment. It offers mobile and fixed telephony, and internet services. The company was founded in 1989 and is headquartered in Agios Stefanos, Greece.

P4 Sp zoo engages in the operation of mobile telecommunications network. It provides voice, data transmission services, messaging, video service as well as value added services and sales of handsets and other devices to individual and business subscribers. The company was founded in 2006 and is headquartered in Warsaw, Poland.

Westnet Distribution SA wholesales computer and peripheral products. It also offers mobiles, cameras and accessories, tablets, servers and storage and backup devices. The company was founded in 2005 and is headquartered in Kifisia, Greece.

SoftOne Technologies SA is a Greek software company that specializes in developing ERP, CRM, Cloud Services, enterprise mobility applications, and electronic invoicing solutions. SoftOne delivers both on-premise and Software as a Service (SaaS) business solutions to midsize and large organizations. The company offers Soft1 ERP, which provides IT managers with the flexibility to use virtualized servers and alternative cloud computing versions. The company was founded in 2002 and is headquartered in Greece. The CEO of the company is Panos Martinis, and they have subsidiaries in Greece.