Graphisoft Park SE Ingatlanfejleszto Europai Rt is a Hungary-based company engaged in the real estate operations. The Company operates as a holding and provides management, financial and administrative services to its subsidiaries. As of December 31, 2011, the Company operated two subsidiaries, Grpahisoft Park Kft, engaged in the real estate development; and Graphisoft Park Services Kft, responsible for property operation tasks. The total area of the Company's properties was nearly 18 hectares. As of December 31, 2011, the Company's two subsidiaries, Graphisoft Park Universitas Kft and GP3 Kft merged into Graphisoft Park Kft. As of December 31, 2011, the Company's parent entity was Graphisoft SE.

Hellenic Telecommunications Organization is a full-service telecommunications group. Co. provides local, long-distance and international fixed-line telecommunications services in Greece and Romania, and mobile telephony services through its Cosmote subsidiary in Greece, as well as in Albania, Bulgaria, the Former Yugoslav Republic of Macedonia and Romania. Co. also provides internet access services and Internet Protocol (IP) -based telecommunications applications, as well as information technology application development and hosting services using IP technologies. Also, Co. provides several other telecommunications services, including value-added services and public telephone services.

Gielda Papierow Wartosciowych w Warszawie SA (Warsaw Stock Exchange, GPW) is a Poland-based stock exchange. It is a parent entity of WSE Group that offers products and services within its trading markets of equity, derivate, fixed income and structured products. It also distributes market data. The Company has two business lines: Financial market, which includes trading in equities, derivatives, fixed-income and other instruments, listing, and information services; and Commodity market, which includes trading in electricity and property rights in certificates of origin, operation of a register of certificates of origin, clearing, trade and technical trade operator services. As of December 31, 2011, it operates two wholly owned subsidiaries, WSEInfoEngine SA, providing data transmission and information services; and Instytut Rynku Kapitalowego WSE Research SA, engaged in publishing; as well as 92.47%-owned BondSpot SA.