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.