From December 2010, WSE operated a commodity market through the poee WSE Energy Market. In 2012, the Exchange acquired 100% of the Polish Power Exchange including its subsidiary the Warsaw Commodity Clearing House. In 2013, trading in electricity in the WSE Group was concentrated within PolPX while the poee WSE Energy Market was closed.
Activities of PolPX include three segments:
- Operation of a commodity exchange where the following are traded:
- electricity;
- liquid and gas fuels;
- pollution emission allowances;
- property rights attached to certificates of origin.
- Operation of the Register of Certificates of Origin for energy from renewable energy sources (RES), from cogeneration, and from agricultural biogas, as well as energy efficiency certificates.
- Clearing transactions concluded on a commodity exchange.