On 24 January 2012 during General Assembly of Council of European Energy Regulators (CEER) Marek Woszczyk - the President of ERO was elected the Chairman of the CEER Implementation, Benchmarking and Monitoring Working Group.
On 1 February 2011,during the first day of the 69th General Assembly meeting of CEER, ERO’s President, Mr. Marek Woszczyk was elected Vice President of CEER Board of Directors.
On 21st April 2010, Mariusz Swora (Ph.D), President of the Energy Regulatory Office of Poland was elected by other energy markets regulators for the post of Deputy chairman of the organization.
A meeting of interested parties representing Southern- South-Eastern Regional Gas Market in the frame of ERGEG Regional Gas Initiatives took place in Gdynia between 25 and 26 June.