George Shammas was Chairman of the Cyprus Energy Regulatory Authority (CERA). In June 2015 he tendered his resignation, which the President accepted, and he was asked to remain until the end of September 2015; his term had been due to end in January 2016. He said the incoming chairman should oversee implementation of the regulatory framework for electricity markets.
He gave the keynote at the 1st, 2nd and 3rd Mare Forum Cyprus (2012, 2013 and 2014).