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</html><thumbnail_url>https://optimusenergy.gr/wp-content/uploads/2026/06/0228-&#x3A0;&#x39F;&#x3A3;&#x3A0;&#x397;&#x395;&#x3A6;-scaled.jpg</thumbnail_url><thumbnail_width>2560</thumbnail_width><thumbnail_height>1705</thumbnail_height><description>Stelios Vagropoulos, Director of Renewable Energy Sources (RES) at Optimus Energy, participated in the annual conference of the Panhellenic Federation of Photovoltaic Producers Associations (POSPHIEF). During his presentation, he highlighted the rapidly evolving dynamics of the electricity markets, the challenges arising from the intermittent and increasingly surplus generation of renewable energy, and the critical role [&hellip;]</description></oembed>
