Italian energy company ERG SpA (<a href="https://www.borsaitaliana.it/borsa/azioni/scheda/IT0001157020.html?lang=en" target="_blank">BIT:ERG</a>) has agreed to supply electricity from two Sicilian wind farms to Geneva-based chipmaker STMicroelectronics (<a href="https://www.borsaitaliana.it/borsa/azioni/scheda/NL0000226223.html?lang=en" target="_blank">BIT:STMMI</a>) over a period of 15 years, it was announced today.