Bartłomiej Kalisiewicz is an Executive Board Member at Ekovoltis with over 14 years of experience spanning trading, P&L strategy, and leadership in the energy sector. He specializes in transforming energy organizations, driving sustainability, developing innovative business models, and strengthening commercial performance through risk and financial management. Bartłomiej led the launch of Poland’s first independent BSP and BESS optimization offer and holds an engineering degree from Warsaw University of Technology