Mariangiola has 20 years of experience in energy efficiency and climate change policy. She leads and manages BPIE's research team and contributes to the work related to the implementation of the EU Green Deal, the Renovation Wave and the Energy Performance of Buildings Directive, and the Green reconstruction of Ukraine. She joined BPIE in 2016 and she managed a portfolio of projects covering topics like building Renovation Passports, financing for renovation and de-risking energy efficiency investments. Before joining BPIE, she worked as energy consultant at Dunsky Energy + Climate Advisors in Montreal, as Senior Energy Policy officer at WWF European Policy Office and Senior Partnership Manager at WWF International. She holds a Masters in European political and administrative studies from the College of Europe and in one in environmental law from Ca' Foscari University.