(In ordine casuale) Eni, A2A, Enel, Terna, Iren, Acea, Italgas, GSE, Snam, Hera, Edison, Cap Holding, Sogin, Octopus Energy, Engie Italia, Gruppo Dolomiti Energia, Rina, ERG, Ansaldo Energia, AGSM AIM, NEXTCHEM, Quercus Investment Partners Limited, Tenaris