Investor Presentaiton

CONSOLIDATED KNOW-HOW IN ENERGY PLANTS CONSTRUCTION OUTSTANDING GROWTH DRIVEN BY SOLAR ENERGY BUSINESS 2008A-2020A Sales and MW installed evolution 26.7% '11A '20A CAGR % solar business 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 650 531 1) CAGR % '11A-'20A DELAY IN PROJECTS INCEPTION 350 299 22.6% 30.9 240 22.6 20.4 166 Conventional energy sales (€ m) 136 14.1 103 Solar 51 72 72 29.4 26.7% 6.8 20 8.8 19.0 21.0 energy sales (€ m) 3.5 0.5 0.5 1.6 5.2 Cumulative MW of solar 0.4 plants installed (MW) 0.8 0.7 0.8 1.5 3.3 3.9 3.0 2.8 5.3 1.7 1.4 1.7 1.5 0.3% ✓ CONVENTIONAL ENERGY SOLAR ENERGY TECHNOLOGY TOOLS 2001A 2008A 2009A 2010A 2011A 2012A 2013A 2014A 2015A 2016A 2017A2) 2018A 2019A 2020A 4 2001 - 2008 ■Construction of thermal, water and nuclear energy plants for top-tier clients Enel MITSUBISHI® 2008 ■ Construction of firsts photovoltaic ("PV") power plants in Italy 2013 2016 2018 ■ Launch of partnerships with European investment funds octopus investments KGAL ■95 MW PV plants completed in South Africa ■Realization of firsts PV plants in grid parity 2020 Development of tracker system "Sun Hunter" ■ Set-up for international expansion ■ IPO on Borsa Italiana AIM segment

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