Gianmarco Boretto was born in 1973 in Torino (Italy). He received his university degree cum laude in Materials Engineering at Politecnico di Torino in 1997. Ing. Boretto began his professional career at Centro Ricerche Fiat in 1998, where he was involved in the development of advanced exhaust emission aftertreatment technologies for automotive applications. In 2003, he joined the Advanced Engineering organization of Fiat-GM Powertrain, as technology leader for diesel aftertreatment and combustion. From 2005 to early 2020, he worked in General Motors, as Chief Engineer and Program Manager for the Mid-size and Large Diesel Engine families, with the responsibility for their global roll-out. Since 2016, as Director Diesel Engine Hardware Engineering, he has led the team of about 350 engineers working on the development of GM Diesel engines, from advanced engineering to production release. Currently, he is Director of Engine Engineering at PUNCH Torino (formerly GM Global Propulsion Systems), where he is directly involved in the deployment of the group “Hydrogen Ecosystem” strategy. He is author and co-author of more than 30 publications and patents.