Stelio is a chemical engineer. For several years he was a Full Professor at and Director of the Department of Industrial Chemistry at the University of Genoa.
He has worked in the field of industrial chemistry and environmental problems for over 40 years, acting as a consultant for the largest Italian industrial companies including, for example, Montedison, Enichem, Agip, ERG, ILVA, AST, Fintecna, IP. He has also provided consultancy services for various public authorities (European Community, Ministry of the Environment, Municipality of Milan, Regional government of Liguria, Provincial administration and Municipality of Genova).
He has a vast and long experience in all aspects regarding chemical processes, treatment of wastewater and atmospheric emissions, remediation and recovery of contaminated sites, environmental impact assessment and in any aspects related to the presence of chemicals in the various environmental matrices.