Paolo Grasselli deals with design and interior proiects and graduated from the ISIA of Florence. Since 2003 he began collaborating with company producing lighting for which he designed several lamp collection. Among his customers, beyond the cooperation with Tonelli, there are: Alessi, Arcade, BRF, CellularItalia, Felicerossi, Tonelli, Poggi, Halto, Olivetti, Saba Italia, Viro, Modoluce, Viabizzuno, Ibebi.
He is art director of bio fireplaces Horus since 2008 and of the new bathroom brand Mirus. His objects are displayed at the Deutsches Architektur Museum in Frankfurt and at the Felissimo design house in New York. Awarded at the GranDesign International Award and the Nagoaka Technopolis International Design Competition and he is teacher at the Università del Progetto in Reggio Emilia.