Stefano P. Testa graduates from Accademia di Belle Arti of Brera, in Milan, in 2011.
The same year, he starts his film career at Lab 80 film, a film production and distribution company where he works as cameraman, video editor, colorist and post-production technician. He is also responsible for the audiovisual communication of the International film festival Bergamo Film Meeting. Between 2012 and 2015 he takes part in several film productions, among which Umberto Eco, sulla memoria and L’Accademia Carrara – il museo riscoperto both directed by Davide Ferrario. He is the editor and the video post-production technician of Colombi and Pierino, both by Luca Ferri. The first one was presented as a world premiere at the 73rd edition of Mostra Internazionale d’Arte Cinematografica in Venice in the Orizzonti Corti category. The premiere of the second was launched in Dok Leipzig. In 2017, he makes a debut as director in Moloch, a feature film of a series of home videos made anonymously between the 80s and 90s, and found by chance in a dump. Moloch wins as the best documentary at Visioni Italiane Festival in Bologna. The film is also selected in Doc/it Professional Awards 2017 and several international festivals, such as DOCfeed Eindhoven, Gdansk DocFilm Festival, Presente Italiano in Pistoia, Documentaria Noto, Docunder30 in Ferrara.
The Second Principle of Hans Liebschner is his second film as director.