Diesel is part of the holding Only the Brave, which also incorporates Staff International - a company that manufactures and distributes brands such as Diesel Denim Gallery, Maison Martin Margiela, Sophia Kokosalaki, DSquared2, Vivienne Westwood - Neuf, the owner and operating company of Maison Martin Margiela, of which Renzo Rosso is a majority shareholder, and 55DSL - a brand strongly linked to u