Stefano Pilati entered the industry at seventeen with a placement under Nino Cerruti in Milan, then moved through the Milanese houses in the orbit of the 1980s fashion boom. He took a menswear assistant post at Giorgio Armani in 1993 before joining Prada in 1995 to run fabric research and development.

In 1998, Prada promoted him to assistant designer at Miu Miu, working on men’s and women’s ready-to-wear and reporting directly to Miuccia Prada. That was the apprenticeship that set his hand.

From those years comes the Pilati signature, a study in proportion that puts a tulip-shaped skirt against a raglan-sleeve coat. It treats wool felt and heavy silk as architecture, and finds the line of a shoulder through cut rather than padding.

In 2000, Pilati joined Yves Saint Laurent to run ready-to-wear and accessories design for both men’s and women’s. In 2004 he succeeded Tom Ford as creative director of the house, then inside the Gucci Group under PPR.

His first collection for spring-summer 2005 put forward the tulip skirt, the suede stacked-heel loafer, and the Muse bag. Muse Two followed in 2008. Across the menswear came cement-gray tailoring, rounded raglan coats, and tuxedo jackets closer to Jil Sander’s restraint than to Ford’s gloss.

Cathy Horyn greeted the fall-winter 2007 show with a line about finally having something to wear. The work placed him in the lineage that ran from post-Helmut Lang sobriety toward what Phoebe Philo would soon do at Céline. He turned an annual loss of some $100 million in 2004 into a profit of about $15 million in 2011. In March 2012 he left YSL after showing his fall collection.

Later that year he was named head of design at Ermenegildo Zegna and creative director of its women’s line Agnona, officially assuming both positions in 2013. He stepped down from Agnona in 2015 and left Zegna the following year.

In 2017, using his personal Instagram account, Pilati uploaded seventeen looks from a new, self-started brand called Random Identities. In fall 2020 Fatima Jamal walked the Random Identities show in Florence.

Since then, Pilati has worked as creative director of his own brand, based between Berlin and Milan, with the line reactivating the wide-shouldered coat, the bra worn over knit, the salopette, and a flat black label in place of house monograms.

In 2023 he was selected by Kim Jones and Silvia Venturini Fendi to design a collection for Fendi. In October 2024 he launched a Zara capsule of roughly fifty men’s and thirty women’s designs plus shoes and bags, photographed by Steven Meisel.

That chapter places the YSL years inside a longer argument about how Italian tailoring can be redrawn for a wardrobe that no longer separates the genders.