Philip Treacy le Bon, Kate Moss, Christy Turlington and Stella Tennant modelling in return for keeping Treacy's hats, which were all black. In 1994, he opened up his boutique at 69 Elizabeth Street, in Belgravia, London, right beside Isabella Blow's resicence at number 67. Treacy has designed hats for Alexander McQueen (another discovery of Isabella Blow), including his 1999 "white collection" for Givenchy Haute Couture in Paris, for Karl Lagerfeld at Chanel, and for Valentino, Ralph Lauren, Donna Karan, Versace and Rifat Özbek. In January 2000, he became the first milliner for 80 years to be invited to exhibit at the Paris
Keith Treacy against Leicester City. After starting the season as a regular in the Blades side he had dropped out of the team by November and terminated his loan stay early to return to Blackburn in mid December. Upon returning to his parent club, Treacy was soon placed on the transfer list in the January transfer window. Treacy later talked about his time at Blackburn Rovers, stating that only Manager Paul Ince have confidence in him and that under the management of Sam Allardyce lead Treacy considered quitting football. He signed a two-and-a-half year contract with an option of a further year