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
Philip Treacy at the China Fashion Awards in Shanghai. In April 2006, he was awarded a Doctorate of Fine Arts, by the National University of Ireland at University College Dublin ("UCD"). He was awarded an honorary OBE (Order of the British Empire) for services to the British fashion industry by Prince Charles and Camilla, Duchess of Cornwall at a special ceremony in Clarence House in November 2007. Treacy designed the headdress worn by the Duchess of Cornwall for the couple's wedding. In July 2010 Treacy was one of six contemporary and internationally renowned Irish fashion designers honoured by a set of Irish