Marc Ascoli on different projects for Chloé, Martine Sitbon, and Yohji Yamamoto. However, working in other houses was a frustrating experience for her, and soon Marant decided to continue alone. In 1989, she launched her own jewellery label, and in 1990 with her mother, she launched a knitwear label "Twen". Isabel Marant In 1994, she launched her eponymous brand – Isabel Marant. The following year, in 1995, she showed her first collection at Paris Fashion Week with her friends as models. In 1997 Marant won the Award de la Mode, and in 1998 – the Whirlpool Award for best female designer. Since the establishment of her label, her sales have increased 30% each year. In 1998, she opened the first shop on Rue Charonne, in eastern Paris. The same year she started collaborating with French mail catalogue brand La Redoute creating guest collections for it, and launched a new line in Japan called I*M. In 1999 Marant debuted a diffusion line, Étoile by Isabel Marant, at the Paris ready-to-wear shows, and the next year introduced the first full Étoile collection. Etoile was intended to be more affordable and casual than the signature brand. The second shop was opened in Saint-Germain-des-Prés in 1999, followed by the third in the Marais in 2007, and the fourth in the 16th arrondissement in 2012. In 2004, Marant launched a childrenswear line and a pop-up boutique in Paris' Printemps department store. She also collaborated with Anthropologie on a collection in 2006. The same year, in 2006, she opened a boutique in Hong Kong, and in 2010 opened her first United States boutique in New York. Marant's managing director reported wholesale revenues reached 66 million Euros for 2011, which was up 44% on 2010. In 2012, Marant was awarded Fashion Designer of the Year at British Glamour's Women of the Year Awards. In 2013, Marant collaborated on a design collection for high street chain H&M. The line sold out in 45 minutes online and caused the retailer's website to crash. In her collaboration with H&M, Marant said, "The nice thing with H&M is they don't want to try to do a cheap version of your own collection… They really respect the DNA of designers." The clothing was described as a "combination of androgynous chic and bohemian nonchalance." In 2014, Marant was named Contemporary Designer of the Year at the Elle Style Awards in 2014. As of