He has since walked for many designers and has appeared in numerous ad campaigns for Armani, Chanel, Dolce & Gabbana, Zara, Calvin Klein, Levi's, Bloomingdales, and H&M.
Ella Moss is currently sold at several department stores and boutiques including Barneys New York, Bloomingdales, Nordstrom, Fred Segal and Henri Bendel.
In 1992 Korpi co-developed a clothing and furnishings design firm called Gouda; their jacket outerwear line, called State to State, became popular enough to be sold at outlets like Sharper Image and Bloomingdales, and were worn in public by people including Barbara Bush and rapper Yo-Yo.
Upscale boutiques and multi-chain shops and department stores throughout the country such as Bloomingdales, Nordstrom, Intermix, and Anthropologie also carry Yumi Kim.