Catharina Lorenz graduated in Industrial Design at the Fachhochschule in Darmstadt and she worked for Hollington Associated in London. After a working experience in Germany, in 1995 she started to work for Sottsass Associati. Steffen Kaz graduated in Industrial Design at the Academy of Fine Art in Hamburg. In 1998 he started to work for James Irvine. In 2001 the two designers founded the design studio Lorenz * Kaz in Milan. They have partnerships with Antonio Lupi, Cole, DePadova, DuPont, Omnidecor, Rossin and launched their own furniture collection under the Lorenz * Kaz brand.