 His tenure there was short lived, as Kalman soon decided to retire from the design business to edit Colors magazine for the Benetton Group in Treviso, Italy.Stefan Sagmeister proceeded to form the New York-based Sagmeister Inc. in 1993 and has since designed branding, graphics, and packaging for clients as diverse as the Rolling Stones, HBO, the Guggenheim Museum and Time Warner.Sagmeister Inc. has employed designers including Martin Woodtli, and Hjalti Karlsson and Jan Wilker, who later formed Karlssonwilker.