1985 – 1987: Graphic bureau within the framework of “CHEN ENTERPRISES”, an Agency for Artists & Craftspeople in London. 1987– 1990: Continued Graphic bureau under the name of: THE GRAPHIC AND PUBLISHING STUDIO in London. ........ 1991 – 1994: Own Graphic Studio “ES – DESIGN UND GRAFIK” in Vienna.
Since 1994 working as an independent freelance graphic artist in Vienna.(for more details see also under section Biography and various subpages of this section)