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 StudioES – DESIGN UND GRAFIKin 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)