Gallery owner (ANZSIC code: 4279) (Gallery owner Siemens established the Mt. Aitken Art Gallery in Gisborne South, Victoria, in 1985.)
Teacher (ANZSIC code: 8102) (Teacher He taught art for ten years at St. John's College (secondary school), Braybrook, Melbourne, and resigned as the Head of the Creative Arts Department in 1985.)
Gallery owner (ANZSIC code: 4279) (Gallery owner Siemens established the Mt. Aitken Art Gallery in Gisborne South, Victoria, in 1985.)
Teacher (Teacher He taught art for ten years at St. John's College (secondary school), Braybrook, Melbourne, and resigned as the Head of the Creative Arts Department in 1985.)