 In 1102 he also assumed the office of a "Vogt" of Millstatt Abbey from the Aribonid dynasty related by marriage.In 1122, Meinhard succeeded Engelbert I as Count of Gorizia.At that time, his estates consisted of the Upper Puster Valley estates, from Innichen Abbey to below Lienz in the west, and the lands around Gorizia in Friuli, which later formed the core of the immediate County of Gorizia, as well as parts of Istria, including Pazin.