He also held the offices of a Count palatine in the Duchy of Carinthia as well as Vogt governor of the Patriarchate of Aquileia and of St Peter Abbey in the March of Istria.

The dynasty had been able to acquire large estates in the newly established Patria del Friuli, among them the castle of Gorizia (Görz) as their new ancestral seat.

In 1090 Meinhard's elder brother Engelbert I (d. 1122) succeeded their father as ruler over the Puster Valley and Gorizia possessions and in 1099 was appointed Bavarian Count palatine by Emperor Henry IV.

[2] 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.

From his second marriage, with Elisabeth, a daughter of Count Botho of Schwarzenburg in the Bavarian Nordgau, he had four children: