For more then 20 years Mario Nantscheff has been a well-known brand consultant, providing market success to his clients in the social services branches of Germany, Suisse, Luxemburg and Northern Italy (Tyrol).

Since August 2015 he works as co-owner and chairman at Nantscheff + Haller Agentur für Marketing, Beratung und Werbung GmbH (Ulm, Germany).