Non-executive member of the Board of Directors since 19 April 2013; 1978 – 1983 Prefera Treuhandgesellschaft Sargans; 1983 – 1988 Bank in Liechtenstein / Prince of Liechtenstein Foundation; 1989 – 2013 at Ernst & Young, partner from 1996 and Quality & Risk Management Leader of the Advisory Services of Ernst & Young GSA (Germany, Switzerland, Austria) from 2009; various consulting mandates as an independent management consultant and owner of Oppliger Management Consulting since 2013. Markus Oppliger has never been part of the management board of Arbonia or one of its Group companies. He has no material business relationships with Arbonia or its Group companies.

Other activities and vested interests: Chairman of the Board of Directors of Pizolbahnen AG, Bad Ragaz SG; member of the foundation board of Stiftung Pizol mit Herz, Vilters-Wangs SG; judge at the commercial court in the canton of St. Gallen for the term of office 2023 / 2029; member of the Board of Directors at St. Gallisch-Appenzellische Kraftwerke AG, 
St. Gallen SG; active as an advisor for various companies, whereby his activities as an advisor do not present any conflicts of interest with the Arbonia Group.