The entrepreneur and investor Klemens Hallmann is one of the big players in the real estate industry with his Hallmann Holding and as the sole owner of SÜBA.

For many years, KTHE has accompanied the diverse range of topics of this outstanding personality as well as other projects in the course of corporate communications for Hallmann Holding – from sustainable resource-saving real estate and urban development to social and cultural commitment to highlights such as the international climate conference Austrian World Summit with Arnold Schwarzenegger in Vienna or the European Culture Prize.