Paulus Freisinger is managing director and owner of Freisinger Fensterbau GmbH in Ebbs (Tyrol, Austria).

In addition to this position, he is an engaged exponent of passive house construction methods. He is on the board of the Tyrol Passive House Interest Group and the Interessengemeinschaft Passivhaus Österreich (Austrian Passive House Interest Group), the board of OPTIWIN Group, and Chairman of the supervisory board of OPTIWIN GmbH as well as being a member of the Passive House Circle Rosenheim-Traunstein (Germany). In recognition of his outstanding achievement, he was awarded the Austrian Research Promotion Prize 1998 and, in 1999, the Tyrolean Innovations Prize.

After matriculating and passing his master joiner exam, Freisinger studied at the Technical University in Rosenheim (Bavaria, Germany) in the renowned wood engineering faculty where he graduated as an engineer.

• Innovation and Tradition: Freisinger Windows from the Tyrol to the World, (Septembe, 2006)