Mathoi created family homes, including the house of Günther Mader, MPreis [de] markets and a building for the car dealer Vowa in Innsbruck.
[5] The joint extension of the University Hospital in Innsbruck, created by adding a technical and a clinical floor for gynecology and neurology on top, built from 2006 to 2008, was nominated for the award of the Fundació Mies van der Rohe in 2009.
A central project was the Kaufhaus Tyrol department store in the centre of Innsbruck, which Mathoi designed with David Chipperfield.
[9] The building, opened in 2010, was shortlisted for the prestigious European Union Prize for Contemporary Architecture, the Mies van der Rohe Award, in 2011.
[3] The Justizzentrum in Korneuburg in Lower Austria, built with the firm DIN A4, was awarded the 2014 Staatspreis Architektur und Nachhaltigkeit [de], a national prize for architecture and sustainability, as one of five buildings.