He was in charge of numerous international sports arena projects, including the 2006 FIFA World Cup Arena in Hanover and the Lentpark ice and swim stadium in Cologne, Germany. His work has been featured in international periodicals and books. His firm focuses on delivering designs that are environmentally sustainable in terms of architecture, the integration of building services, and engineering. His Lentpark design was the first ice sports facility to be part of the European Union’s Green Building Program. In 2013 the Lentpark project was awarded the IOC/IAKS Award in bronze. The award is sponsored by the International Olympic Committee (IOC) and the International Association for Sports and Leisure Facilities (IAKS). It is the most important international architecture award for sports, leisure and recreational facilities.