2006 Kampagne Eenvoud. 1st price. A concept on transferring an east-german semi-autarkic one-family house with lifetim telehone consultant into a NL vinex. Experimental Building Exhibition Almere, Netherlands.

2006 Kampagne Dans der Turbines (with Albert Jansen), 2nd prize at competition Windscape, An Ideas Competition Envisioning Renewable Energy for Cape Cod, by Boston Society of Architects, U.S.A.

2005 KAC, Korean Administrative City, an open, easy, healthy city, cooperation with with One Architecture and NL architects.

2005 Dans der Turbines, visitors centre in a windenergypark in Boston.

2004 Global nature reacts on global heating. A subtropical climate in the Park, Les Halles, Paris, is created by using city heat to make a dry, hot climate. Advice for the competitian-entrance of OMA - Office for Metropolitan Architecture - for les Halles, Paris

2001 Moses Drive, Noise screens made out of falling water, 4th price.

1999 Elefant-grass, strategy for introducing energy-crops in an agricultural surrounding, combined with rural living, 5th price.

1998 Audi JA Wilde Wonen prijsvraag with Free-range Urban Planning, third price.

1995 Participation Prix de Rome; design based on sustainable waste of water- energy, smell-, noise-, and other environmental issues.

1992 Young participants price for 3*24 in de contest : Het stromend stadsgewest, of the EO Weijers foundation with a design for the ecological region of Breda.