1. BAM Federal Institute for Materials Research and Testing, Division 7.1 Building Materials, Unter den Eichen, Berlin, Germany
2. CBI Swedish Cement and Concrete Research Institute, c/o SP, Brinellgatan, Borås, Sweden
3. Roswag Architekten GvA mbH, Berlin, Germany
4. Aercrete Technology AB, Tallvagen Bankeryd, Sweden
5. Xella Technology and Research, Hohes Steinfeld, Kloster Lehnin, Germany
6. Dyckerhoff GmbH, Biebricher Straße, Wiesbaden, Germany
7. Svenska Aerogel AB, Strömmavägen, Gävle, Sweden