1. KTH Royal Institute of Technology Department of Sustainable Development, Environmental Science and Engineering Stockholm Sweden
2. IVL Svenska Miljöinstitutet/IVL Swedish Environmental Research Institute Kristineberg Sweden
3. Anthesis Enveco AB Stockholm Sweden
4. Holmboe & Skarp AB Sorunda Sweden
5. IVL Svenska Miljöinstitutet/IVL Swedish Environmental Research Institute Gothenburg Sweden
6. Tyrens AB Stockholm Sweden