- "Aksjeselskap av 25-04-06 AS" c/o Reitan Servicehandel AS
- Ambiente International LLP
- Case New Holland, Poland, Belgium, Italy, UK
- ERM
- Fenice Italy SpA
- Fiat Italy
- Geoprobe Europe
- Golder Associates AB
- Länsstyrelsen i Östergötland
- New Holland Ltd UK, US
- Polaris Management A/S
- Robinson plc.
- Shield Environmental Associates, Inc
- Swedish Geotechnical Institute
