| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| Keep the World Foundation | Civil Society Organization & Other | Germany | 31-Aug-2009 | |
| NRW.BANK | Company | Banks | Germany | 27-Aug-2009 |
| Evonik Industries AG | Company | Specialty Chemicals | Germany | 14-Aug-2009 |
| Deutsche Boerse AG | Company | Investment Services | Germany | 27-Jul-2009 |
| Deutsche Bahn AG | Company | Railroads | Germany | 15-Apr-2009 |
| Sto SE & Co. KGaA | Company | Building Materials: Other | Germany | 09-Feb-2009 |
| HOCHTIEF Aktiengesellschaft | Company | Construction | Germany | 03-Nov-2008 |
| Bertelsmann SE & Co. KGaA | Company | Entertainment | Germany | 29-Oct-2008 |
| VS Vereinigte Spezialmobelfabriken GmbH & Co. KG | Company | Household Furnishings | Germany | 10-Oct-2008 |
| DZ BANK AG | Company | Banks | Germany | 01-Oct-2008 |