| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| MTU Aero Engines | Company | Aerospace & Defense | Germany | 03-May-2011 |
| Rhenus Lub GmbH & Co KG | Company | Chemicals | Germany | 27-Apr-2011 |
| Bank im Bistum Essen eG | Small or Medium-sized Enterprise | Banks | Germany | 20-Apr-2011 |
| Plan International Deutschland e.V. | NGO Global | Not Applicable | Germany | 19-Apr-2011 |
| Lenord, Bauer und Co. GmbH | Small or Medium-sized Enterprise | Technology Hardware & Equipment | Germany | 02-Mar-2011 |
| Rathgeber GmbH & Co. KG | Small or Medium-sized Enterprise | General Industrials | Germany | 01-Mar-2011 |
| DekaBank Deutsche Girozentrale | Company | Banks | Germany | 22-Feb-2011 |
| Flughafen Stuttgart GmbH | Company | Travel & Leisure | Germany | 08-Feb-2011 |
| SMA Solar Technology AG | Company | Alternative Energy | Germany | 21-Jan-2011 |
| EnBW Energie Baden-Wurttemberg AG | Company | Electricity | Germany | 23-Dec-2010 |
| ENTEGA AG | Company | Electricity | Germany | 21-Dec-2010 |
| MAN Truck & Bus SE | Company | Industrial Engineering | Germany | 06-Dec-2010 |