The total stars are calculated as follows:
| Credits | Stars (former representation) | Partner listed as | Comments for website |
| 1-100 | * | Silver | Contact details are not listed |
| 101-200 | ** | Gold | Full contact details shown |
| 201-300 | *** | Gold | Full contact details shown |
| 301-400 | **** | Platinum | Full contact details are shown as well as a link to all realized KNX projects. |
| 401-500 | ***** | Platinum | Full contact details are shown as well as a link to all realized KNX projects. |