From Stuttgart:

If you're coming from Munich / Stuttgart please take the route below:

• Highway: A8 (Munich - Stuttgart - Karlsruhe)
• Exit: "Pforzheim - WEST" ( you can find it on a map between Stuttgart and Karlsruhe)
• Take Exit "Pforzheim - WEST" please drive ,direction centre "Stadtmitte/ Zentrum"
• At 1. traffic light turn right : (Street name: "Stuttgarter Strasse")
• Turn left 5. street (Street name: "Rastatter Str.)
•  We're at the end on the right side - Rastatter Str. No. 15

From Frankfurt:

If you're coming from Frankfurt, please take the route below:

• Highway: A5 ( Frankfurt - Karlsruhe/ Basel)
• A8 at "Karlsruher Dreieck" Direction Stuttgart
• Exit: "Pforzheim - WEST" (you can find it on a map between Karlsruhe and Stuttgart)
• Take Exit "Pforzheim - WEST" please drive ,direction centre "Stadtmitte/ Zentrum"
• At 1. Traffic Light turn right : (Street name: "Stuttgarter Strasse")
• Turn right 5. street (Street name: "Rastatter Str.)
• We're at the end on the right side - Rastatter Str. No. 15