• take the A8 Motorway from Karlsruhe, exit at the junction
   Stuttgart.-Degerloch
take the B27 towards Reutlingen/Tübingen

• continue on the B27 through Tübingen towards Hechingen

• Go through the village of Dusslingen

• ca. 600 m after leaving Dusslingen exit the B27 by
turning left at the traffic lights towards Nehren

• follow the Highstreet to the next set of  traffic lights

• after you have passed the traffic lights you will find the Hain Lifescience GmbH building after ca. 80 m on the left side (white-blue building with car park).