Westautobahn (highway) A1 SALZBURG - VIENNA. Exit REGAU - turn right. Straight ahead for about 5 km (direction of VÖCKLABRUCK/ ATTNANG).
Turn right again at the street light (after Hotel Weinberg). Follow the street for 3 km, pass the big basilica and turn left at the next street light.
Turn right at the next street light (railroad crossing) and follow the STIWA sign.
Our plant I ist situated on the left after about 500 m.

or

Innkreisautobahn (highway) A8 PASSAU - LINZ.
Exit HAAG AM HAUSRUCK and turn left.
Turn left after 200m (direction HAAG).
After about 8km you get to the railroad crossing.
Turn right after the railroad crossing and cross the 2nd railraod crossing.
In OTTNANG turn left (direction ATTNANG).
In ATTNANG follow the street (slight right turn) - from this point signs lead you to STIWA.
Our plant I ist situated on the left after about 500 m.