From the north coming; from direction Würzburg, Fulda:
A7 to the south (direction Kempten) until motorway exit Illertissen
From the west coming; from direction Stuttgart, Karlsruhe:
A8 eastward (direction Munich) at Dornstadt (exit 62 Ulm/West) on the B10 toward Ulm/Friedrichshafen. There take direction Ulm. You cross after approx. 9 km Adenauer bridge and drive on the B28 toward Senden/Kempten up to the motorway interchange Hittistetten and there you take the direction Kempten (A7) up to the motorway exit Illertissen.
From the east coming; from direction Munich:
Take A8 to the west (direction Stuttgart) to motorway interchange Ulm/ Elchingen. There direction Kempten/Lindau (A7) up to the motorway exit Illertissen.
Starting from the motorway exit Illertissen:
At the connection point Illertissen (124) drive off right from A7/E43, on ST2018 toward Illertissen/Dietenheim/Krumbach(Swabia)/Babenhausen.
Drive into the roundabout, second exit out.
If you come from direction Kempten drive directly into the roundabout and take the third exit.
Now you drive approx. 5 km straight forward, drive again into the roundabout and take the third exit out.
After approx. 2 km drive left into Carl-Otto-Weg, after approx. 500 m have reached KTI Plersch Kältetechnik.