Frei AG was founded in 1975 by Siegfried Frei and has soon become a leading supplier of
seam protection systems for welded cans. Solving problems through creative ingenuity and
with the personal commitment of all employees has enabled Frei AG to develop genuine
solutions for the production floor. Offices and production facilities are located at Wittenbach
near the town of St. Gallen in Eastern Switzerland and the affiliated company 
Frei Engineering AG has its headquarters in Teufen/Switzerland.