1961 | Foundation of the company of H. Thurnheer & Co. AG |
1988 | Sold to S. Peyer AG. New name: Peyer-Thurnheer AG |
1990 | Sold to Sarna Kunststoff Holding AG. New name: Sarnatech Composites AG |
1996 | Management buy-out with new name: Compotech AG |
2003 | Transfer of business to the new industrial premises (6,000 m2) |
2023 | Sold to Röchling Industrial as own devision: Röchling Industrial Weinfelden AG |