| 1942 | Foundation of a factory for waterproof packaging materials and roofing felt in Neumünster by Otto-Ernst Röthel |
| 1963 | Incorporation of the second production facility in Bochum |
| 1972 | Klaus Röthel becomes gerneral manager |
| 1975 | Start of the first PE-Extrusion line |
| 1987 | Incorporation of sales company in London (UK) |
| 1989 | Incorporation of sales company in Singapore |
| 1991 | Start of 330cm wide triple Co-Extrusion production line PM3 |
| 1992 | Certification of Quality Management System according to DIN EN ISO 9001 |
| 1994 | Relocation and opening of new production plant in Neumünster |
| 1998 | Incorporation of sales company in Cleveland, Ohio (USA) |
| 2001 | Certification of Hygiene Management System according to GMP / GHP and HACCP |
| 2002 | Certification of Environmental Management System according to DIN EN ISO 14001 |
| 2003 | Start of inline-printing unit for multicolour flexographic printing up to 330cm width |
| 2004 | Incorporation of sales company in Dublin (Ireland) |
| 2010 | Start of second 330cm wide triple Co-Extrusion production line PM4 Certification of Food Safety Management System according to DIN ISO 22000 |
| 2011 | Tim Röthel joins the management team |
| 2012 |
Certification of FSC ®/PEFC FSC Licensenumber FSC-C108217 |