| 1982 | Founding of Maywo company by Mr. May and Mr. Wollmann in a converted paper plant in Kempten/Hegge Start of production on a used roll extruder |
| 1984 | Purchase of two used sheet extrusion system |
| 1991 | Start-up of the third sheet system |
| 1995-1996 | Modernization of the production systems |
| 1999 | Relocation to a new building in Bad Grönenbach with an operating area of 6,500 m² |
| 2000 | Total revenue: 10 million euros |
| 2001 | Start-up of the 5th extrusion system |
| 2002 | Number of employees: 50 |
| 2003 | New building with an additional 2000 m² warehouse |
| 2004 | Start-up of the 6th extrusion system |
| 2005 | Production quota: For the first time 10,000 tons per year |
| 2006 | Total revenue: 20 million euros |
| 2007 | Completion of another 2500 m² production building and also start-up of a 7th extrusion system. Number of employees: 80 |
| 2008 | Total revenue: 25 million euros |
| 2012 | Member of the company group Röchling SE & Co. KG |
| 2014 | Start-up of the 8th extrusion system |
| 2015 | MAYWO Kunststoff GmbH becomes Röchling Maywo GmbH. Start-up of the 9th extrusion system. Number of employees: 100 |
| 2022 | Röchling Maywo GmbH becomes Röchling Industrial Allgäu GmbH. |