| 1980 | Company foundation by Günther Zimmer in Rheinau-Freistett |
| 1982 | First products for automation, sales by Sommer-automatic GmbH |
| 1987 | Relocation to own production hall with office building in the industrial zone |
| 1992 | Expansions of the production and assembly halls |
| 1997 | Expansion of the office building for design, development and sales |
| 1999 | Takeover of the Sommer-automatic GmbH |
| 2000 | New construction of a production hall including Bürotrakt AV and Purchasing at the location in Rheinau |
| 2002 | Expansion of the production hall |
| 2004 | New construction of a hall for assembly.New construction of an office building for Sales and Marketing in Ettlingen Founding of the company ZIMMER GmbH Dämpfungssteme in Rheinau |
| 2007 | Founding of ZIMMER GmbH Kunststofftechnik Takeover of Benz GmbH Werkzeugsysteme Entry into fastening technology for lightweight building slabs |
| 2008 | New construction of a hall for production and assembly in Rheinau. The ZIMMER GROUP currently has approx. 750 employees at 3 locations in Germany and is represented world wide by its own sales subsidiaries and trading partners |
