History
| 1885 | Julius Athenstaedt and William Redeker found
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| 1920 | Development and manufacturing of own medications and chemicals
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| 1970 | Commencement of contract manufacturing of medications and chemicals |
| 1988 | Eike W. Kerstein buys out the Athenstaedt family
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| 1997 | Stefanie E. Sponholz succeeds her father, Eike W. Kerstein |
| 1999 | Relocation of the Head Office to Munich, Germany Contract manufacturing ends |
| 2001 | Thorsten Sponholz joins Athenstaedt |
| 2008 | Relocation of the Head Office to Wolfratshausen, Germany |
| 2010 | athenstaedt celebrates its 125th company anniversary |
| 2014 | Relocation of the Head Office to Battenberg (Eder), Germany |
