| 1954 |
| Company was founded by Mr. Herbert Oehler and his wife Marga. |
| 1960 |
| Expansion of the company to an assembly hall. |
| 1974 |
| Takeover the management of Mr Manfred Oehler. |
| 1980 |
| Expansion of Head Quarter with exhibition spaces. |
| 1996 |
| Construction of the branch Triptis (Thüringen) on 10,000 square meters. Opening of a subsidiary with sales, warehouse and office on approximately 1,500 sqm. |
| 1996/1997 |
| Establishing of the automobile division with its own production line. |
| 2001 |
| Enlargement of the Head Quarter Windschläg by building a warehouse of 8,000 square meters (new logistics center). |
| 2004 |
| Oehler celebrates its 50th anniversary. |
| 2008 |
| Construction of a new production hall. |
| 2011 |
| Oehler, the company employs at its Head Quarter Windschläg approximately 70 employees and approximately 300 employees worldwide. |