| 1995 | On 1 January 1995, the office was founded by the structural engineer Eckhard Wittler in Bremen (Kreftingstr. 2), Germany |
| 1998 | 4 members of staff, move to new premises in Am Dobben 33, Bremen |
| 2000 | 9 members of staff, move to new premises in Kohlhökerstr. 61, Bremen Change of corporate form to Wittler Ingenieure GmbH |
| 2009 | Move to new premises in Parkstr. 14, Bremen |