Company history of Ingenieurbüro Schädel, Consulting Engineers
| 1972 | Establishment of Ingenieurbüro Volles und Schädel in Plochingen as a civil engineering and surveying office |
| 1976 | Change of company name to Ingenieurbüro Dipl.-Ing. Bernhard Schädel (IBS) |
| 1977 | Establishment of a branch in Weil der Stadt |
| 1978 | Appointment of Bernhard Schädel as Certified Surveyor |
| 1979 | Relocation of headquarters to Weil der Stadt |
| 1985 | Relocation to new company premises in Weil der Stadt |
| 1990 | Extension of company premises in Weil der Stadt by 140 m² |
| 1990 | Relocation of the Plochingen Branch to Ebersbach an der Fils |
| 2006 | Extension of the firm's technical fields to include hydraulic engineering and hydrology |
| 2007 | Change of legal form to Ingenieurbüro Schädel GmbH Appointment of Bernhard Schädel and Dr. Wolfram Schädel as executive directors |