| 1866: | Formation Aktiengesellschaft "Vereinigte Bugsir- Dampfschiff- Gesellschaft" |
| 1898: | Merger with A.G. Leichtergesellschaft resulting in Hamburg "Vereinigte Bugsir- und Frachtschiffahrt" |
| 1926: | Between 1921 until 1926 the Schuchmann family from Geestemünde/Bremerhaven acquired the majority of shares from Bugsier |
| 1956: | Clearance of the Suez-Canal with salvage lifting vessels assisted by tugs "Hermes" and "Wotan" |
| 1967: | Orders are placed for the famous "Deepsea" towage tugs "Oceanic" and "Arctic" |
| 1974: | Second clearance of the Suez-Canal employing the salvage sheerlegs "Thor" and "Roland" as well as the tugs "Bugsier 26" and "Hermes" |
| 1994: | Acquisition of 80% of the shares of T&S Transport und Service GmbH & Co. KG by Bugsier |
| 2002: | Beginning of the Mooring Business in Bremerhaven under the Name Bugsier Mooring Service |
| 2004: | Acquisition of remaining shares and integration of T&S Transport und Service GmbH & Co. KG into Bugsier |