History
1876
Enterprise founded in Badersleben as “Ernst Künne Locomotive Renovation Workshop"
1943
Moved to Mühlhausen in Thuringia
1944
Trust Company
124 workers
9 salaried employees
10 apprentices
11.08.1945 Property of the State of Thuringia
11 Locomotives
1 boiler
17 other products
1945
Confiscated accord. Order 234 of the Soviet Administration in Germany
143 employees
10 apprentices
22 Locomotives
3 boilers
35 other products
1946
Beginning of lock production for passenger carriages
1948
Foundation of state-owned peoples factory on July 1st
1949
Production turnover reaches 1 million Marks
21 Locomotives
16 boilers
28 other products
1950
Merged with VVB Lowa in Wildau
30 salaried employees
157 workers
64 apprentices
1956
Merged with Lock and Hardware Production Workshop II, Waidstraße
1964
Take over of production of components for VEB Berliner Bremsenwerk (Berlin Brake Co. later Knorr-Bremse)
1965
Start of production of ballast trolleys and skip trailers
40 Locomotives
303 Employees
1967
Production turnover surpasses 10 Million Marks
1974
Installation of regulator plant for powder coating
1975
Laying of the foundation stone for a new plant in Bonatstraße
1978
Test production run of new site, hand over of plant
1979
Handover of new surface coating plant
1990
Schloß- und Stahlbau Mühlhausen GmbH
August 30th Integrated into Deutschen Waggonbau AG
1991
Privatisation of the business on August 1st
1993
Change of company name to Schliess- und Sicherungssysteme GmbH
2002
VIS joined the industrial group on June 1st
2012
Inauguration of the new logistics hall
2012
Takeover of the company BS Kaufmann December 1st
2013
Access road via B247 opened on November 11th
2020
invested in a new CNC machine in July
2021
change of the executive management in July
establishment of a company Corona test center in November
2022
launch of a new control for the powder coating facility in January