Timeline

1955
Foundation of the company Langer, Glienke & Co. based in Stuttgart
Managing Partners: Richard Langer, Berta Glienke and Gregor Himmelfarb
Product Range:
Production and sale of screw anchors and hand augers developed by Richard Langer – one of the company's founders
Relocation of the company to Leinfelden
Development of the earth auger (Trumpf and Trumpf-V)
 
 
1956
Ruth Czetto takes over from Gregor Himmelfarb as managing director
Development of the ground anchor with pull rope and wrench (V-disc)
Relocation of the company to Lauffen am Neckar 
 
 
1963
Development of the screw-in ground anchor (= D-anchor)
Approval of the screw anchor (permanent anchor) by the “German Telecommunication Engineering Authority” in Darmstatt. This permanent anchor has been used by the former Federal Post Office and the current Deutsche Telekom since then.
 
 
1965
Name of the company changed to: Glienke & Co. GmbH
 
 
1966
Development of the tent anchor (= rod anchor)
 
 
1969
Development of the connection piece to connect an anchoring disc and the end of the tension wire (= wire eyelet) 
 
 
1970
Development of wire tighteners (= Spannfein and Spannfix) 
 
 
1972
Development of the anchoring element (= Langofix)
 
 
1979
Development of the deep grounding rods (deep grounding rod with tapered roller) 
 
 
1986
Renaming of the company as Glienke Gerätebau GmbH
 
 
1996
Foundation of the company Metalltechnik Hemmerlein, Lauffen am Neckar, by Andreas Hemmerlein
 
 
2008
Takeover of the company Glienke Gerätebau GmbH by the Hille family
Managing Director:  Hans-Christian Hille
 
 
2013
Takeover of the company Bemberg, Lauffen am Neckar, by the company Metalltechnik Hemmerlein.
Expansion of the scope of production to include sheet metal forming, machine components, industrial sieves
 
 
2017
Takeover of the company “Glienke Gerätebau GmbH” by Andreas Hemmerlein 
Managing Director: Andreas Hemmerlein
 Merger of the companies “Glienke Gerätebau GmbH” and “Metalltechnik Hemmerlein” to form:
GLIENKE-Hemmerlein Metall GmbH based at:  Heilbronner Str. 93, 74348 Lauffen am Neckar
Managing Director: Andreas Hemmerlein