Demag (In German Deutsche Maschinenbau-Aktiengesellschaft) was a German heavy equipment industrial group whose individual companies are now scattered. The Demag name can be today found for example as the Demag Cranes and Components and Sumitomo (SHI) Demag.
The roots of Demag date back prior to its formation, but became Märkische Maschinenbau-Anstalt, Ludwig A.-G in 1906 as the biggest crane building company in Germany employing 250-300 people. The company was a manufacturer of industrial cranes that included types like, bridge cranes, hoist (device), overhead cranes, Gantry crane to name a few. In 1910 came the hour of the Deutsche Maschinenfabrik in Duisburg – known worldwide by its telegram abbreviation Demag (now Demag Cranes & Components GmbH).[1]
In 1973 The Mannesmann group assumed ownership of Demag.
Founding
The Demag company was formed finally 1910 in Duisburg through the union of the Märkische Maschinenbau-Anstalt L. Stuckenholz AG, the Duisburg Mechanical Engineering AG, and the Benrath Machine Works GmbH.