Zwick began producing testing machines in Ulm-Einsingen, Germany, in 1938, growing over the following decades into one of the world’s leading manufacturers of materials testing machines. In 1992 the company merged with the Roell Group.
The Zwick Roell AG has a holding in Toni Technik. Founded in 1876, "Toni" operates in partnership with the building materials industry throughout the world.
Indentec is part of Zwick Roell AG, which has a majority shareholding in the company. Established in 1976 to re-design a Rockwell hardness testing machine, Indentec has sold many thousands of machines.
Zwick Roell AG has held a 100% stake in Messphysik Materials Testing GmbH since 2006. This innovative Austrian-based company has a long track-record of international success in optical strain measurement for materials testing.
Mid-2011 saw the takeover by the Zwick Roell Group, one of the world's leading suppliers of materials and component testing systems, of ASMEC GmbH in Radeberg nr Dresden, Germany.
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