Dorma was a German company that produced

door A door is a hinged or otherwise movable barrier that allows ingress (entry) into and egress (exit) from an enclosure. The created opening in the wall is a ''doorway'' or ''portal''. A door's essential and primary purpose is to provide securit ...

technology Technology is the application of Conceptual model, conceptual knowledge to achieve practical goals, especially in a reproducible way. The word ''technology'' can also mean the products resulting from such efforts, including both tangible too ...

systems and allied products. It merged with Kaba Holding in September 2015 and became part of Dormakaba Group.

Overview

Dorma was founded by Wilhelm Dörken and Rudolf Mankel as Dörken & Mankel KG in

Ennepetal Ennepetal (, ; ) is a town in the district of Ennepe-Ruhr-Kreis, in North Rhine-Westphalia, Germany. It was created in 1949 out of the former municipalities Milspe and Voerde. It was named after the river Ennepe, which flows through the municipa ...

, Germany, in 1908. The family business was managed by owner Karl-Rudolf Mankel in third generation. As part of

succession planning Succession planning is a process and strategy for replacement planning or passing on leadership roles. It is used to identify and develop new, potential leaders who can move into leadership roles when they become vacant. Succession planning in ...

, previous sole Dorma proprietor Karl-Rudolf Mankel transferred the majority of his shareholding to his daughters Christine and Stephanie in March 2009. In April 2015, Dorma Holding announced a planned merger with Swiss-based

Kaba Group dormakaba Holding AG (former Kaba Holding AG) is a global security group based in Rümlang, Switzerland. It employs more than 15,000 people in over 50 countries. It formed as the result of a merger between former Kaba and former Dorma in Septe ...

. The group went on to become Dormakaba Group.

Structure and organization

The company was divided into six divisions: Door Control, Automatics, Glass, Movable Walls, Security Systems & Trade Counters. Dorma’s head office in Ennepetal controlled 69 wholly owned companies in 45 countries. Its major production plants were located in Europe, China, Malaysia, North and South America.

Product range

*Door control:

door closer A door closer is a mechanical device that regulates the speed and action of a door’s swing. Manual closers store the force used to open the door in some type of spring and reuse it to close the door. Automatic types use electricity to regulat ...

s, door furniture and fittings, window handles, hinges and locks *Automatics: automatic door operators, sliding doors, swing doors and revolving doors, automatically operated sliding glass panel partitions *Glass: fittings, door and side panel rails, locks *Security: access control systems, security door fittings, emergency exit control systems, lock and electric keeps, security and detection systems *Movable-Walls: sound-insulating walls, sound-insulating movable glass walls

References

External links

{{DEFAULTSORT:Dorma Companies based in North Rhine-Westphalia Manufacturing companies of Germany