Herrenknecht
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| Herrenknecht AG | |
|---|---|
| Type | Public (AG) |
| Founded | 1975 |
| Founder | Martin Herrenknecht |
| Headquarters |  Schwanau, Germany |
| Key people | Martin Herrenknecht, President & CEO |
| Industry | Heavy equipment |
| Products | Tunnel boring machines |
| Revenue | 852 $ million (2006) |
| Employees | 1850 (2008) |
| Divisions | Traffic Tunnelling, Utility Tunnelling, Vertical Drilling Rigs |
| Website | www.herrenknecht.com |
Herrenknecht AG is a German manufacturer of tunnel boring machines of all sizes. Herrenknecht is headquartered in Allmannsweier near Schwanau and is the world market leader for heavy tunnel boring machines. Roughly two thirds of the 1850 employees are working at the company headquarter and roughly 300 at three different locations in China.
