# Dr Martin Herrenknecht

## Details

- **Born:** 6/1942
- **Nationality:** German
- **Appointments:** 0 (0 active)
- **Control:** 3 holdings



## Control

| Company | Nature of control | Notified | Ceased |
|---|---|---|---|
| [Global Tunnelling Experts UK Limited](/company/06353379) | significant-influence-or-control | 3 Sep 2025 |  |
| [Zed Engineered Systems Limited](/company/01774917) | ownership-of-shares-50-to-75-percent, voting-rights-50-to-75-percent | 6 Apr 2016 |  |
| [Herrenknecht International Limited](/company/01796113) | significant-influence-or-control | 6 Apr 2016 |  |