Douglas Walter George Calder
- Born
- 6/1939
- Nationality
- British
- Appointments
- 0 (0 active)
- Control
- 5 holdings
Control
| Company | Nature of control | Notified | Ceased |
|---|---|---|---|
| Cambridge Cryogenics Limited | Ownership Of Shares 25 To 50 Percent | 1 Mar 2026 | |
| Quantum Materials | Ownership Of Shares 25 To 50 Percent | 1 Mar 2026 | |
| Falconbridge Limited | Ownership Of Shares More Than 25 Percent Registered Overseas Entity | 30 Aug 2018 | |
| Glendower Limited | Ownership Of Shares More Than 25 Percent Registered Overseas Entity | 24 Aug 2018 | |
| Haviland Limited | Ownership Of Shares More Than 25 Percent Registered Overseas Entity | 2 Sep 2015 |