Mr John Peter O'Brien
- Born
- 12/1958
- Nationality
- British
- Control
- 4 holdings
Control
| Company | Nature of control | Notified | Ceased |
|---|---|---|---|
| Holkirk Communications Limited | Ownership Of Shares 25 To 50 Percent | 6 Apr 2016 | 2 Jul 2021 |
| Sematron Limited | Ownership Of Shares 25 To 50 Percent Voting Rights 25 To 50 Percent |
6 Apr 2016 | 16 May 2019 |
| Sematron Holdings Limited | Ownership Of Shares 25 To 50 Percent | 6 Apr 2016 | 16 May 2019 |
| Milexia UK Ltd | Ownership Of Shares 25 To 50 Percent Voting Rights 25 To 50 Percent |
6 Apr 2016 | 16 May 2019 |