# Dr John William Mason

## Details

- **Born:** 7/1954
- **Nationality:** British
- **Appointments:** 0 (0 active)
- **Control:** 4 holdings



## Control

| Company | Nature of control | Notified | Ceased |
|---|---|---|---|
| [The Preventative Healthcare Company (Eot) Limited](/company/16432675) | voting-rights-25-to-50-percent | 6 May 2025 | 18 Jun 2025 |
| [The Preventative Healthcare Company Limited](/company/01998510) | ownership-of-shares-50-to-75-percent | 6 Apr 2016 | 18 Jun 2025 |
| [The Managing Absence Company Limited](/company/05428248) | ownership-of-shares-75-to-100-percent, voting-rights-75-to-100-percent | 6 Apr 2016 |  |
| [PHC Occupational Health Limited](/company/03522445) | ownership-of-shares-50-to-75-percent, voting-rights-50-to-75-percent | 6 Apr 2016 |  |