| Company | Timeline | Status | |
| The Managing Absence Company Limited Secretary • Unreported | 19 Apr 2005←20 Years→Current | Active | |
| P H C Health & Safety Ltd Secretary • Unreported | 25 Feb 2002←23 Years→Current | Active | |
| PHC Occupational Health Limited Secretary • Unreported | 5 Mar 1998←27 Years→Current | Active | |
| The Preventative Healthcare Company Limited Director • Unreported | 1 Nov 1993←32 Years→Current | Active | |
| The Preventative Healthcare Company Limited Secretary • Director | 1 Nov 1993←32 Years→Current | Active | |
