| Company | Timeline | Status | |
| Rena Products Ltd Director • Engineer  | 9 Jun 2010←3 Years→24 Mar 2014  | Active  | |
| Mig Medical Installations Ltd Director • Engineer  | 1 May 2010←3 Years→24 Mar 2014  | Active  | |
TPS Gases Ltd Director • Engineer  | 26 Apr 2004←11 Years→16 Mar 2016  | Dissolved  | |
| The Washroom Fit-Out Company (NW) Ltd Director • Medical Engineer  | 31 Mar 2003←10 Years→24 Mar 2014  | Active  | |
| Bender Medical Services Limited Director • Engineer  | 7 Mar 2001←10 Years→1 Mar 2012  | Active  | |
TPS Finishes Ltd Director • Engineer  | 23 Oct 2000←13 Years→4 Feb 2014  | Dissolved  | |
Technical Project Services Ltd Director • Consultant  | 10 Jun 1999←16 Years→2 Mar 2016  | Dissolved  | |
