| Company | Timeline | Status | |
| Protech Stainless Ltd Director • Director  | 16 Jan 2015←10 Years→Current  | Active  | |
| Protrace Limited Director • Unreported  | 24 Dec 2009←15 Years→Current  | Active  | |
| Protech Sheet Metal Limited Director • Fabricator  | 20 Sep 1999←26 Years→Current  | Active  | |
| Protech Control Systems Limited Director • Unreported  | 16 May 1997←28 Years→Current  | Active  | |
| Protech Food Systems Limited Director • Fabricator  | 16 Oct 1996←29 Years→Current  | Active  | |
| Protech Fabrications Limited Secretary • Unreported  | 1 Nov 1992←33 Years→Current  | Active  | |
| Protech Fabrications Limited Director • Unreported  | 1 Jan 1970←55 Years→Current  | Active  | |
