| Company | Timeline | Status | |
| Glacier Whiteley Read Limited Director • Director | 18 Dec 2018←1 Year 2 Months→16 Mar 2020 | Active | |
| Aberdeen Radiators Limited Director • Director | 16 Jul 2018←1 Year 8 Months→16 Mar 2020 | Active | |
| Glacier Energy Services Limited Director • Director | 23 Mar 2017←2 Years 11 Months→16 Mar 2020 | Active | |
| Glacier Machining Solutions Limited Director • Director | 12 Dec 2016←3 Years→16 Mar 2020 | Active | |
| Glacier Inspection Services Limited Director • Director | 7 Mar 2016←4 Years→16 Mar 2020 | Active | |
| DRSC Holdings (Netherlands) B.V Director • Operations Director | 31 Oct 2011←2 Years 11 Months→30 Sep 2014 | Active | |
| Proinspection Limited Director • Group Operations Director | 22 Aug 2011←3 Years→30 Sep 2014 | Active | |
| Bi Group Services Limited Director • Director | 20 Jul 2011←3 Years→30 Sep 2014 | Active | |
Diamond H Controls Limited Director • Director | 13 Jul 2011←3 Years→30 Sep 2014 | Dissolved | |
| Bromsgrove Special Products Limited Director • Director | 30 Jun 2011←14 Years→Current | Dissolved | |
