| Company | Timeline | Status | |
| Brmco (167) Limited Director • Chief Financial Officer | 11 Feb 2016←5 Years→30 Nov 2021 | Dissolved | |
| Techman Precision Engineering Limited Director • Chief Financial Officer | 11 Feb 2016←5 Years→30 Nov 2021 | Dissolved | |
| Darron Oil Tools Limited Director • Chief Financial Officer | 11 Feb 2016←9 Years→Current | Active | |
| Schoeller-Bleckmann Oilfield Equipment (UK) Limited Director • Chief Financial Officer | 11 Feb 2016←9 Years→Current | Active | |
| Schoeller-Bleckmann (UK) Limited Director • Chief Financial Officer | 11 Feb 2016←9 Years→Current | Active | |
| Techman Engineering Ltd Director • Chief Financial Officer | 11 Feb 2016←9 Years→Current | Active | |
| Darron Tool And Engineering (Sheffield) Limited Director • Chief Financial Officer | 11 Feb 2016←9 Years→Current | Active | |
| Schoeller-Bleckmann Darron (Aberdeen) Limited Director • Chief Financial Officer | 5 Nov 2015←9 Years→Current | Active | |
