| Company | Timeline | Status | |
| Inchyra Hazco Limited Director • Director | 10 Mar 2020←3 Years→17 Oct 2023 | Dissolved | |
| Savage Inspection Services Ltd Director • Company Director | 28 Feb 2020←1 Year 11 Months→15 Feb 2022 | Dissolved | |
| Denholm Oilfield Services Limited Director • Chief Executive Officer | 20 Feb 2020←5 Years→Current | Active | |
| Tanktech Services Limited Director • Company Director | 1 Aug 2016←6 Years→9 May 2023 | Dissolved | |
| Denholm Oilfield Services (Azerbaijan) Limited Director • Company Director | 15 Apr 2013←12 Years→Current | Active | |
| SDL Nobel Limited Director • Company Director | 15 Apr 2013←10 Years→4 Aug 2023 | Active | |
| Denholm Contracting Limited Director • Company Director | 28 Mar 2013←1 Year 6 Months→2 Oct 2014 | Dissolved | |
| Denholm Valvecare (Holdings) Limited Director • Company Director | 8 Mar 2013←10 Years→12 Dec 2023 | Dissolved | |
| Denholm Valvecare Limited Director • Company Director | 8 Mar 2013←7 Years→29 Dec 2020 | Dissolved | |
| Denholm Industrial Services (Holdings) Limited Director • Company Director | 8 Mar 2013←1 Year 6 Months→2 Oct 2014 | Dissolved | |
