| Company | Timeline | Status | |
| Quay Holdings Limited Director • Director | 31 Mar 2025←8 Months→Current | Active | |
| Quay Cargo Services Limited Director • Director | 31 Mar 2025←8 Months→Current | Active | |
| Hamilton Shipping (Port Services) Limited Director • Company Director | 29 May 2024←1 Year 6 Months→Current | Active | |
| Scruttons (Ni) Limited Director • Company Director | 29 May 2024←1 Year 6 Months→Current | Active | |
| William Reid Limited Director • Company Director | 29 May 2024←1 Year 6 Months→Current | Active | |
| Denholm UK Logistics Limited Director • Company Director | 28 May 2024←1 Year 6 Months→Current | Active | |
| Lacy & Middlemiss Shipbrokers Limited Director • Company Director | 28 May 2024←1 Year 6 Months→Current | Active | |
| Denholm Port Services Limited Director • Company Director | 24 May 2024←1 Year 6 Months→Current | Active | |
| Inter-Ways Limited Director • Managing Director | 31 Oct 2023←1 Year 11 Months→15 Oct 2025 | Dissolved | |
| Transtainer Lines Limited Director • Company Director | 17 Aug 2022←3 Years→Current | Active | |
