| Company | Timeline | Status | |
| Shellfish Trading Company Ltd Director • Company Director | 23 Jan 2023←1 Year 2 Months→9 Apr 2024 | Dissolved | |
| Spouse Fishing Limited Director • Director | 31 Aug 2021←4 Years→Current | Active | |
| Keltic Seafare (Scotland) Limited Director • Director | 26 Apr 2016←9 Years→Current | Active | |
| D.R. Collin (Fish) Limited Director • Company Director | 8 Jan 2016←9 Years→Current | Active | |
| Boat Investments Limited Director • Company Director | 11 Sep 2015←10 Years→Current | Active | |
| Sea Harvest Scotland Ltd Director • Company Director | 11 Sep 2015←10 Years→Current | Active | |
| D.R. Collin Scotland Limited Director • Company Director | 11 Sep 2015←10 Years→Current | Active | |
| D. R. Collin & Son Ltd Director • Sales Manager | 21 Oct 2011←14 Years→Current | Active | |
| Ship 2 Shore 24 Limited Director • Director | 21 Nov 2007←13 Years→16 Mar 2021 | Dissolved | |
