| Company | Timeline | Status | |
| Donald Ross Residential (Irvine) Limited Director • Company Director | 10 Apr 2025←6 Months→Current | Active | |
| Mint Mortgages Limited Director • Estate Agent | 19 Apr 2023←2 Years 6 Months→Current | Active | |
| M&S Property Management (Ayrshire) Limited Director • Company Director | 27 Mar 2020←3 Years→25 Jul 2023 | Dissolved | |
| Donald Ross Residential Factoring Limited Director • Director | 26 Mar 2018←1 Year 12 Months→24 Mar 2020 | Dissolved | |
| Donald Ross Residential Kilmarnock Limited Director • Director | 21 Apr 2017←8 Years→Current | Active | |
| Donald Ross Estate Agents Limited Director • Director | 21 Apr 2017←8 Years→Current | Active | |
