| Company | Timeline | Status | |
| Scott McMillan Auto's Ltd Director • Mechanic | 16 Sep 2023←1 Year 5 Months→18 Feb 2025 | Dissolved | |
| Scott McMillan Transport Ltd Director • Van Driver | 20 Jun 2021←5 Months→23 Nov 2021 | Dissolved | |
| Home Heating Plumbing Ltd Director • Plumber | 6 Apr 2021←1 Year 5 Months→6 Sep 2022 | Dissolved | |
| McMillan Of Scotland Ltd Director • Md | 11 Apr 2018←5 Months→6 Oct 2018 | Active | |
Cumnock Vehicle Trade Centre Ltd Director • Car Sales | 23 Jan 2013←1 Year 4 Months→23 May 2014 | Dissolved | |
