| Company | Timeline | Status | |
| Douglas Bald (Heating Engineers) Limited Director • Accountant | 25 Oct 2022←3 Years→Current | Active | |
| Big Advert Limited Director • Certified Chartered Accountant | 6 Aug 2021←4 Years→Current | Active | |
| Buckstone Scaffolding Limited Director • Accountant | 30 Sep 2016←2 Years 12 Months→26 Sep 2019 | Dissolved | |
| Buckstone Roofing (Scotland) Limited Director • Accountant | 30 Sep 2016←2 Years 12 Months→26 Sep 2019 | Dissolved | |
| Philip Bald Accountancy Limited Director • Accountant | 8 May 2014←11 Years→Current | Active | |
| A9 Accountancy Limited Director • Chartered Certified Accountant | 18 Jan 2006←7 Years→31 Oct 2013 | Active | |
| The A9 Partnership Limited Director • Accountant | 4 Jan 1999←14 Years→31 Oct 2013 | Active | |
