| Company | Timeline | Status | |
| 24-40 Upper Newtownards Road Management Limited Director • Managing Director | 8 Aug 2018←1 Year 9 Months→8 May 2020 | Active | |
| Castlereagh Homes Limited Director • Managing Director | 6 Jul 2018←7 Years→Current | Active | |
| Bloomfield Avenue Developments Limited Director • Managing Director | 6 Jul 2018←7 Years→Current | Active | |
| Sinclair Property Group Limited Director • Managing Director | 5 Jul 2018←7 Years→Current | Active | |
| Hatching Homes Limited Director • Director | 23 Nov 2017←8 Months→31 Jul 2018 | Dissolved | |
| 42-48 Upper Newtownards Road Management Ltd Director • Director | 12 Apr 2017←3 Years→12 May 2020 | Active | |
| Sinclair Homes And Developments Ltd Director • Director | 13 May 2015←5 Years→26 Jan 2021 | Dissolved | |
| Galaxy Coaching Ltd Secretary • Director | 22 Aug 2007←1 Year 9 Months→1 Jun 2009 | Active | |
| Galaxy Coaching Ltd Director • Youth Development Coach | 25 Jan 2006←19 Years→Current | Active | |
