| Company | Timeline | Status | |
| St Patrick's Golf Club, Downpatrick Ltd Director • Unreported | 29 Feb 2024←1 Year 8 Months→Current | Active | |
| Hanna & Smyth Contracts Ltd Director • Unreported | 23 Feb 2015←10 Years→Current | Active | |
| Thomas Smyth & Son (Plumbers) Limited Director • Company Director | 21 Sep 2012←8 Years→20 Jul 2021 | Dissolved | |
| Thomas Smyth & Son (Construction) Limited Director • Company Director | 21 Sep 2012←8 Years→22 Mar 2021 | Dissolved | |
Thomas Smyth & Son Limited Director • Company Director | 14 Sep 2012←3 Years→10 May 2016 | Dissolved | |
