| Company | Timeline | Status | |
| Modus Building Services Limited Director • Director  | 10 Mar 2020←5 Years→Current  | Active  | |
| ND Barrett Holdings Ltd Director • Company Director  | 25 Feb 2020←5 Years→Current  | Active  | |
JN Barrett Specialist Services Ltd Director • Electricial  | 12 Dec 2014←2 Years 5 Months→30 May 2017  | Dissolved  | |
| ND Barrett Ltd Director • Electrical Contractor  | 13 Nov 2003←19 Years→4 Apr 2023  | Dissolved  | |
