| Company | Timeline | Status | |
| Brookmount Management Company (Altnagelvin) Limited Director • Unreported | 4 May 2017←8 Years→Current | Active | |
| Gort Management Company Limited Director • Director | 8 Mar 2017←5 Years→30 Jun 2022 | Active | |
| Manor Hill Management Services Limited Director • Unreported | 17 Aug 2009←16 Years→Current | Active | |
| Valetta Developments Limited Director • Unreported | 30 Mar 2009←16 Years→Current | Active | |
| Valetta Developments Limited Secretary • Unreported | 30 Mar 2009←16 Years→Current | Active | |
| Billy Henderson Properties Limited Director • Unreported | 9 May 2007←18 Years→Current | Active | |
| Billy Henderson Properties Limited Secretary • Unreported | 9 May 2007←18 Years→Current | Active | |
| Henderson Property Developments Limited Director • Unreported | 18 Nov 2002←4 Years→30 Jul 2007 | Dissolved | |
