| Company | Timeline | Status | |
| First Line Securities Norfolk Limited Director • Unreported | 22 Apr 2016←9 Years→Current | Active | |
| RJH Roadstone Limited Director • Unreported | 5 Apr 2016←9 Years→Current | Active | |
| Attleborough Service Centre (Norfolk) Limited Director • Unreported | 18 Mar 2016←9 Years→Current | Active | |
| Breckland Storage Ltd Director • Unreported | 30 Sep 2015←10 Years→Current | Active | |
| Holbrook Tipper Hire Ltd Director • Unreported | 18 Feb 2015←10 Years→Current | Active | |
| Holbrook Group Holdings Ltd Director • Unreported | 15 Jan 2015←10 Years→Current | Active | |
Holbrook Group Contracting Ltd Director • Company Director | 5 Sep 2014←6 Years→3 Nov 2020 | Dissolved | |
Holbrook Leisure Ltd Director • Company Director | 1 Jun 2011←9 Years→3 Nov 2020 | Dissolved | |
| Attleborough Service Centre Limited Director • Unreported | 10 Nov 2004←21 Years→Current | Active | |
| Rory J Holbrook Limited Director • Unreported | 25 Jul 2002←23 Years→Current | Active | |
