| Company | Timeline | Status | |
| Glen Tramway Preservation Company Limited Director • Retired | 4 May 2022←2 Years 3 Months→5 Aug 2024 | Active | |
| Glen Tramway Preservation Company Limited Secretary • Retired | 26 Jan 2004←4 Years→14 Mar 2008 | Active | |
| Hall Cliffe Community Garden Limited Director • Retired | 7 Feb 2003←22 Years→7 May 2025 | Active | |
| Redeye Media Limited Secretary • Unreported | 30 Jan 2002←23 Years→Current | Active | |
| Glen Tramway Preservation Company Limited Director • Retired | 27 Dec 2001←6 Years→13 Mar 2008 | Active | |
| Linkogel And Freeman Limited Director • Director | 28 Jul 1991←8 Years→5 Apr 2000 | Dissolved | |
| M.Linkogel & Co.Limited Director • Director | 28 Jul 1991←8 Years→5 Apr 2000 | Dissolved | |
