| Company | Timeline | Status | |
| Seddons Construction Limited Director • Unreported | 2 Feb 2011←14 Years→Current | Active | |
| J & S Seddon (Building) Limited Director • Unreported | 17 Aug 2010←15 Years→Current | Active | |
| Bury Gymnastics Club Limited Director • Unreported | 12 Nov 2009←16 Years→Current | Active | |
SBSG NLR Limited Director • Chartered Surveyor | 11 Sep 2009←4 Years→4 Dec 2013 | Dissolved | |
| Seddon Construction Limited Director • Unreported | 29 Jun 2007←18 Years→Current | Active | |
| John Ireland's House Management Company Limited Director • Chartered Surveyor | 17 Jan 1997←1 Year→19 Jan 1998 | Active | |
| Withnell Fold Management Company Limited Director • Quantity Surveyor | 14 Nov 1996←5 Years→18 Dec 2001 | Active | |
| G.& J.Seddon Limited Director • Unreported | 15 May 1996←29 Years→Current | Active | |
