| Company | Timeline | Status | |
| W & J Parker Properties Limited Director • Company Director | 7 Aug 2019←6 Years→Current | Active | |
| W & J Parker Holdings Limited Director • Company Director | 25 Jun 2018←7 Years→Current | Active | |
| Titchwell Barns (Management) Limited Director • Unreported | 11 Nov 2001←24 Years→Current | Active | |
Broadoak Limited Director • Farmer/company Director | 31 Oct 1992←2 Years 2 Months→1 Jan 1995 | Dissolved | |
| W.Parker & Sons(Farmers)Limited Director • Company Director | 31 Jan 1992←33 Years→Current | Active | |
| Lucerne Estates Limited Director • Company Director | 31 Jan 1992←33 Years→Current | Active | |
| W.Parker & Sons(Mickleholme)Limited Director • Company Director | 31 Jan 1991←34 Years→Current | Active | |
| Scopwick Estates Limited Director • Company Director | 31 Jan 1991←34 Years→Current | Active | |
| Longwood Quarries Limited Director • Company Director | 31 Jan 1991←34 Years→Current | Active | |
| Blankney Estates Limited Director • Company Director | 31 Jan 1991←34 Years→Current | Active | |
