| Company | Timeline | Status | |
| Grundy Aggregates Limited Director • Director | 25 Nov 2011←13 Years→Current | Active | |
| GSH Waste Recycling Ltd Director • Director | 23 Jul 2007←18 Years→Current | Active | |
| Grundy Demolition Limited Director • Director | 1 Jul 2004←21 Years→Current | Active | |
| True Fit Developments Limited Director • Director | 20 Jan 2004←4 Years→13 Mar 2008 | Dissolved | |
| K J G Investments Limited Director • Director | 11 Aug 2003←22 Years→Current | Active | |
| Grundy & Co. Excavations Limited Director • Haulage Contractor | 20 Jul 1991←34 Years→Current | Active | |
