| Company | Timeline | Status | |
| GRC Scientifics Limited Director • Consultant | 10 Feb 2025←10 Months→Current | Active | |
| The GRC Centre Limited Director • Grc Consultant | 5 Jan 2023←2 Years 11 Months→Current | Active | |
| Pennine GRC Limited Director • Grc Consultant | 29 Jan 2019←2 Years 5 Months→20 Jul 2021 | Dissolved | |
| PBS Synergies Limited Director • Consultant | 4 Mar 2016←9 Years→Current | Active | |
| Design Synergies Limited Director • Selling Agent | 11 Jun 2012←10 Years→16 Aug 2022 | Dissolved | |
| The International Glassfibre Reinforced Concrete Association Director • Managing Director | 20 Jan 2011←14 Years→Current | Active | |
| BBF GRC Ltd Director • Managing Director | 10 Jan 2011←11 Years→11 Oct 2022 | Liquidation | |
| Concrete Society Limited(The) Director • Sales Manager | 15 Jul 2010←7 Years→21 Aug 2017 | Active | |
| Glass Reinforced Concrete UK Limited Director • Sales Manager | 20 May 2009←5 Years→24 Sep 2014 | Active | |
| BBF Testing Limited Director • Managing Director | 7 Oct 2008←14 Years→11 Oct 2022 | Dissolved | |
