| Company | Timeline | Status | |
| Concentric Birmingham Limited Director • Director | 21 Dec 1992←2 Years 9 Months→1 Oct 1995 | Active | |
| Nal Realisations (Staffordshire) Limited Director • Director | 21 Dec 1992←2 Years 9 Months→1 Oct 1995 | Liquidation | |
Delta Controls (1955) Limited Director • Director | 21 Dec 1992←2 Years 9 Months→1 Oct 1995 | Dissolved | |
Yorkshire Moulds Limited Director • Director | 21 Dec 1992←2 Years 9 Months→1 Oct 1995 | Dissolved | |
| Complete Parts Limited Director • Director | 29 Dec 1991←3 Years→1 Oct 1995 | Active | |
| Concentric Engineering Limited Director • Director | 29 Dec 1991←3 Years→1 Oct 1995 | Active | |
| Alcon Components Limited Director • Director | 22 May 1991←4 Years→1 Oct 1995 | Active | |
| Landon Kingsway Limited Director • Director | 21 Dec 1990←4 Years→1 Oct 1995 | Active | |
Henley Foundries Smethwick Limited Director • Engineer | 21 Dec 1990←4 Years→1 Oct 1995 | Dissolved | |
| Concentric Overseas Limited Director • Director | 21 Dec 1990←4 Years→1 Oct 1995 | Active | |
