| Company | Timeline | Status | |
| James Mercer Holdings Limited Director • Unreported | 24 Mar 2015←10 Years→Current | Liquidation | |
| The James Mercer Group Limited Director • Company Director | 15 May 2000←25 Years→Current | Active | |
| Larchview Services Limited Director • Housewife | 15 May 2000←25 Years→17 Nov 2025 | Active | |
James Mercer (Preston) Limited Director • Housewife | 31 Dec 1991←9 Years→22 Jun 2001 | Active | |
