| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Gem Co Services Ltd | 03830692 | 01/10/2000 | Dissolved |
| Gem Co Services Ltd | 03830692 | 01/09/2002 | Dissolved |
| Gem Engineering Holdings Ltd | 05192054 | 30/07/2004 | Dissolved |
| Park Business Associates Ltd | 04514786 | 21/08/2002 | Dissolved |
| Park Business Associates Ltd | 04514786 | 21/08/2002 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| GEM ENGINEERING LTD | 01435014 | 27/08/1993 | 17/11/2010 | Dissolved |
| GEM STRUCTURAL SOLUTIONS LIMITED | 05660006 | 21/12/2005 | 17/11/2010 | Dissolved |