| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cardreflex Ltd | 03750089 | 19/04/1999 | Dissolved |
| Electro Impulse Ltd | 05567726 | 19/09/2005 | Dissolved |
| Electro Impulse Ltd | 05567726 | 19/09/2005 | Dissolved |
| Inertia Mill Ltd | 05567727 | 19/09/2005 | Dissolved |
| Inertia Mill Ltd | 05567727 | 19/09/2005 | Dissolved |
| Milldynamix Ltd | 06161268 | 14/03/2007 | Dissolved |
| Milldynamix Ltd | 06161268 | 14/03/2007 | Dissolved |
| NORTH EAST INNOVATION CENTRE COMPANY LIMITED | 01531627 | 13/05/1996 | Dissolved |
| PHASE 2 COMPONENTS LIMITED | 05525511 | 02/08/2005 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Business Link Tyneside | 02885757 | 01/10/1999 | 11/09/2000 | Dissolved |
| FUEL ENRICHMENT LIMITED | 05818297 | 16/05/2006 | 10/04/2015 | Dissolved |
| FUEL ENRICHMENT LIMITED | 05818297 | 16/05/2006 | 10/04/2015 | Dissolved |
| INTERNATIONAL INNOVATIVE TECHNOLOGIES LIMITED | 05746895 | 17/03/2006 | 15/01/2015 | Dissolved |
| NORTHERN DEFENCE INDUSTRIES LIMITED | 04195419 | 19/04/2001 | 24/11/2005 | Not Trading |
| RCL INDUSTRIES LIMITED | 03141566 | 15/02/1996 | 25/02/2005 | Dissolved |
| ROYSTON ENGINEERING GROUP LIMITED | 02908945 | 26/04/1994 | 21/04/2006 | Not Trading |
| ROYSTON LIMITED | 01384241 | 26/04/1994 | 21/04/2006 | Gold |
| ROYSTON MARINE ENGINEERING LIMITED | 01439698 | 26/04/1994 | 21/04/2006 | Not Trading |
| ROYSTON MARINE LIMITED | 01669450 | 26/04/1994 | 21/04/2006 | Not Trading |
| ROYSTON MARINE SALES LIMITED | 01632061 | 26/04/1994 | 21/04/2006 | Not Trading |