| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| PARCHMENT RESIDENTS ASSOCIATION LIMITED(THE) | 02031023 | 31/05/1997 | Gold |
| PARCHMENT RESIDENTS ASSOCIATION LIMITED(THE) | 02031023 | 31/05/1997 | Gold |
| SOLENT SYNERGY LIMITED | 05641896 | 26/05/2011 | Dissolved |
| Sa Wines Ltd | 04787116 | 04/06/2003 | Dissolved |
| XYRATEX HOLDINGS (UK) LIMITED | 03175681 | 17/09/2003 | Dissolved |
| Xynet | 02857525 | 17/09/2003 | Dissolved |
| Xyratex (Singapore) Ltd | 02857496 | 17/09/2003 | Dissolved |
| Xyratex Group Ltd | 04057904 | 10/11/2000 | Dissolved |
| Xyratex Integrated Systems Ltd | 01926146 | 28/05/2003 | Dissolved |
| Xyratex International Ltd | 03078508 | 02/06/2005 | Dissolved |
| Xyratex International Ltd | 03078508 | 09/09/2003 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| HAMBROUGH HOUSE MANAGEMENT COMPANY LIMITED | 06951163 | 03/07/2009 | 27/05/2011 | Gold |
| HAVANT INTERNATIONAL TRUSTEES LIMITED | 02986798 | 21/11/2001 | 08/04/2013 | Dissolved |
| ICEOTOPE GROUP LIMITED | 08783357 | 01/06/2017 | 21/03/2019 | Silver |
| REDLUX LIMITED | 05570023 | 25/03/2014 | 10/05/2022 | Silver |
| SEAGATE SYSTEMS (UK) LIMITED | 03134912 | 31/01/1996 | 28/03/2000 | Silver |
| SOLENT INNOVATION & GROWTH NETWORK LIMITED | 06858349 | 08/12/2009 | 01/09/2011 | Dissolved |
| SOLENT LOCAL ENTERPRISE PARTNERSHIP LIMITED | 07569938 | 03/05/2011 | 15/04/2013 | Amber |
| TELEPLAN AND WHITE ELECTRONICS B.V. | FC021887 | 07/07/1999 | 01/10/2000 | Amber |
| TELEPLAN UK LIMITED | 03583995 | 07/12/1999 | 01/10/2000 | Bronze |
| THE UNIVERSITY OF SOUTHAMPTON SCIENCE PARK LIMITED | 01698409 | 13/09/2016 | 12/12/2024 | Silver |
| XYRATEX TRUSTEES LIMITED | 04057598 | 17/09/2003 | 08/04/2013 | Dissolved |
| Xyratex Integrated Systems Ltd | 01926146 | 14/09/2004 | 02/06/2005 | Dissolved |