| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| PLATINUM LAKE PARTNERS LIMITED | 08744429 | 23/10/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| IPC INFORMATION SYSTEMS | 01823833 | 01/07/2008 | 16/10/2012 | One Red Flag |
| IPC INFORMATION SYSTEMS UK HOLDINGS LIMITED | 05887371 | 01/07/2008 | 16/10/2012 | One Red Flag |
| IPC NETWORK SERVICES EMEA LIMITED | 05944667 | 10/02/2009 | 16/10/2012 | Silver |
| IPC NETWORK SERVICES LIMITED | 02539234 | 01/07/2008 | 16/10/2012 | Silver |
| IPC NETWORK SERVICES UK HOLDINGS LIMITED | 05887379 | 01/07/2008 | 16/10/2012 | Gold |
| IPC NS UK SPC LIMITED | 05887380 | 01/07/2008 | 16/10/2012 | Amber |
| IPC UK HOLDINGS LIMITED | 03671678 | 01/07/2008 | 16/10/2012 | Gold |
| IPC UK SPC LIMITED | 03791565 | 01/07/2008 | 16/10/2012 | Not Trading |
| LEXAR UK LIMITED | 04974771 | 01/07/2008 | 16/10/2012 | Not Trading |
| PURPLE VOICE HOLDINGS LIMITED | 03524846 | 01/07/2008 | 16/10/2012 | Silver |
| PURPLE VOICE LIMITED | 04256358 | 01/07/2008 | 16/10/2012 | Silver |
| TRADER VOICE TECHNOLOGY LTD. | 09091792 | 18/06/2014 | 22/04/2016 | Dissolved |
| V BAND LIMITED | 01855636 | 01/07/2008 | 16/10/2012 | Not Trading |
| WESTCOM DEDICATED PRIVATE LINES LIMITED | 05163951 | 01/07/2008 | 16/10/2012 | One Red Flag |
| WESTCOM EUROPE LIMITED | 05156469 | 01/07/2008 | 16/10/2012 | Silver |