| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Consortium James R. Knowles Ltd | 04679979 | 31/03/2007 | Dissolved |
| James R. Knowles (Europe) Ltd | 02291256 | 06/08/2007 | Dissolved |
| KNOWLES LAWYERS LIMITED | 03962433 | 28/02/2007 | Dissolved |
| Knowles Capital Projects Ltd | 04121706 | 31/03/2007 | Dissolved |
| Knowles Commercial Services Ltd | 04260873 | 31/03/2007 | Dissolved |
| Knowles Construction Technology Ltd | 04338212 | 31/03/2007 | Dissolved |
| Knowles Law Ltd | 04071717 | 31/03/2007 | Dissolved |
| Knowles Management Ltd | 02341235 | 31/03/2007 | Dissolved |
| Knowles Project Services Ltd | 02283810 | 31/03/2007 | Dissolved |
| Knowles Solicitors Ltd | 04797985 | 28/02/2007 | Dissolved |
| Knowles Video Services Ltd | SC134329 | 31/03/2007 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| JAMES R. KNOWLES (HOLDINGS) LIMITED | 01920926 | 16/02/2007 | 29/07/2009 | Bronze |
| JAMES R. KNOWLES (WORLDWIDE) LIMITED | 01587680 | 01/03/2007 | 29/07/2009 | Silver |
| James R Knowles Global Ltd | 04438441 | 31/03/2007 | 29/07/2009 | Dissolved |
| KNOWLES LIMITED | 04121852 | 06/08/2007 | 29/07/2009 | Silver |
| KRJ CONSULTING LTD | 01925570 | 21/06/2007 | 29/07/2009 | Dissolved |