| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Allgrace Ltd | 03849495 | 12/10/1999 | Dissolved |
| BROOK ADVISORY | 07458731 | 02/12/2010 | Dissolved |
| BROOK ADVISORY CENTRE (AVON) | 02486565 | 01/04/2011 | Dissolved |
| BROOK ADVISORY CENTRES | 00813847 | 01/04/2011 | Dissolved |
| BROOK SANDWELL & DUDLEY | 02897081 | 31/03/2011 | Dissolved |
| Fluorat Ltd | 01468391 | 31/12/1991 | Dissolved |
| Fluorat Ltd | 01468391 | 31/12/1991 | Dissolved |
| SPRUCECOM LTD | 03852230 | 12/10/1999 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BROOK BIRMINGHAM | 02462978 | 01/04/2011 | 01/04/2011 | Dissolved |
| BROOK BLACKBURN | 02916471 | 01/04/2011 | 03/03/2016 | Not Trading |
| BROOK BURNLEY | 02598200 | 01/04/2011 | 04/03/2016 | Not Trading |
| BROOK CORNWALL | 02826211 | 01/04/2011 | 03/03/2016 | Not Trading |
| BROOK EAST OF ENGLAND | 02916478 | 30/03/2011 | 03/03/2016 | Dissolved |
| BROOK LONDON | 02705091 | 31/03/2011 | 03/03/2016 | Dissolved |
| BROOK MANCHESTER | 03054052 | 30/03/2011 | 03/03/2016 | Dissolved |
| BROOK PENNINE | 02911254 | 01/04/2011 | 03/03/2016 | Dissolved |
| BROOK SCOTLAND | SC159534 | 31/03/2011 | 04/03/2016 | Not Trading |
| BROOK WIGAN AND LEIGH | 03308950 | 01/04/2011 | 26/11/2015 | Dissolved |
| BROOK WIRRAL | 02727971 | 01/04/2011 | 03/03/2016 | Not Trading |
| BROOK YOUNG PEOPLE | 02466940 | 01/04/2011 | 26/11/2015 | Bronze |
| POREX TECHNOLOGIES LTD | 00880407 | 31/12/1991 | 18/11/1999 | Bronze |
| POREX TECHNOLOGIES LTD | 00880407 | 31/12/1991 | 20/10/2003 | Bronze |