| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| FITZWILLIAM (MALTON) DEVELOPMENT COMPANY | 02893251 | 20/03/1997 | Dissolved |
| Fitzwilliam (Peterborough) Properties | 02791661 | 20/03/1997 | Dissolved |
| MILTON (WENTWORTH) DEVELOPMENT COMPANY | 01689523 | 21/09/1999 | Dissolved |
| Milton Gate Development Company | 01571933 | 20/03/1997 | Dissolved |
| Milton and Upton Joint Undertakings | 01498635 | 21/09/1999 | Dissolved |
| Peterborough City Centre Forum Ltd | 03942928 | 23/03/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| COLLYWESTON STONE SLATERS TRUST | 01661078 | 21/11/2007 | 16/09/2021 | Silver |
| COLLYWESTON STONE SLATERS TRUST | 01661078 | 03/12/1997 | 16/09/2021 | Silver |
| CRESSET (PETERBOROUGH) LIMITED | 01105525 | 09/09/1999 | 05/02/2008 | Dissolved |
| EAST OF ENGLAND AGRICULTURAL SOCIETY | 01589922 | 25/01/2001 | 19/09/2020 | Silver |
| FITZWILLIAM LAND COMPANY (THE) | 00943009 | 20/03/1997 | 28/01/2005 | Bronze |
| GATEWAY PETERBOROUGH MANAGEMENT COMPANY LIMITED | 07752575 | 25/08/2011 | 31/03/2021 | One Red Flag |
| MILTON(PETERBOROUGH)ESTATES COMPANY, | 00286146 | 09/04/1997 | 24/03/2021 | Bronze |
| WENTWORTH WOODHOUSE PRESERVATION TRUST | 08809187 | 10/12/2013 | 07/02/2014 | Silver |