| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| COKE ESTATES LIMITED | 01171497 | 06/03/2018 | One Red Flag |
| HECTOR'S HOUSING LIMITED | 00233565 | 01/05/2021 | Not Trading |
| HOLKHAM EMERALD LIMITED | 06651748 | 06/03/2018 | Bronze |
| HOLKHAM EVENTS LIMITED | 09445545 | 06/03/2018 | Bronze |
| HOLKHAM FARMING COMPANY LIMITED | 03161187 | 01/05/2021 | One Red Flag |
| HOLKHAM FOODS LIMITED | 04405686 | 01/05/2021 | Not Trading |
| HOLKHAM INNOVATIONS LIMITED | 08287907 | 06/03/2018 | Silver |
| HOLKHAM NATURE RESERVE LIMITED | 10551511 | 08/07/2021 | One Red Flag |
| HOLKHAM PROPERTY COMPANY LIMITED | 04104751 | 01/05/2021 | Bronze |
| HOLKHAM SERVICES LIMITED | 09686736 | 06/03/2018 | Not Trading |
| HOLKHAM TEARTERS LTD | 06643208 | 06/03/2018 | Silver |
| HOLKHAM WALLED GARDEN | 09279970 | 06/03/2018 | Dissolved |
| THE HOLKHAM ESTATES COMPANY LIMITED | 03453233 | 01/05/2021 | Bronze |
| THE VICTORIA AT HOLKHAM LIMITED | 04168945 | 06/03/2018 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ASSOCIATED INDEPENDENT STORES LIMITED | 00912655 | 14/04/2008 | 04/04/2011 | Silver |
| GRESHAM'S SCHOOL | 05196298 | 01/09/2012 | 05/10/2018 | Silver |
| GRESHAM'S SCHOOL ENTERPRISES LIMITED | 06577062 | 13/05/2008 | 17/06/2015 | Bronze |
| HOBBS OF CAMBRIDGE LIMITED | 01373688 | 16/05/2014 | 31/01/2018 | Not Trading |
| JARROLD & SONS LIMITED | 00075278 | 01/02/2005 | 31/01/2018 | Silver |
| NORWICH BUSINESS IMPROVEMENT DISTRICT LIMITED | 08225970 | 24/09/2012 | 05/03/2018 | Amber |
| NORWICH OUTDOOR SPORTS LIMITED | 05520333 | 16/09/2009 | 31/01/2018 | Not Trading |
| R.G.PILCH LIMITED | 00346726 | 15/06/2005 | 31/01/2018 | Amber |
| THAT'S PRODUCTIONS LIMITED | 07982360 | 06/02/2014 | 28/11/2014 | Dissolved |
| THE GARAGE TRUST LIMITED | 04510240 | 16/04/2007 | 16/09/2013 | Bronze |
| VISITNORWICH LIMITED | 05189702 | 14/09/2007 | 14/03/2013 | Not Trading |