| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| A BAMFORD TRADING COMPANY LTD. | 02539100 | 19/12/1991 | Not Trading |
| B CHEADLE PROPERTY HOLDINGS LIMITED | 07897697 | 04/01/2012 | Dissolved |
| B UTTOXETER PROPERTY HOLDINGS LIMITED | 07897658 | 04/01/2012 | Bronze |
| BAMFORD PROPERTY LIMITED | 07902921 | 09/01/2012 | One Red Flag |
| DAYLESFORD ORGANIC FARMS LIMITED | 10015862 | 27/04/2016 | One Red Flag |
| DOXFORD ENGINES LIMITED | 06268546 | 09/04/2009 | Not Trading |
| EAST MIDLANDS AIR TRANSPORT LIMITED | 08268345 | 27/11/2015 | Not Trading |
| JCB ACCOUNTING AND SYSTEMS LTD | 03807964 | 28/04/2003 | Bronze |
| JCB BACKHOE LOADERS LTD | 03479485 | 01/11/2013 | Silver |
| JCB CREDIT LTD | 02011581 | 11/11/2016 | Silver |
| JCB DUMP TRUCKS LTD. | 02321072 | 06/03/2006 | Not Trading |
| JCB FARMS LIMITED | 00798058 | 14/09/2009 | One Red Flag |
| JCB FINANCE INTERNATIONAL LIMITED | 01490674 | 22/02/1994 | Not Trading |
| JCB MANAGEMENT SERVICES | 01451760 | 22/02/1994 | Not Trading |
| JCB MINI EXCAVATORS LIMITED | 01483360 | 06/03/2006 | Not Trading |
| JCB NORTH AMERICA LIMITED | 07467839 | 13/12/2010 | Not Trading |
| JCB PARTS LTD | 03479509 | 01/11/2013 | Silver |
| JCB SPECIAL PRODUCTS LIMITED | 02014695 | 01/11/1991 | Not Trading |
| TAMAHINE INVESTMENTS LIMITED | 01053018 | 25/12/2003 | Bronze |
| TAMAHINE LIMITED | 09602958 | 21/05/2015 | Silver |
| UNION-CASTLE STEAMSHIP COMPANY LIMITED | 02897490 | 25/12/2003 | Not Trading |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| JCB ACCESS LIMITED | 03943798 | 13/04/2000 | 02/07/2024 | Amber |
| JCB GOLF AND COUNTRY CLUB LIMITED | 09210461 | 09/09/2014 | 31/08/2018 | Amber |
| JCB INSURANCE SERVICES LIMITED | 01819946 | 15/05/2003 | 14/10/2020 | Silver |