| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Agrifood Laboratories Ltd | 01251678 | 23/01/1995 | Dissolved |
| Alfred H Knight Sudamerica Ltd | 03413855 | 01/04/1999 | Dissolved |
| Alfred Knight Group of Companies | 01687853 | 12/01/1993 | Dissolved |
| Deskwhyte Ltd | 03422507 | 01/04/1999 | Dissolved |
| Eurolab Environmental Holdings Ltd | 03025285 | 12/01/1996 | Dissolved |
| Eurolab Environmental Services Ltd | 03025278 | 12/01/1996 | Dissolved |
| Eurolab Inspection & Testing Services Ltd | 01042911 | 23/01/1995 | Dissolved |
| KNIGHT INTERNATIONAL SURVEYS LIMITED | 01688865 | 12/01/1993 | Dissolved |
| Knight,A H,(Commodity Services) Ltd | 00926106 | 12/01/1993 | Dissolved |
| Knight,Alfred H,Italia Ltd | 02160973 | 16/01/1992 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| A.H. KNIGHT ASIA LABORATORY LTD. | 03225065 | 12/08/1996 | 19/12/2013 | One Red Flag |
| A.H. KNIGHT ASIA LTD. | 03225077 | 12/08/1996 | 19/12/2013 | Silver |
| ALFRED H KNIGHT CONSULTANCY LIMITED | 03257713 | 27/01/1997 | 02/10/2014 | Silver |
| ALFRED H KNIGHT EASTERN EUROPE LIMITED | 02382293 | 03/10/1996 | 04/12/2015 | Bronze |
| ALFRED H KNIGHT ENERGY SERVICES LIMITED | 02051563 | 12/01/1993 | 12/01/2014 | One Red Flag |
| ALFRED H KNIGHT FERROUS LIMITED | 00519112 | 12/01/1993 | 04/12/2015 | Strike Off |
| ALFRED H KNIGHT LIMITED | 02245406 | 15/01/1991 | 04/12/2015 | Not Trading |
| ALFRED H. KNIGHT HOLDINGS LIMITED | 01945874 | 12/01/1993 | 04/12/2015 | Gold |
| ALFRED H. KNIGHT HOLDINGS LIMITED | 01945874 | 12/01/1993 | 04/12/2015 | Gold |
| ALFRED H. KNIGHT INTERNATIONAL LIMITED | 00900322 | 15/01/1992 | 02/05/2003 | Bronze |
| AYNSOME LABORATORIES LIMITED | 02510561 | 12/01/1993 | 12/01/2014 | Dissolved |
| Alfred Knight Group of Companies | 01687853 | 01/12/1994 | 24/12/1997 | Dissolved |
| KNIGHT ENERGY SERVICES INTERNATIONAL LIMITED | 03025282 | 02/06/1995 | 12/01/2014 | Dissolved |