| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Inspectorate Trustee Limited | 02727389 | 03/12/1992 | Dissolved |
| Water Industry Certification Scheme Ltd | 02209961 | 02/10/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRITISH STANDARDS (PUBLISHING) LIMITED | 03909666 | 29/11/2000 | 30/06/2006 | Dissolved |
| BSI BRITISH STANDARDS LIMITED | 03555090 | 07/05/2003 | 30/06/2006 | Dissolved |
| BSI BUSINESS SOLUTIONS LIMITED | 01810842 | 09/07/2003 | 30/06/2006 | Dissolved |
| BSI GROUP ASSURANCE LIMITED | 05435540 | 26/04/2005 | 30/06/2006 | Bronze |
| BSI LIMITED | 03555107 | 30/05/2000 | 30/06/2006 | Silver |
| BSI MANAGEMENT SYSTEMS LTD. | 03555812 | 30/05/2000 | 30/06/2006 | Two Red Flags |
| BSI PRODUCT SERVICES UK LIMITED | 01857097 | 02/10/2000 | 30/06/2006 | Dissolved |
| BSI SERVICES HOLDINGS LIMITED | 02258478 | 07/11/2001 | 30/06/2006 | One Red Flag |
| BUREAU VERITAS COMMODITY SERVICES LIMITED | 02721275 | 17/08/1992 | 15/09/2005 | Silver |
| British Standards (Publishing) Sales Ltd | 03909632 | 25/06/2002 | 01/01/2004 | Dissolved |
| Bsi Finance Ltd | 03785592 | 30/05/2000 | 30/06/2006 | Dissolved |
| Bsi Quality Assurance Services Ltd | 01529919 | 01/10/2001 | 30/06/2006 | Dissolved |
| CHISWICK HOUSE | 02159355 | 02/10/2000 | 30/06/2006 | Dissolved |
| DANIEL C. GRIFFITH HOLDINGS LIMITED | 01748033 | 28/04/1993 | 15/09/2005 | Dissolved |
| INSPECTORATE (INTERNATIONAL HOLDINGS) LIMITED | 00955158 | 25/07/2000 | 15/09/2005 | Dissolved |
| INSPECTORATE (OVERSEAS) LTD | 02759616 | 28/10/1993 | 15/09/2005 | Dissolved |
| INSPECTORATE (U.S.) LTD | 02759612 | 18/12/1992 | 15/09/2005 | Dissolved |
| INSPECTORATE HOLDINGS (U.S.) LIMITED | 04616176 | 12/12/2002 | 30/09/2005 | Dissolved |
| INSPECTORATE INSPECTION AND TESTING LIMITED | 01828536 | 07/05/2003 | 15/09/2005 | Dissolved |
| INSPECTORATE INTERNATIONAL LIMITED | 00638315 | 04/12/1995 | 15/09/2005 | Gold |
| INSPECTORATE INVESTMENTS (NUMBER TWO) LIMITED | 00184656 | 08/12/1998 | 15/09/2005 | Dissolved |
| INSPECTORATE INVESTMENTS LIMITED | 00798250 | 08/12/1998 | 15/09/2005 | Dissolved |
| INSPECTORATE QUALITY CONSULTANCY SERVICES LIMITED | 01828921 | 07/05/2003 | 15/09/2005 | Dissolved |
| INSPECTORATE WORLDWIDE SERVICES LIMITED | 01567556 | 27/10/2000 | 15/09/2005 | Dissolved |
| KITEMARK LIMITED | 03120262 | 02/10/2000 | 30/06/2006 | Dissolved |
| MELIN COMMUNITY TRUST | 04572382 | 21/03/2011 | 01/06/2015 | Silver |
| WATSON GRAY LIMITED | 00984954 | 04/07/2002 | 15/09/2005 | Silver |