| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Grundy Worldwide Ltd | FC018708 | 03/08/1995 | Dissolved |
| Grundy,Reg, Music Publishing Ltd | 02142693 | 09/11/1995 | Dissolved |
| Pearson Longman Enterprises Ltd | 00056517 | 24/04/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AMERSHAM MUSEUM LIMITED | 01790935 | 05/08/1991 | 11/06/2012 | Bronze |
| AVELEY PROPERTIES (WEST THURROCK) LIMITED | 00166763 | 29/03/1991 | 03/11/1993 | Silver |
| BERKHAMSTED SCHOOLS GROUP | 00622349 | 12/12/1990 | 18/11/2004 | Gold |
| CHATELAIN ESTATES LIMITED | 01073856 | 20/03/1992 | 10/03/1994 | Dissolved |
| CHATELAIN PROPERTIES LIMITED | 01101779 | 29/03/1991 | 03/11/1993 | Dissolved |
| DORMANT10 LIMITED | 00224878 | 27/03/1992 | 17/03/1994 | Dissolved |
| DORMANT15 LIMITED | 00059713 | 27/03/1992 | 17/03/1994 | Dissolved |
| ENCOMPASS DIGITAL MEDIA LIMITED | 02263617 | 01/05/1996 | 31/03/1999 | Gold |
| FINANCIAL TIMES HOLDINGS LIMITED | 00149375 | 12/03/1993 | 11/03/1994 | One Red Flag |
| FIRST THAMES LAND HOLDINGS LIMITED | 00121550 | 29/03/1991 | 03/11/1993 | Dissolved |
| FREMANTLEMEDIA GROUP LIMITED | 00353341 | 21/11/1994 | 31/03/1999 | Silver |
| FREMANTLEMEDIA OVERSEAS LIMITED | 02786185 | 28/11/1997 | 31/03/1999 | Amber |
| GLOBAL TELEVISION SERVICES LIMITED | 02739563 | 24/07/1995 | 31/03/1999 | Not Trading |
| GRUNDY PRODUCTIONS LIMITED | 01299583 | 09/11/1995 | 31/03/1999 | Dissolved |
| H.D. THAMES LIMITED | 02730002 | 01/07/1996 | 01/04/1999 | Dissolved |
| LAKESIDE TRADING ESTATE LIMITED | 00180780 | 29/03/1991 | 03/11/1993 | Dissolved |
| LONGMAN PENGUIN LIMITED | 00309351 | 20/03/1992 | 10/03/1994 | Dissolved |
| Limestone Ltd | 02415010 | 19/10/1993 | 11/11/1993 | Dissolved |
| OPTA LIMITED | 02522439 | 09/02/2000 | 25/07/2003 | Dissolved |
| OPTA LIMITED | 02522439 | 09/02/2000 | 25/07/2003 | Dissolved |
| PEARSON NOMINEES LIMITED | 00672908 | 21/04/1992 | 10/03/1994 | Not Trading |
| PEARSON OVERSEAS HOLDINGS LIMITED | 00145205 | 23/04/1992 | 17/03/1994 | Bronze |
| PEARSON SERVICES LIMITED | 01341060 | 23/04/1992 | 26/01/1993 | Silver |
| Pearson Enterprises Ltd | 01335227 | 23/04/1992 | 17/03/1994 | Dissolved |
| REDA INDUSTRIES LIMITED | 01866033 | 12/03/1992 | 03/12/1993 | Dissolved |
| SECOND THAMES LAND LIMITED | 00382150 | 29/03/1991 | 03/11/1993 | Silver |
| SKY LIMITED | 02247735 | 21/04/1995 | 20/09/1995 | Bronze |
| STACKINVEST LIMITED | 04760505 | 12/05/2003 | 13/12/2017 | Silver |
| STACKINVEST LIMITED | 04760505 | 12/05/2003 | 13/12/2017 | Silver |
| Stanias Securities Co | 01588037 | 05/05/1995 | 31/03/1999 | Dissolved |
| TEL HOLDCO LIMITED | 03796951 | 05/10/1999 | 03/02/2000 | Dissolved |
| TEL HOLDCO LIMITED | 03796951 | 05/10/1999 | 03/02/2000 | Dissolved |
| TELEVISION ACQUISITIONS LIMITED | 03153886 | 29/01/1996 | 07/03/1996 | Dissolved |
| THAMES TELEVISION HOLDINGS LIMITED | 03140632 | 16/01/1996 | 31/03/1999 | Dissolved |
| THAMES TELEVISION LIMITED | 00926655 | 23/07/1993 | 07/02/1995 | Not Trading |
| THEMESCENE LIMITED | 02558557 | 23/04/1992 | 18/11/1994 | Dissolved |
| The Wjk Partnership Ltd | 03685111 | 05/10/1999 | 03/02/2000 | Dissolved |
| The Wjk Partnership Ltd | 03685111 | 05/10/1999 | 03/02/2000 | Dissolved |
| VERA CRUZ (MEXICO) RAILWAYS LIMITED | 00066525 | 22/03/1992 | 10/03/1994 | Dissolved |
| WEST THURROCK ESTATE LIMITED | 00932947 | 29/03/1991 | 03/11/1993 | Dissolved |
| WP PUBLISHING | 00329151 | 20/03/1992 | 10/03/1994 | Not Trading |
| Whitehall Electric Investments | 01325754 | 10/04/1992 | 18/11/1994 | Dissolved |