| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Encon Insulation Services Ltd | 02331727 | 30/06/1993 | Dissolved |
| Encon Insulation Services Ltd | 02331727 | 30/06/1993 | Dissolved |
| Encon R G S (Staffs) Ltd | 02001200 | 30/06/1993 | Dissolved |
| Encon R G S (Staffs) Ltd | 02001200 | 11/11/1997 | Dissolved |
| Encon R G S North East Ltd | 01834056 | 30/06/1993 | Dissolved |
| Encon R G S North East Ltd | 01834056 | 31/01/1994 | Dissolved |
| Encon R G S North West Ltd | 01820173 | 30/06/1993 | Dissolved |
| Encon R G S Notts Ltd | 01976266 | 30/06/1993 | Dissolved |
| Encon R G S Notts Ltd | 01976266 | 11/11/1997 | Dissolved |
| Encon R G S Oxon Ltd | 02149672 | 30/06/1993 | Dissolved |
| Encon R G S Oxon Ltd | 02149672 | 31/01/1994 | Dissolved |
| Encon R G S South East Ltd | 02330912 | 30/06/1993 | Dissolved |
| Encon R G S South East Ltd | 02330912 | 31/01/1994 | Dissolved |
| Encon R G S South Wales Ltd | 01701193 | 30/06/1993 | Dissolved |
| Encon R G S South Wales Ltd | 01701193 | 31/01/1994 | Dissolved |
| Encon R G S Southern Ltd | 01839960 | 30/06/1993 | Dissolved |
| Encon R G S Southern Ltd | 01839960 | 31/01/1994 | Dissolved |
| Encon R G S West London Ltd | 02554544 | 30/06/1993 | Dissolved |
| Encon R G S West London Ltd | 02554544 | 31/01/1994 | Dissolved |
| Encon R G S Western Ltd | 01539193 | 30/06/1993 | Dissolved |
| Encon R G S Western Ltd | 01539193 | 31/01/1994 | Dissolved |
| Encon Realisations No 1 Ltd | 00998177 | 30/06/1993 | Dissolved |
| Encon Realisations No 1 Ltd | 00998177 | 30/06/1993 | Dissolved |
| Encon Realisations No 2 Ltd | 01255011 | 30/06/1993 | Dissolved |
| Encon Realisations No 2 Ltd | 01255011 | 30/06/1993 | Dissolved |
| Encon Realisations No 3 Ltd | 02517599 | 30/06/1993 | Dissolved |
| Encon Realisations No 3 Ltd | 02517599 | 30/06/1993 | Dissolved |
| Enconsultants Ltd | 02294898 | 30/06/1993 | Dissolved |
| Enconvertors Ltd | 01884305 | 30/06/1993 | Dissolved |
| Gill Fire Protection Ltd | 02484396 | 30/06/1993 | Dissolved |
| Gill Fire Protection Ltd | 02484396 | 07/02/1994 | Dissolved |
| Gill Insulation Cambridgeshire Ltd | 01996126 | 30/06/1993 | Dissolved |
| Gill Insulation Staffordshire Ltd | 01999197 | 30/06/1993 | Dissolved |
| Gill Insulation Staffordshire Ltd | 01999197 | 11/11/1997 | Dissolved |
| Insucare Superwool Ltd | 02380623 | 07/02/1994 | Dissolved |
| Insul Products (Supplies) Ltd | 01395428 | 30/06/1993 | Dissolved |
| Insul Products (Supplies) Ltd | 01395428 | 31/01/1994 | Dissolved |
| Midlands Realisation No.1 Ltd | 01941379 | 30/06/1993 | Dissolved |
| Midlands Realisation No.1 Ltd | 01941379 | 11/11/1997 | Dissolved |
| R G S Holdings Ltd | 02298356 | 30/06/1993 | Dissolved |
| R G S Holdings Ltd | 02298356 | 31/01/1994 | Dissolved |
| Scotia Insulation Supplies Ltd | SC081203 | 30/06/1993 | Dissolved |
| Scotia Insulation Supplies Ltd | SC081203 | 30/06/1995 | Dissolved |
| Superwool Systems Ltd | 01233188 | 30/06/1993 | Dissolved |
| Talbot Insulation Co Ltd | 01822837 | 30/06/1993 | Dissolved |
| Talbot Insulation Co Ltd | 01822837 | 30/06/1993 | Dissolved |
| Talbot Thermatic Group Ltd | 01661849 | 30/06/1993 | Dissolved |
| Talbot Thermatic Group Ltd | 01661849 | 30/06/1993 | Dissolved |
| Tuxpan Ltd | 02429170 | 30/06/1993 | Dissolved |
| Tuxpan Ltd | 02429170 | 30/06/1993 | Dissolved |
| Tyesley Realisation No 4 Ltd | 01622268 | 30/06/1993 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| C T 99 Ltd | 01489917 | 29/12/1991 | 07/06/1993 | Dissolved |
| Daleword Ltd | 02649266 | 14/10/1991 | 07/06/1993 | Dissolved |
| E N 94 Ltd | 01802507 | 29/12/1991 | 07/06/1993 | Dissolved |
| ENCON GROUP LIMITED | 01584568 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON GROUP LIMITED | 01584568 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON HOLDINGS LIMITED | 03153060 | 14/05/1996 | 22/10/2005 | Not Trading |
| ENCON HOLDINGS LIMITED | 03153060 | 14/05/1996 | 22/10/2005 | Not Trading |
| ENCON INSULATION LIMITED | 01377342 | 30/06/1993 | 22/10/2005 | Silver |
| ENCON INSULATION LIMITED | 01377342 | 30/06/1993 | 22/10/2005 | Silver |
| ENCON INVESTMENTS LIMITED | 03455057 | 20/11/1997 | 22/10/2005 | Bronze |
| ENCON INVESTMENTS LIMITED | 03455057 | 20/11/1997 | 22/10/2005 | Bronze |
| ENCON LIMITED | 03411533 | 20/11/1997 | 22/10/2005 | Amber |
| ENCON LIMITED | 03411533 | 20/11/1997 | 22/10/2005 | Amber |
| ENCON MANUFACTURING LIMITED | 02337090 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON MANUFACTURING LIMITED | 02337090 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON RGS ANGLIA LIMITED | 01996200 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON RGS ANGLIA LIMITED | 01996200 | 09/02/1995 | 22/10/2005 | Not Trading |
| ENCON RGS LONDON LIMITED | 02231519 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON RGS LONDON LIMITED | 02231519 | 31/01/1994 | 22/10/2005 | Not Trading |
| ENCON RGS SCOTLAND LIMITED | 01941806 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON RGS SCOTLAND LIMITED | 01941806 | 09/02/1995 | 22/10/2005 | Not Trading |
| ENCON RGS SOUTH WEST LIMITED | 02099981 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON RGS SOUTH WEST LIMITED | 02099981 | 09/02/1995 | 22/10/2005 | Not Trading |
| ENCON RGS YORKSHIRE LIMITED | 01941356 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCON RGS YORKSHIRE LIMITED | 01941356 | 11/11/1997 | 22/10/2005 | Not Trading |
| ENCONTRACTS LIMITED | 02511755 | 30/06/1993 | 22/10/2005 | Not Trading |
| ENCONTRACTS LIMITED | 02511755 | 30/06/1993 | 22/10/2005 | Not Trading |
| EPSILON PARTITIONING SYSTEMS LIMITED | 04145047 | 16/02/2001 | 22/10/2005 | Not Trading |
| EPSILON PARTITIONING SYSTEMS LIMITED | 04145047 | 16/02/2001 | 22/10/2005 | Not Trading |
| GILL CONTRACTS LIMITED | 01994138 | 30/06/1993 | 22/10/2005 | Not Trading |
| GILL CONTRACTS LIMITED | 01994138 | 30/06/1993 | 22/10/2005 | Not Trading |
| GILL INSULATION EASTERN LIMITED | 01985419 | 30/06/1993 | 22/10/2005 | Bronze |
| GILL INSULATION EASTERN LIMITED | 01985419 | 11/10/1996 | 22/10/2005 | Bronze |
| GILL INSULATION NOTTINGHAMSHIRE LIMITED | 02003539 | 30/06/1993 | 22/10/2005 | Silver |
| GILL INSULATION NOTTINGHAMSHIRE LIMITED | 02003539 | 11/10/1996 | 22/10/2005 | Silver |
| REFRACPAC LIMITED | SC060894 | 30/06/1993 | 22/10/2005 | Not Trading |
| REFRACPAC LIMITED | SC060894 | 20/01/1995 | 22/10/2005 | Not Trading |
| Rs 1 Ltd | 01211204 | 29/12/1990 | 23/04/1993 | Dissolved |
| SUPERGLASS INSULATION LIMITED | 02160591 | 30/06/1993 | 16/08/2005 | Silver |
| SUPERGLASS INSULATION LIMITED | 02160591 | 30/06/1993 | 16/08/2005 | Silver |
| SUPERGLASS SECTIONS LIMITED | 02095397 | 30/06/1993 | 22/10/2005 | Dissolved |
| SUPERGLASS SECTIONS LIMITED | 02095397 | 30/06/1993 | 22/10/2005 | Dissolved |
| Symphony Bedrooms Ltd | 02751011 | 01/10/1992 | 07/06/1993 | Dissolved |
| THE SYMPHONY GROUP PLC | 01022506 | 29/12/1991 | 07/06/1993 | Gold |