| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ARC INC LTD | 05510002 | 01/11/2010 | Dissolved |
| BARRIER HYDROBUOY LIMITED | 06407416 | 23/10/2007 | Dissolved |
| BARRIER HYDROBUOY LIMITED | 06407416 | 23/10/2007 | Dissolved |
| BARRIER SLP LIMITED | 04556520 | 23/01/2003 | Dissolved |
| BARRIER SURFACE TECHNOLOGY LIMITED | 03807560 | 15/07/1999 | Dissolved |
| BARRIER SURFACE TECHNOLOGY LIMITED | 03807560 | 15/07/1999 | Dissolved |
| Barrier Collafield Limited | 02214032 | 31/05/1997 | Dissolved |
| Barrier Collafield Limited | 02214032 | 30/06/1992 | Dissolved |
| Barrier North East Ltd | 01893507 | 30/08/1992 | Dissolved |
| Barrier Offshore Services Ltd | 01548451 | 31/05/1997 | Dissolved |
| Barrier Offshore Services Ltd | 01548451 | 14/12/1991 | Dissolved |
| Barrier Recycled Products Limited | 02479052 | 31/05/1997 | Dissolved |
| Barrier Recycled Products Limited | 02479052 | 09/03/1992 | Dissolved |
| Barrier Wallmaster Ltd | 02201952 | 31/05/1997 | Dissolved |
| Barrier Wallmaster Ltd | 02201952 | 12/01/1993 | Dissolved |
| Cbr International Ltd | SC226732 | 17/06/2002 | Dissolved |
| Denton (R E) Ltd | 00715810 | 05/02/1993 | Dissolved |
| Denton (R E) Ltd | 00715810 | 05/02/1993 | Dissolved |
| Fireform Ltd | 03310547 | 31/01/1997 | Dissolved |
| Fireform Ltd | 03310547 | 04/04/1997 | Dissolved |
| Himex Engineering Ltd | 02156687 | 07/03/1992 | Dissolved |
| Mipearl Ltd | 01279720 | 31/05/1997 | Dissolved |
| Mipearl Ltd | 01279720 | 04/01/1994 | Dissolved |
| UK TOTAL SOLUTIONS LIMITED | 09052545 | 21/07/2015 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 01798945 LIMITED | 01798945 | 02/05/1991 | 17/05/2005 | Dissolved |
| AQUASEAL RUBBER LIMITED | 02681117 | 31/07/2013 | 02/04/2020 | Silver |
| ARC INDUSTRIAL SERVICES LIMITED | 07336158 | 06/10/2011 | 02/04/2020 | Dissolved |
| Acton Building Supplies Ltd | 04277681 | 18/09/2002 | 17/05/2005 | Dissolved |
| BARRIER ARCHITECTURAL SERVICES LIMITED | 08212201 | 18/09/2012 | 02/04/2020 | Silver |
| BARRIER EX LIMITED | 10223486 | 09/06/2016 | 02/04/2020 | Dissolved |
| BARRIER FIRE PROTECTION LIMITED | 03672680 | 08/06/2006 | 02/04/2020 | Silver |
| BARRIER FIRE PROTECTION LIMITED | 03672680 | 24/11/1998 | 02/04/2020 | Silver |
| BARRIER GROUP LIMITED | 03673848 | 25/11/1998 | 02/04/2020 | Silver |
| BARRIER LED LIMITED | 10385053 | 20/09/2016 | 02/04/2020 | Dissolved |
| BARRIER LIMITED | 01226016 | 31/05/1997 | 02/04/2020 | Bronze |
| BARRIER LIMITED | 01226016 | 21/05/1992 | 02/04/2020 | Bronze |
| BARRIER SURVEILLANCE SYSTEMS LIMITED | 02615284 | 04/02/1994 | 29/05/1994 | One Red Flag |
| BARRIER WIND ENERGY LIMITED | 03672681 | 24/11/1998 | 02/04/2020 | Dissolved |
| Barrier North East Ltd | 01893507 | 31/05/1997 | 30/09/2000 | Dissolved |
| CROSSCO (1123) LIMITED | 04990340 | 09/12/2003 | 17/05/2005 | Dissolved |
| GREAT NORTH SHOE COMPANY LIMITED | 12306447 | 08/11/2019 | 02/04/2020 | Dissolved |
| MORLEY ELECTRONICS LIMITED | 02213007 | 27/10/1991 | 31/12/2008 | Dissolved |
| MORLEY SYSTEMS LIMITED | 02250897 | 01/04/1996 | 10/12/1999 | One Red Flag |
| NOF ENERGY LTD | 05933450 | 13/09/2006 | 31/01/2007 | Silver |
| NOF ENERGY LTD | 05933450 | 13/09/2006 | 31/01/2007 | Silver |
| SEALWOOD (GB) LIMITED | 04599813 | 25/11/2002 | 17/05/2005 | Dissolved |
| SEALWOOD PROPERTIES LIMITED | 03257707 | 23/09/1997 | 17/05/2005 | Dissolved |