| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Bolton Steelstockholders Ltd | 03998302 | 02/06/2000 | Dissolved |
| Currie Steel Ltd | NI026587 | 14/05/1992 | Dissolved |
| INDEPENDENT DISTRIBUTORS LIMITED | 03032105 | 31/10/2002 | Dissolved |
| L & P Metals Ltd | 04929277 | 22/12/2003 | Dissolved |
| Lead Training Academy Ltd | 05045142 | 28/04/2004 | Dissolved |
| Mailfolder Ltd | 05550085 | 05/10/2005 | Dissolved |
| Met-Seam Ltd | NF004238 | 18/12/2007 | Dissolved |
| NEW GENERATION HEATING LIMITED | 05618393 | 14/06/2006 | Dissolved |
| Steel 2000 Ltd | NI033709 | 26/02/1998 | Dissolved |
| West Halkin Ltd | 05846684 | 13/09/2006 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADOMAST HOLDINGS LIMITED | 05491859 | 15/08/2005 | 26/12/2010 | Dissolved |
| ADOMAST LIMITED | 00775392 | 18/10/2005 | 26/12/2010 | Dissolved |
| ASSOCIATED LEAD MILLS LTD. | 03382580 | 21/07/1997 | 26/12/2010 | Bronze |
| BCJ DEVELOPMENTS LLP | NC000226 | 04/04/2007 | 09/04/2021 | Dissolved |
| CRANE TECHNOLOGIES LIMITED | 05038098 | 01/04/2005 | 26/12/2010 | Dissolved |
| ENVIROWALES LIMITED | 04296277 | 27/09/2005 | 26/12/2010 | Silver |
| HIGHFLOW LIMITED | 02345103 | 05/08/1994 | 26/12/2010 | Dissolved |
| HIGHFLOW LIMITED | 02345103 | 05/08/1994 | 26/12/2010 | Dissolved |
| HWYADEN NI LIMITED | NI018113 | 05/02/1985 | 23/12/2010 | Dissolved |
| HWYADEN SNG LIMITED | NI601632 | 16/12/2009 | 23/12/2010 | Dissolved |
| INTERNATIONAL LEAD ASSOCIATION | 00417640 | 30/04/2002 | 31/12/2006 | Bronze |
| J.R. WHITEHEAD 2000 LIMITED | 03670837 | 17/11/1998 | 23/12/2010 | Silver |
| JAMESTOWN INDUSTRIES LIMITED | 03477187 | 08/12/1997 | 26/12/2010 | Bronze |
| JAMESTOWN MANUFACTURING UK LIMITED | 03670817 | 17/11/1998 | 23/12/2010 | Bronze |
| MET-SEAM LIMITED | 05591263 | 13/10/2005 | 26/12/2010 | One Red Flag |
| POWERWALL INSULATION & BUILDING LTD | 07104578 | 15/12/2009 | 23/12/2010 | Dissolved |
| PREMIUM ROOFING PRODUCTS LIMITED | 03067107 | 31/03/1999 | 26/12/2010 | Gold |
| RECYCLING ENTERPRISES LIMITED | 04866332 | 14/08/2003 | 26/12/2010 | Not Trading |
| ROYSTON LEAD LIMITED | 00411322 | 10/10/1994 | 26/12/2010 | Amber |
| ROYSTON SHEET LEAD LIMITED | 03031508 | 01/12/1995 | 26/12/2010 | One Red Flag |
| SWIFT STEEL SERVICES LIMITED | 02500171 | 09/08/2004 | 23/12/2010 | Gold |
| WELSH LEAD MILLS LIMITED | 06228785 | 27/04/2007 | 26/12/2010 | Dissolved |