| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ASH STREET COMPANY LIMITED | NI635945 | 21/01/2016 | Not Trading |
| IG MASONRY SUPPORTS LIMITED | NI619603 | 31/07/2013 | Dissolved |
| KEYLITE HOLDING LTD | NI617500 | 08/07/2013 | Silver |
| KEYLITE ROOF WINDOWS LIMITED | NI036658 | 02/01/2013 | Silver |
| KEYSIP LIMITED | NI605306 | 01/06/2011 | Not Trading |
| KEYSTONE HOLDING LTD | NI617517 | 08/07/2013 | Bronze |
| KEYSTONE LINTELS LIMITED | NI021988 | 07/05/2001 | Silver |
| KGSS LIMITED | NI634270 | 16/10/2015 | Bronze |
| KPNI LTD | NI027703 | 08/07/2013 | Amber |
| MASONRY SUPPORT SYSTEMS LIMITED | 08847189 | 17/12/2021 | Bronze |
| OAK HEIGHTS COMPANY LIMITED | NI635860 | 18/01/2016 | Not Trading |
| SIGN PROPERTIES SERVICES LIMITED | NI625088 | 01/04/2015 | One Red Flag |
| SMARTROOF HOLDINGS LIMITED | 12313481 | 20/01/2020 | Silver |
| SMARTROOF LIMITED | 08088342 | 15/06/2012 | Bronze |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| IG ELEMENTS LTD | NI607452 | 06/06/2011 | 14/08/2024 | One Red Flag |
| KARLAN DEVELOPMENTS LIMITED | NI047620 | 20/08/2003 | 18/06/2020 | Not Trading |
| KARLAN DEVELOPMENTS LIMITED | NI047620 | 18/11/2003 | 18/06/2020 | Not Trading |
| MANUFACTURING NORTHERN IRELAND | NI073892 | 23/09/2009 | 25/01/2011 | Amber |