| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AARONITE OVERSEAS LIMITED | 01188143 | 20/12/2000 | Dissolved |
| ABZ GROUP LIMITED | SC317112 | 17/04/2007 | Dissolved |
| ICR TECHNOLOGY LIMITED | SC417865 | 24/02/2012 | Dissolved |
| QUENSH SPECIALISTS LIMITED | SC368992 | 02/02/2010 | Gold |
| RIGBLAST LIMITED | SC058683 | 31/12/2000 | Dissolved |
| Report Inspection (South) Ltd | 00995656 | 31/08/2002 | Dissolved |
| Rig Access Ltd | SC076268 | 31/12/2000 | Dissolved |
| Rigblast (Offshore) Ltd | SC062343 | 31/12/2000 | Dissolved |
| Rigblast Sheet Metal & Lagging Enterprises Ltd | SC066445 | 31/12/2000 | Dissolved |
| Rigblast Technical Services Ltd | SC085512 | 31/12/2000 | Dissolved |
| Riverburn Ltd | SC087088 | 31/12/2000 | Dissolved |
| SCAPE HOMES JF LTD | SC363022 | 06/08/2012 | Dissolved |
| Tees Marine Ltd | 02296390 | 31/12/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 01155247 LTD | 01155247 | 31/12/2000 | 21/10/2003 | Dissolved |
| ASHLEY SERVICES LIMITED | SC117618 | 13/10/1995 | 31/01/1997 | Dissolved |
| BILFINGER SALAMIS UK LIMITED | SC054207 | 13/12/2004 | 31/10/2005 | Silver |
| CHEMICAL INJECTION UTILITIES LIMITED | SC198323 | 07/12/2012 | 22/12/2016 | Dissolved |
| CUMBERLAND CATHODIC PROTECTION LIMITED | SC261437 | 22/03/2006 | 15/11/2007 | Amber |
| Cairngorm Holdings Ltd | SC148982 | 22/03/2006 | 18/04/2007 | Dissolved |
| DURASTIC LIMITED | 03050638 | 31/12/2000 | 21/10/2003 | Insolvent |
| ELECTROTHERMAL LIMITED | 01686716 | 31/12/2000 | 21/10/2003 | Dissolved |
| ICR (INVESTMENT 1) LIMITED | 08911659 | 08/12/2016 | 30/01/2020 | Silver |
| ICR INTEGRITY (GROUP) LIMITED | 08915480 | 13/03/2014 | 22/12/2016 | One Red Flag |
| ICR INTEGRITY (HOLDINGS) LIMITED | 08910044 | 13/03/2014 | 22/12/2016 | Silver |
| ICR INTEGRITY LIMITED | 07602331 | 12/10/2011 | 22/12/2016 | Bronze |
| LABTECH GROUP LIMITED | SC265526 | 22/03/2006 | 18/04/2007 | Dissolved |
| LABTECH HOLDING COMPANY LIMITED | SC283439 | 22/03/2006 | 18/04/2007 | Dissolved |
| LABTECH SERVICES LIMITED | SC083070 | 22/03/2006 | 18/04/2007 | One Red Flag |
| Labtech Hires Ltd | SC098132 | 22/03/2006 | 18/04/2007 | Dissolved |
| MOSS MECHANICAL ON SITE SERVICES LIMITED | 03807107 | 07/08/2012 | 22/12/2016 | Silver |
| NORTH EAST CORROSION ENGINEERS LIMITED | SC291714 | 22/03/2006 | 22/12/2016 | Dissolved |
| OFFSHORE CONTRACTORS ASSOCIATION | SC170910 | 20/11/2001 | 25/09/2003 | Dissolved |
| PALMERS CORROSION CONTROL LIMITED | 03103277 | 31/12/2000 | 22/01/2015 | Dissolved |
| QUICKFLANGE UK LIMITED | 06393042 | 28/11/2014 | 22/12/2016 | Dissolved |
| RIGBLAST COLD CUTTING SERVICES LIMITED | 01785260 | 31/12/2000 | 21/10/2003 | Dissolved |
| RIGBLAST ENERGY SERVICES LIMITED | SC124924 | 31/12/2000 | 21/10/2003 | Strike Off |
| RIGBLAST PLANT LIMITED | SC085147 | 31/12/2000 | 21/10/2003 | Dissolved |
| SCOPUS ENGINEERING LIMITED | SC129734 | 31/12/2000 | 02/05/2002 | Amber |
| SORT 4 LIMITED | SC235261 | 01/08/2005 | 31/10/2005 | Dissolved |
| STORK TECHNICAL SERVICES UK LIMITED | SC161193 | 31/12/2000 | 21/10/2003 | Gold |
| STS (RBG) (1002) LIMITED | SC091650 | 31/12/2000 | 21/10/2003 | Dissolved |
| The Rigblast Employee Share Scheme Trustees Ltd | SC194600 | 31/12/2000 | 21/10/2003 | Dissolved |
| Thistle Engineering Services Ltd | SC136197 | 31/12/2000 | 02/05/2002 | Dissolved |
| WALKER TECHNICAL RESOURCES LIMITED | SC140062 | 22/12/2014 | 22/12/2016 | Silver |