| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Aberdeen Certification & Lifting Ltd | SC067965 | 06/08/1998 | Dissolved |
| Aberdeen Hydraulic Services Ltd | SC191976 | 07/08/2007 | Dissolved |
| KERLOCH ENERGY LTD | SC775384 | 11/07/2023 | Bronze |
| LCH4 LTD | SC394106 | 23/02/2011 | Dissolved |
| OEG MANAGEMENT PARTNERS LIMITED | SC429375 | 01/02/2015 | Dissolved |
| Sos Dormant (3) Ltd | 01343219 | 22/09/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ARRANCO 1 LIMITED | SC333601 | 14/03/2008 | 05/08/2010 | Dissolved |
| ARRANCO 2 LIMITED | SC333602 | 14/03/2008 | 05/08/2010 | Dissolved |
| ARRANCO 3 LIMITED | SC333603 | 14/03/2008 | 05/08/2010 | One Red Flag |
| ARRANCO 4 LIMITED | SC336367 | 25/03/2008 | 05/08/2010 | Gold |
| CONTAINENTAL OFFSHORE LIMITED | SC135411 | 01/02/2015 | 06/05/2016 | Dissolved |
| CORTEZ SUBSEA LIMITED | SC385169 | 14/09/2012 | 04/10/2018 | Insolvent |
| ENERGY CRANES (UK) LIMITED | 04679130 | 09/07/2003 | 05/08/2010 | Dissolved |
| ENERGY CRANES INTERNATIONAL LIMITED | 04679474 | 09/07/2003 | 05/08/2010 | Amber |
| NORTHSTAR HOLDING LIMITED | 09113390 | 03/06/2015 | 06/05/2016 | Dissolved |
| NORTHSTAR INVESTMENTS LIMITED | 09113505 | 03/03/2015 | 03/03/2015 | Dissolved |
| NORTHSTAR MIDCO LIMITED | 09113245 | 03/06/2015 | 06/05/2016 | Dissolved |
| OEG CASPIAN LIMITED | SC342458 | 01/02/2015 | 06/05/2016 | Gold |
| OEG GLOBAL LIMITED | 08132445 | 27/02/2015 | 06/05/2016 | Gold |
| OEG OFFSHORE GROUP LIMITED | 06498626 | 27/02/2015 | 06/05/2016 | Bronze |
| OEG OFFSHORE LIMITED | SC092719 | 01/02/2015 | 06/05/2016 | Gold |
| OFFSHORE CONTAINERS LIMITED | 06027298 | 27/02/2015 | 06/05/2016 | Dissolved |
| OPTILAN (UK) LIMITED | 02715788 | 23/12/2020 | 09/08/2021 | Insolvent |
| OPTILAN GROUP LIMITED | 06509171 | 23/12/2020 | 09/08/2021 | Strike Off |
| OPTILAN HOLDCO 3 LIMITED | 10567873 | 23/12/2020 | 09/08/2021 | Strike Off |
| ORCHID HOLDCO 1 LIMITED | 10565140 | 23/12/2020 | 08/08/2021 | Insolvent |
| ORCHID HOLDCO 2 LIMITED | 10567989 | 23/12/2020 | 08/08/2021 | Dissolved |
| OSCA CASPIAN LIMITED | SC177986 | 01/02/2015 | 06/05/2016 | Dissolved |
| OSCA ENVIRONMENTAL SERVICES LIMITED | SC161196 | 01/02/2015 | 06/05/2016 | Dissolved |
| SHEFFIELD ENERGY (UK) LIMITED | 08220712 | 27/08/2013 | 24/04/2014 | One Red Flag |
| SPARROWS ANGOLA LIMITED | SC254764 | 15/10/2003 | 05/08/2010 | One Red Flag |
| SPARROWS BARICON LIMITED | SC111458 | 02/04/2008 | 05/08/2010 | Dissolved |
| SPARROWS FLUID POWER LIMITED | SC257776 | 17/10/2003 | 05/08/2010 | Dissolved |
| SPARROWS OFFSHORE INTERNATIONAL GROUP LTD. | SC204815 | 20/03/2000 | 05/08/2010 | Bronze |
| SPARROWS OFFSHORE SERVICES LIMITED | 00845839 | 30/01/1998 | 05/08/2010 | Bronze |
| ST. MARGARET'S SCHOOL FOR GIRLS (INCORPORATED). | SC012585 | 12/01/2011 | 04/08/2020 | Amber |
| STORK TS UK LIMITED | SC395977 | 01/09/2011 | 03/10/2011 | Dissolved |
| VENICE FUNDCO LIMITED | 06924204 | 14/02/2013 | 31/10/2014 | Bronze |
| VENICE TOPCO LIMITED | 06923445 | 27/08/2013 | 31/10/2014 | Bronze |
| VERTEC ENGINEERING LIMITED | SC370288 | 01/02/2015 | 06/05/2016 | Dissolved |
| VIKING MOORINGS GROUP LIMITED | 05641019 | 14/02/2013 | 31/10/2014 | Dissolved |
| VIKING MOORINGS HOLDINGS LIMITED | 05643451 | 14/02/2013 | 31/10/2014 | Dissolved |
| VIKING SEATECH LIMITED | SC150861 | 14/02/2013 | 31/10/2014 | Dissolved |