| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| LIMELIGHT HEALTH LTD | 14738203 | 17/03/2023 | Bronze |
| Pbc Trustees Ltd | 04163303 | 27/04/2001 | Dissolved |
| Pbc Trustees Ltd | 04163303 | 27/04/2001 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| 14 CURZON STREET 2 LIMITED | 10113647 | 11/12/2018 | 18/11/2020 | Bronze |
| ACCRETIO LIMITED | 09280023 | 24/10/2014 | 18/11/2020 | Strike Off |
| ATTENTIVE PHARMA LIMITED | 10871719 | 28/03/2018 | 16/09/2019 | Insolvent |
| AVENUE HEALTHCARE KNOWLEDGE MANAGEMENT LIMITED | 03441969 | 05/08/2004 | 23/09/2009 | Dissolved |
| AXIS HEALTHCARE EUROPE LIMITED | 04809335 | 27/02/2008 | 23/09/2009 | Dissolved |
| BRAND HEALTH INTERNATIONAL LIMITED | 02018312 | 11/08/2005 | 23/09/2009 | Dissolved |
| BRAND HEALTH INTERNATIONAL VALIDATION LIMITED | 05312467 | 11/08/2005 | 23/09/2009 | Dissolved |
| CHOICE HEALTHCARE SOLUTIONS LIMITED | 04072985 | 16/05/2016 | 18/11/2020 | Gold |
| HARVEY WALSH LIMITED | 04575510 | 15/05/2012 | 18/11/2020 | Amber |
| HUNTSWORTH HEALTH LIMITED | 03193979 | 02/05/1996 | 23/09/2009 | Amber |
| HUNTSWORTH HEALTHCARE GROUP LIMITED | 05143203 | 01/07/2004 | 23/09/2009 | Gold |
| JAGO PEARCE HEALTHCARE LIMITED | 03689072 | 30/06/2004 | 23/09/2009 | Dissolved |
| LEC COMMUNICATIONS LIMITED | 03140767 | 04/04/2011 | 18/11/2020 | Strike Off |
| LIBERUM INDEPENDENT MEDICAL EDUCATION LIMITED | 10276499 | 13/07/2016 | 18/11/2020 | One Red Flag |
| OH INVESTORS LIMITED | 10856731 | 07/07/2017 | 18/11/2020 | Strike Off |
| OH PE HOLDINGS LIMITED | 11677880 | 08/07/2019 | 18/11/2020 | One Red Flag |
| OHC LONDON HOLDINGS LIMITED | 07568978 | 17/03/2011 | 18/11/2020 | One Red Flag |
| OHC US HOLDINGS LTD | 09910114 | 09/12/2015 | 18/11/2020 | Strike Off |
| OPEN HEALTH ADVERTISING LIMITED | 05249856 | 12/07/2011 | 18/11/2020 | Strike Off |
| OPEN HEALTH COMMUNICATIONS LLP | OC360224 | 13/12/2010 | 03/12/2018 | Bronze |
| OPEN HEALTH PATIENT ENGAGEMENT LIMITED | 07916761 | 25/05/2012 | 18/11/2020 | Gold |
| OPEN LEC LIMITED | 02779179 | 04/04/2011 | 18/11/2020 | Strike Off |
| OPEN VIE LIMITED | 11854835 | 01/03/2019 | 18/11/2020 | Gold |
| OPEN VP HOLDINGS LIMITED | 07913835 | 31/01/2012 | 18/11/2020 | Strike Off |
| PH ASSOCIATES LIMITED | 03832368 | 15/10/2012 | 18/11/2020 | One Red Flag |
| ROOT MARKET RESEARCH LIMITED | 01650840 | 30/09/2002 | 23/09/2009 | Dissolved |
| SUCCINCT COMMUNICATIONS LIMITED | 03849470 | 31/01/2012 | 18/11/2020 | Gold |
| TONIC LIFE COMMUNICATIONS LIMITED | 05077475 | 10/07/2009 | 23/09/2009 | Gold |
| V B COMMUNICATIONS LIMITED | 02811609 | 30/06/2004 | 23/09/2009 | Dissolved |