| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| CENTRALABS CLINICAL RESEARCH LIMITED | 01601181 | 03/10/2016 | Dissolved |
| HARLAN EURASIA HOLDINGS LIMITED | 08502653 | 03/10/2016 | Dissolved |
| HARLAN EUROPE HOLDINGS LIMITED | 08502641 | 03/10/2016 | Dissolved |
| HIH LIMITED | 01885666 | 03/10/2016 | Dissolved |
| HUNTINGDON CONSULTING ENGINEERS LIMITED | 02796837 | 03/10/2016 | Dissolved |
| HUNTINGDON RESEARCH CENTRE LIMITED | 03126711 | 03/10/2016 | Dissolved |
| PARAGON GLOBAL SERVICES LTD | 02947527 | 03/10/2016 | Dissolved |
| PATHFINDER CLINICAL DEVELOPMENT LIMITED | 01058023 | 03/10/2016 | Dissolved |
| PATHFINDER NOMINEES LIMITED | 02363256 | 03/10/2016 | Dissolved |
| SERVICEPHARM LIMITED | 05393793 | 03/10/2016 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| COVANCE CONSULTING LIMITED | 01910866 | 03/10/2016 | 03/06/2019 | Dissolved |
| COVANCE CRS ANALYTICS LIMITED | 02801202 | 03/10/2016 | 03/06/2019 | Dissolved |
| COVANCE CRS DEVELOPMENTS LIMITED | 01123855 | 03/10/2016 | 03/06/2019 | Dissolved |
| COVANCE CRS INTERNATIONAL LIMITED | 00502370 | 03/10/2016 | 03/06/2019 | Not Trading |
| COVANCE PHARMA CONSULTING LIMITED | 04494415 | 13/06/2017 | 03/06/2019 | Dissolved |
| ENVIGO HOLDINGS LIMITED | 03006752 | 03/10/2016 | 31/12/2021 | Amber |
| ENVIGO RMS (UK) LIMITED | 01279542 | 03/10/2016 | 31/12/2021 | One Red Flag |
| ILS LIMITED | 03009343 | 03/10/2016 | 19/10/2016 | Dissolved |
| LABCORP RESEARCH LIMITED | 03009027 | 03/10/2016 | 03/06/2019 | Dissolved |
| LABCORP UK LIMITED | 01815730 | 03/10/2016 | 03/06/2019 | Dissolved |