| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ALCUMUS CERTIFICATION LIMITED | 06333759 | 08/10/2010 | Dissolved |
| ALCUMUS COMPLIANCE LIMITED | 07770607 | 12/09/2011 | Dissolved |
| ALCUMUS FINANCE LIMITED | 07334643 | 06/08/2010 | Dissolved |
| ALCUMUS IEX HOLDINGS LIMITED | 07334955 | 06/08/2010 | Dissolved |
| SANTIA CERTIFICATION LIMITED | 07552626 | 02/12/2015 | Dissolved |
| SANTIA PROPERTY HOLDINGS LIMITED | 08464292 | 02/12/2015 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ALCUMUS BIDCO LIMITED | 09794274 | 01/01/2017 | 08/09/2017 | One Red Flag |
| ALCUMUS GROUP LIMITED | 09793309 | 09/10/2015 | 08/09/2017 | Bronze |
| ALCUMUS HOLDINGS LIMITED | 06955372 | 01/01/2010 | 08/09/2017 | Bronze |
| ALCUMUS ISOQAR LIMITED | 02637608 | 08/10/2010 | 08/09/2017 | Gold |
| ALCUMUS MIDCO LIMITED | 09794154 | 01/01/2017 | 08/09/2017 | One Red Flag |
| ALCUMUS SAFECONTRACTOR LIMITED | 07618138 | 02/12/2015 | 08/09/2017 | Silver |
| ALCUMUS SAFEWORKFORCE LIMITED | 02603010 | 16/09/2011 | 08/09/2017 | Amber |
| ECOONLINE INFO EXCHANGE LIMITED | 04111074 | 06/08/2010 | 08/09/2017 | One Red Flag |
| ECOONLINE SYPOL LIMITED | 04152975 | 01/01/2010 | 08/09/2017 | Bronze |
| LIGTAS CONSULTANCY AND TRAINING LIMITED | 07511553 | 02/12/2015 | 08/09/2017 | Amber |
| LIGTAS SERVICES LIMITED | 04903672 | 22/12/2014 | 08/09/2017 | Gold |
| SANTIA ASBESTOS MANAGEMENT LIMITED | 07511557 | 02/12/2015 | 31/12/2016 | Strike Off |
| SANTIA CONSTRUCTION MANAGEMENT LIMITED | 05289555 | 02/12/2015 | 31/12/2016 | One Red Flag |
| SANTIA HOLDCO LIMITED | 07511550 | 02/12/2015 | 08/09/2017 | Dissolved |