| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AA4A DESIGN LTD | 07890275 | 22/12/2011 | Dissolved |
| Robinson Design Group Ltd | 03338488 | 11/01/2000 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| BRCS (BUILDING CONTROL) LIMITED | 03194795 | 18/05/2017 | 18/01/2021 | Dissolved |
| DLA ARCHITECTURE LIMITED | 01711510 | 01/01/1995 | 01/05/1998 | Bronze |
| FACULTY OF BUILDING | 01780108 | 20/10/2011 | 17/02/2016 | Bronze |
| HEALTHCARE DESIGN PARTNERSHIP LIMITED | 04259955 | 26/07/2001 | 13/01/2012 | Dissolved |
| HICKTON HOLDINGS LTD. | 09158570 | 29/01/2016 | 31/12/2022 | Dissolved |
| HICKTON QUALITY CONTROL LTD | 05042368 | 01/11/2012 | 10/06/2021 | Bronze |
| ICA GROUP LTD | 12120302 | 24/07/2019 | 31/12/2022 | One Red Flag |
| PROCURE 1 LIMITED | 04227437 | 01/06/2001 | 13/01/2012 | Dissolved |
| RDL (REALISATIONS) LIMITED | 06723663 | 15/10/2008 | 13/01/2012 | Dissolved |