| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ASSAYMETRICS LIMITED | 05227227 | 21/12/2009 | Dissolved |
| Knotnet Ltd | 03860243 | 15/10/1999 | Dissolved |
| Northern Dales Consulting Ltd | 06091716 | 08/02/2007 | Dissolved |
| Northern Dales Consulting Ltd | 06091716 | 08/02/2007 | Dissolved |
| TONY FLINN & ASSOCIATES LTD | 07853488 | 18/11/2011 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| AURELIA BIOSCIENCE LTD | 07657187 | 24/01/2012 | 14/06/2021 | Insolvent |
| CHORDIP LIMITED | 02304160 | 01/02/1996 | 10/09/1996 | Dissolved |
| ONYX RESEARCH CHEMICALS LIMITED | 06287106 | 05/07/2007 | 08/08/2011 | Dissolved |
| ONYX SCIENTIFIC LIMITED | 03947634 | 28/03/2000 | 08/08/2011 | Gold |
| ONYX SCIENTIFIC LIMITED | 03947634 | 28/03/2000 | 28/03/2012 | Gold |
| SIR THOMAS LIPTON FOUNDATION | SC377753 | 02/08/2013 | 31/12/2019 | Silver |
| SUNDERLAND ENTERPRISE PARK MANAGEMENT COMPANY LIMITED | 02999677 | 02/06/2009 | 01/02/2012 | Bronze |