| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| AMUSEMENT TRADES EXHIBITIONS LIMITED | 00346691 | 10/07/2013 | Not Trading |
| AMUSEMENT TRADES LIMITED | 05304201 | 10/07/2013 | Strike Off |
| AVREN EVENTS LIMITED | 05836973 | 18/11/2010 | Strike Off |
| AVREN LIMITED | 03868013 | 18/11/2010 | Strike Off |
| CLARION ACQUISITION LIMITED | 06501939 | 10/07/2013 | Not Trading |
| CLARION CONFERENCES LIMITED | 06404568 | 10/10/2008 | One Red Flag |
| CLARION CONNEXA LIMITED | 13861057 | 20/01/2022 | Bronze |
| CLARION DEFENCE (UK) LIMITED | 01062758 | 10/07/2013 | Bronze |
| CLARION DEFENCE AND SECURITY LIMITED | 06567404 | 10/07/2013 | Bronze |
| CLARION DIGITAL MEDIA LIMITED | 14635291 | 02/02/2023 | Bronze |
| CLARION ENERGY LIMITED | 07098632 | 08/12/2009 | Gold |
| CLARION EVENTS BIRMINGHAM LIMITED | 05361393 | 10/07/2013 | Strike Off |
| CLARION EVENTS GROUP LIMITED | 05170380 | 10/07/2013 | Not Trading |
| CLARION EVENTS HOLDING LIMITED | 05170525 | 10/07/2013 | Not Trading |
| CLARION EVENTS LIMITED | 00454826 | 10/07/2013 | Amber |
| CLARION EVENTS PUBLICATIONS AND PROMOTIONS LIMITED | 06358019 | 10/07/2013 | Dissolved |
| CLARION EVENTS USA LIMITED | 09700546 | 23/07/2015 | One Red Flag |
| CLARION UK HOLDCO LIMITED | 06501951 | 10/07/2013 | Not Trading |
| CLARION UK MIDCO LIMITED | 06501933 | 10/07/2013 | Not Trading |
| CLARION UK TOPCO LIMITED | 06501958 | 01/09/2010 | Not Trading |
| CLARION UK VENTURE I LIMITED | 13855464 | 18/01/2022 | Bronze |
| CLARION UK VENTURE II LIMITED | 13855870 | 18/01/2022 | Amber |
| CLARION UK VENTURE III LIMITED | 14177278 | 16/06/2022 | Dissolved |
| DSEI LIMITED | 03569490 | 10/07/2013 | Not Trading |
| ENERGYNET LIMITED | 02832809 | 24/06/2011 | Gold |
| FERNSHADE LIMITED | 05410140 | 10/07/2013 | Not Trading |
| FINTRY 3 LIMITED | 05170671 | 10/07/2013 | Not Trading |
| FREIGHT TRANSPORT LOGISTICS EXPO LIMITED | 06423329 | 10/07/2013 | Gold |
| FURNITURE & GIFT FAIRS LIMITED | 03194033 | 28/10/2016 | Gold |
| GETENERGY EVENTS LTD | 05037116 | 20/05/2015 | Amber |
| IMAGO TECHMEDIA LIMITED | 04865455 | 12/08/2015 | Gold |
| INTERNET RETAILING EVENTS LIMITED | 07081797 | 18/03/2015 | Strike Off |
| JANUARY FURNITURE SHOW LIMITED | 08944163 | 28/10/2016 | Bronze |
| NICHE EVENTS LTD | 05975428 | 10/07/2013 | Dissolved |
| PHACILITATE LIMITED | 04236485 | 18/06/2010 | Strike Off |
| PSPA FINANCE LIMITED | 10026760 | 24/01/2019 | Bronze |
| PSPA HOLDCO LIMITED | 09359005 | 30/01/2015 | Not Trading |
| PSPA LIMITED | 09359116 | 30/01/2015 | Bronze |
| PSPA MIDCO LIMITED | 09370042 | 30/01/2015 | Bronze |
| QUALIFA HOLDINGS LIMITED | 08230206 | 07/10/2016 | Bronze |
| QUALIFA LTD | 06854037 | 07/10/2016 | Silver |
| QUARTZ EVENTS LIMITED | 13082339 | 23/07/2024 | One Red Flag |
| THE ENERGY EXCHANGE LIMITED | 03401419 | 10/07/2013 | Strike Off |
| TRANSEC EVENTS LIMITED | 06011945 | 10/07/2013 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|