| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACTUATE UK LIMITED | 13091896 | 14/05/2021 | Silver |
| CIBSE CERTIFICATION LIMITED | 06083016 | 18/01/2022 | Bronze |
| CIBSE SERVICES LIMITED | 03645473 | 01/06/2021 | Bronze |
| RED FOX ADVISORY LIMITED | 12477677 | 24/02/2020 | Gold |
| THE ASSOCIATION OF EVENT ORGANISERS LIMITED | 01646966 | 06/09/2023 | Silver |
| THE ENGINEERING AND TECHNOLOGY BOARD | 04322409 | 01/06/2022 | Amber |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| EMAP INFORMATION LIMITED | 00591600 | 19/04/2001 | 31/03/2003 | Dissolved |
| INFORMA MARKETS (UK) LIMITED | 00370721 | 01/03/2007 | 26/03/2013 | Bronze |
| MASH MEDIA GROUP LIMITED | 04428388 | 01/04/2022 | 01/01/2023 | One Red Flag |
| THE ASSOCIATION OF EVENT ORGANISERS LIMITED | 01646966 | 05/09/2018 | 16/06/2020 | Silver |
| UBM CONFERENCES LIMITED | 05939617 | 04/01/2008 | 15/09/2014 | Dissolved |
| UBM SHARED SERVICES LIMITED | 04957131 | 15/03/2010 | 26/03/2013 | One Red Flag |
| WOMEN IN EXHIBITIONS - UK CHAPTER LTD | 13312392 | 03/04/2021 | 19/04/2022 | Gold |