| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ACE SECURITY & ELECTRICAL LIMITED | 02090350 | 05/10/2020 | Dissolved |
| ALERT FIRE AND SECURITY LIMITED | 03210833 | 14/06/2021 | Dissolved |
| ASSURED FIRE & SECURITY LIMITED | 03829226 | 03/06/2019 | Dissolved |
| CUSTOM SECURITY SERVICES LIMITED | 02004132 | 08/12/2021 | Dissolved |
| DETECT FIRE & SECURITY LIMITED | 04968043 | 01/03/2021 | Dissolved |
| ELITE FIRE LIMITED | 04034613 | 24/08/2020 | Dissolved |
| FIRESTOP MIDLANDS LIMITED | 05342216 | 25/11/2019 | Dissolved |
| KNIGHTHOOD INTERNATIONAL SECURITY LIMITED | 02615901 | 17/11/2021 | Dissolved |
| SYSTEMTECH SOUTH WEST LIMITED | 04595630 | 10/08/2020 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CHURCHES FIRE SECURITY LTD. | 02703471 | 01/11/2011 | 23/11/2023 | Amber |
| ETON FIRE LIMITED | 04345192 | 06/08/2018 | 23/11/2023 | Dissolved |
| EXECUTIVE FIRE PROTECTION LTD | 04367147 | 18/02/2020 | 23/11/2023 | Not Trading |
| EXECUTIVE SPRINKLER SYSTEMS LTD | 07883338 | 18/02/2020 | 23/11/2023 | Not Trading |
| FIRE ALARM INSTALLATIONS (UK) LIMITED | 01933187 | 02/08/2022 | 23/11/2023 | Dissolved |
| IGNIS BIDCO LIMITED | 09840527 | 18/07/2017 | 23/11/2023 | Amber |
| IGNIS HOLDCO LIMITED | 10847228 | 18/07/2017 | 23/11/2023 | Silver |
| IGNIS MIDCO LIMITED | 10847135 | 18/07/2017 | 23/11/2023 | Amber |
| IGNIS TOPCO LIMITED | 10846957 | 19/07/2017 | 23/11/2023 | Gold |
| KNIGHTHOOD INTERNATIONAL FIRE LIMITED | 01238264 | 17/11/2021 | 23/11/2023 | Dissolved |
| KNIGHTHOOD INTERNATIONAL LIMITED | 02327890 | 17/11/2021 | 23/11/2023 | Dissolved |
| MONO FIRE & SECURITY LIMITED | 04114457 | 21/02/2022 | 23/11/2023 | Dissolved |
| WESTRONICS HOLDINGS LIMITED | 06337183 | 19/05/2022 | 23/11/2023 | Dissolved |
| WESTRONICS LIMITED | 00962442 | 19/05/2022 | 23/11/2023 | Dissolved |