| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| ADT FIRE AND SECURITY PLC | 01161045 | 03/07/2017 | Silver |
| AIR SYSTEM COMPONENTS INVESTMENTS CHINA LIMITED | 06555816 | 09/08/2017 | Dissolved |
| ASPRO (UK) LIMITED | 03484808 | 31/07/2019 | Dissolved |
| BETA NACO LIMITED | 02270689 | 09/08/2017 | Dissolved |
| EAST LANCASHIRE REFRIGERATION LIMITED | 01605243 | 17/05/2019 | Dissolved |
| ELRAC LIMITED | 05832640 | 17/05/2019 | Strike Off |
| HOW FIRE LIMITED | 00725581 | 14/11/2017 | Strike Off |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| ADT FIRE AND SECURITY PLC | 01161045 | 25/03/2010 | 10/01/2013 | Silver |
| ASPRO CREST LIMITED | 04447075 | 31/07/2019 | 01/10/2022 | Bronze |
| ASSET PLUS ENERGY PERFORMANCE LTD | 07320317 | 03/05/2022 | 01/10/2022 | Bronze |
| COOL SOLUTION (MIDLANDS) LIMITED | 08259535 | 26/02/2021 | 01/10/2022 | Dissolved |
| COOL SOLUTION REFRIGERATION LIMITED | 04729569 | 26/02/2021 | 01/10/2022 | Silver |
| ELECTRONIC SECURITY SYSTEMS AND FIRE PROTECTION LTD. | SC098228 | 02/10/2018 | 01/10/2022 | Dissolved |
| ENVISION INTELLIGENT SOLUTIONS LIMITED | NI602735 | 25/02/2022 | 01/10/2022 | One Red Flag |
| ESOTEC LTD. | 10074925 | 02/03/2021 | 01/10/2022 | Silver |
| FISHER GROUP HOLDINGS LIMITED | SC345596 | 30/07/2021 | 01/10/2022 | Dissolved |
| FISHER GROUP LIMITED | SC055146 | 30/07/2021 | 01/10/2022 | Dissolved |
| FISHER GROUP SERVICE LIMITED | SC129109 | 30/07/2021 | 01/10/2022 | Dissolved |
| H & C CONTRACTS LIMITED | 02201497 | 12/12/2019 | 01/10/2022 | Strike Off |
| MCDOWALL AIR CONDITIONING (U.K.) LIMITED | 01984288 | 31/03/2020 | 01/10/2022 | Dissolved |
| MCDOWALL HOLDINGS LIMITED | 08292959 | 31/03/2020 | 01/10/2022 | N/A |
| MCDOWALL LIMITED | 01089423 | 31/03/2020 | 01/10/2022 | Dissolved |
| NEW TECH SECURITY LIMITED | 03381849 | 31/10/2019 | 01/10/2022 | One Red Flag |
| NT SECURITY LIMITED | 06143252 | 31/10/2019 | 01/10/2022 | Dissolved |
| NU-FORM FIRE UK LIMITED | 04438792 | 23/08/2021 | 01/10/2022 | Silver |
| POWERTEC PUMPS LIMITED | 05208490 | 12/04/2022 | 01/10/2022 | Silver |
| SPARKLING SYSTEMS LIMITED | 04376393 | 23/08/2021 | 01/10/2022 | Not Trading |
| TYCO FIRE & INTEGRATED SOLUTIONS (UK) LIMITED | 01952517 | 03/07/2017 | 01/10/2022 | Silver |
| VINDEX SYSTEMS LIMITED | 04453714 | 19/08/2022 | 01/10/2022 | One Red Flag |
| WOT SECURITY LIMITED | 01768062 | 06/12/2019 | 01/10/2022 | Dissolved |
| XCELL MISTING LIMITED | 07309995 | 31/03/2022 | 01/10/2022 | Bronze |