| BB Plumbing and Heating Solutions Ltd | 2019 | 31 Mar 2027 (in 170 days) |
| Bullseye Boiler Services Limited | 2021 | 31 Mar 2027 (in 170 days) |
| C Ware Properties Ltd | 2021 | 28 Feb 2027 (in 139 days) |
| C.T. Pitt & Son Ltd | 2013 | 31 Dec 2026 (in 80 days) |
| Cooke Heating Ltd | 2021 | 30 Jun 2027 (in 261 days) |
| CP Heating & Renewables Ltd | 2021 | 31 May 2027 (in 231 days) |
| D. J. Air Conditioning & Refrigeration Ltd | 2019 | 28 Feb 2027 (in 139 days) |
| Dave Massey Gas Services Ltd | 2018 | 31 Dec 2027 (in 445 days) |
| Efficient Energy Centre (Hereford) Ltd | 2003 | 31 Jul 2027 (in 292 days) |
| Flow Tech Plumbing & Heating Solutions Ltd | 2023 | 31 Jul 2027 (in 292 days) |
| Fluxo Plumbing & Heating Ltd | 2023 | 31 May 2027 (in 231 days) |
| G W K (Hereford) Limited | 2004 | 31 Dec 2026 (in 80 days) |
| GSR Heating Ltd | 2012 | 31 Dec 2026 (in 80 days) |
| Hereford Gas Services Ltd. | 2000 | 28 Feb 2027 (in 139 days) |
| Hes Plumbing & Electrical Limited | 2022 | 31 Dec 2026 (in 80 days) |
| Hodges and Mills Plumbing and Heating Ltd | 2016 | 31 Aug 2027 (in 323 days) |
| HVAC Masters Ltd | 2025 | 10 Aug 2027 (in 302 days) |
| J P Mechanical Services (Hereford) Ltd | 2019 | 30 May 2027 (in 230 days) |
| J T Stead Heating and Energy Ltd | 2023 | 30 Apr 2027 (in 200 days) |
| Jag Plumbing and Heating (Hereford) Limited | 2014 | 31 Dec 2026 (in 80 days) |
| JB Heating Services Ltd | 2020 | 31 Oct 2026 (in 19 days) |
| Johnson Plumbing & Heating Services Ltd | 2024 | 31 Jan 2027 (in 111 days) |
| Level Bathrooms and Plumbing Ltd. | 2014 | 30 Sep 2027 (in 353 days) |
| Lloyd Instant Plumbing Limited | 2025 | 28 Feb 2027 (in 139 days) |
| M W Pullen (Plumbing & Heating) Limited | 2003 | 30 Sep 2027 (in 353 days) |
| McCormack Plumbing & Heating Ltd | 2022 | 30 Apr 2027 (in 200 days) |
| Merlin Stoves Limited | 2010 | 31 Mar 2027 (in 170 days) |
| Munday Taylor Lamont Limited | 2008 | 29 Feb 2028 (in 505 days) |
| Neon Heating and Boiler Services Limited | 2012 | 31 Dec 2026 (in 80 days) |
| Nicholas Whistance Plumbing & Heating Limited | 2013 | 31 Jan 2027 (in 111 days) |
| Oranda Solutions Limited | 2004 | 30 Jun 2027 (in 261 days) |
| P Sullivan Ltd | 2013 | 31 Dec 2026 (in 80 days) |
| P.R. Cooling Services Limited | 2001 | 31 Mar 2027 (in 170 days) |
| PJF Plumbing and Property Services Ltd | 2018 | 31 Jul 2027 (in 292 days) |
| Pritchard Total Home UK Ltd | 2014 | 31 Mar 2027 (in 170 days) |
| PT Plumbing & Heating (Hereford) Ltd | 2021 | 31 Dec 2026 (in 80 days) |
| R J Heating and Plumbing Ltd | 2024 | 31 Jan 2027 (in 111 days) |
| Rob Davies Plumbing & Heating Limited | 2011 | 30 Sep 2027 (in 353 days) |
| Robert R McGowan Ltd. | 2006 | 31 Dec 2026 (in 80 days) |
| S & J Air Conditioning Services Ltd | 2012 | 28 Feb 2027 (in 139 days) |
| S Watkins Plant Heating & Plumbing Solutions Ltd | 2018 | 31 Jan 2027 (in 111 days) |
| Sheppard's Maintenance Limited | 2023 | 29 Feb 2028 (in 505 days) |
| Solutions DRS Limited | 2016 | 31 Oct 2026 (in 19 days) |
| Sparta Mech Ltd | 2020 | 31 Dec 2026 (in 80 days) |
| Spartan Plumbing & Heating (Hereford) Ltd | 2024 | 31 Jul 2027 (in 292 days) |
| SRP Biomass Services Limited | 2023 | 31 Dec 2027 (in 445 days) |
| Three Counties Heat Pumps Ltd | 2025 | 15 Jun 2027 (in 246 days) |
| Walker Heat Systems Ltd | 2015 | 30 Dec 2026 (in 79 days) |
| Warren & Sons Plumbing and Heating Limited | 2014 | 31 Dec 2026 (in 80 days) |
| Waterloo Services Limited | 2021 | 31 Jul 2027 (in 292 days) |