- BeFix Limited, London
- London
Layanan Pipa saluran air di Pedagang & jasa konstruksi
- Gas Safety Stoke, Stoke-on-Trent
- Stoke-on-Trent
- DASA, Stockport
- Stockport
- Vacuum Station, Daventry
- Daventry
- Wiltshire Boiler Repair Experts, Cirencester
- Cirencester
