Zircon Services & Maintenance Ltd — plumbing, heating and air-conditioning installation company registered at Companies House (No. 13207843), active since
Kilowatt Kooling Fm Limited — plumbing, heating and air-conditioning installation company registered at Companies House (No. 14526564), active since 2022.
Gasmark Heating Services Limited — plumbing, heating and air-conditioning installation company registered at Companies House (No. 06123515), active since 2007.