Olympic Plumbing is a family run business that has served Havering and surrounding areas since 1980. All our work is fully guaranteed and only carried out by our own team of highly qualified City & Guild trained engineers, dedicated to provide customers with a professional and quality service at all times. Areas serviced: Romford & Barkingwww.olympicplumbing.co.ukSt. Rothwell/111 Risebridge Chase, RM1 4PR

Birchcroft was established in 1986 - a small company with big ideas... and inexhaustible enthusiasm. Our work skills cover the full spectrum of essential services. We're experts for Domestic Gas, Plumbing, Heating and Electrical installations. But we're just as much at home with large diameter Commercial and Industrial Gas and Mechanical Schemes. Areas serviced: Romford & Barkingwww.birchcroft.co.uk9 Ashton Rd Harold Hill, RM3 8UJ

Our engineers are ex-British Gas trained, all registered with both Corgi and the institute of Plumbing. They are reliable, knowledgeable and experienced in all aspects of their trades' and are willing to help solve all your systems problems with a professional approach. We never ever, under any circumstances accept any money in advance for any central heating installation before the job is finished and you are 100% happy with the completed installation. Areas serviced: Brentwood & Harlow, East London, Ilford & Chingford, Romford & Barkingwww.ajplumbingheating.co.uk64 Crowlands Av, RM7 9JB