
Dermot has been living and breathing sustainability for more time than he cares to remember. With almost 20 years of experience in design, project management and contract administration in theproperty and construction industries, he combines the ability to keep overall project objectives to the front of his mind and pay close attention to detail. He is a qualified Code for Sustainable Homes and breeam for schools assessor and is passionate about the principles of one planet living.

Granville is a very established and well respected window company. Most of our work comes from recommendation, something we appreciate very much. Granville Noise Insulators Limited is a Family runbusiness which started back in 1980 and has gone from strength to strength over the years. In a competitive and sometimes confusing double glazing market we like to think that Granville Window Company stands out because we never sell using gimmicks or trick selling in any way.

Celotex is the UK's leading manufacturer of high performance PIR thermal insulation boards. As such, when you choose Celotex insulation, you are accessing an unrivalled product and service packagethat has evolved through a process of constant innovation spanning eight decades.

Welcome to the website of ecologic-energy, London's fastest growing company specialising in home improvements to reduce your energy costs and carbon emissions. We can offer a one-stop shop for acomprehensive package of energy efficiency improvements for your home. All of our works are quality controlled through the government-backed accreditation scheme set up for the Green Deal, PAS2030, and most of our insulation work carries a 25 year guarantee.