Double Glazing Companies in London

List of London based installers, suppliers & manufacturers offering window & door double glazing, installation, repair & replacement services.

Business Listings

Dolphin Windows is a family owned, family run double glazing company serving North London, Essex and Hertfordshire. Based in Chingford, we're ideally placed to offer home improvement services in Hackney, Walthamstow and Enfield, all the way up to Bishop's Stortford.


We are Albion Windows, proud to have been improving homes across South London, Surrey and Kent for well over 35 years. One of the best double glazing companies in London, we come highly recommended by our customers, with great Checkatrade reviews. And we do it all whilst offering a family-run and personal service to each and every customer.


Simply we manufacture, supply, install, and maintain all aspects of double glazing. Our products include windows, doors, conservatories, bifolding doors, porches and shop fronts. These are all available in PVCu, Aluminium and Glass. Also they come with an endless list of extra options!



GIS Windows we are rightly proud to be double glazing suppliers and manufacturers. With 34 years of experience, we have strived to supply the highest quality double-glazed windows, doors and conservatories with the best customer service. Our team has built up an enviable reputation for honest, factual and friendly service, which extends far beyond the sales room Unlike many double glazing suppliers


Unit Seal Windows is a small business offering repairs, installations to clients throughout the local area. The company, which is based in Barking, was established in 1988 and has 22 years of experience in the Window and Door Repairs, Installations sector. With a team of fully qualified engineers, Unit Seal Windows has the experience to undertake any repair or installation job you may need.


We are the Double Glazing company based in North London. We offer quality product and workmanship and our well trained staff with many years of experience will be obliged to provide a personal service in respect of your inquiry.


The Window Centre is long established and as a family run company is able to combine extensive knowledge of products available with expertise in fitting them and matching the right product to the right job. We operate within a 25 mile radius of our showroom which enables us to respond quickly to requirements? Whether it be a visit from a representative, our surveyors or our service engineers.


London Glass Solutions Ltd has many years experience in the Glass and Glazing sector, and provides glazing and board-up services to clients throughout London area. The company is situated in New Barnet (Barnet). Helping clients to resolve any glazing issues within 24 hours, the company supplies businesses and private households with a professional glass fitting service. With professional and experienced


We are manufacturer and installer of glass, windows, front and back doors, folding and sliding doors, porches, conservatories, glass roofs, baluster rails and glass partitions. We produce products from glass, uPVC, Aluminum and wood. Long experience, high knowledge staff and high computer workshop machinery can provide Very good quality and high standard of our products and services.


Utopia Windows, based in Mitcham, South London supply and install aluminium & fully welded uPVC windows and doors to private house owners, builders, architects and trade as well as specialist bi-folding doors. Utopia Windows are specialist manufactures and installers of aluminium windows and doors based in the Smart Systems product range although other systems can be supplied.