House Extensions London

Our house extensions London residential construction services will help you add new living spaces as well as deliver added value to your property.  In London the average build cost of an extension is approximately £35,000, whilst the average house price difference between a two and three-bedroom property is around £157,202k. City Building Group can provide full life cycle construction services - design and build, to meet all of your house extensions builders in London requirements. We ensure that disruptions are kept to a minimum - even if members of the family are resident at the property during the ongoing renovations.

All Workmanship Comes With 12 Month Warranty

We have in-house architects, structural engineers, project managers, interior designers in addition to our excellent builders. CBG undertakes all type of house extensions including loft and basement conversions. All our workmanship is guaranteed for 12 months and built to last. In the City Building Group process, what the client wishes is paramount and we pride ourselves on excellent value for money and a first class customer satisfaction services. No hassle, never any concerns and always on time and on budget - this is our way always.


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