A realistic builder's quote is fixed (not an estimate), itemised, and states clearly what is included. For a single-storey London extension in 2026, expect construction of about £2,800 to £5,000+ per m², with professional fees adding 10 to 15%, a 10 to 20% contingency, and...
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This is a question we are frequently asked by prospective clients, and our answer is always the same; the cost is dependent on the size and the design of the scheme. The final cost of each side return extension will differ as the designs are...
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A flat roof is the cheaper, more contemporary choice and is easier to fill with daylight through rooflights, but it needs careful drainage and more maintenance. A pitched roof costs more (roughly £4,000 to £7,000 extra on a typical extension) but lasts far longer, needs...
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The role of exterior cladding has changed dramatically over the years and is about much more than aesthetics. Exterior cladding shapes how a home looks, but it can also positively impact energy efficiency, and because it can give a home a boost in its kerb...
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With property prices in London continuing to climb, it is sometimes more cost-effective to extend your home rather than face all the moving costs and hassle. Extending your home is not simply about adding valuable space; it is about adapting the layout of your home...
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In London in 2026, replacing a conservatory with a solid extension costs roughly £2,800 to £5,500 per m² for the build, or about £60,000 to £150,000 all in for a small-to-medium rear extension. Removing the old conservatory adds £800 to £2,500. Like-for-like replacements often need...
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