London's leading loft conversion company - request a free callback from one of our design consultants

We are the only group in London specialising in loft conversions, extensions and refurbishments to include companies having attained Chartered Building Company, Chartered Architectural Practice and Chartered Building Surveyors recognition.

Loft conversions are one of the most simple and cost-effective means of increasing the size, liveability and value of your home. A Landmark loft conversion can provide you with the additional space you need without the disruption of moving. Let Landmark Lofts manage your loft conversion, and turn your dream of a perfect home into a reality. Read more

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Latest from our blog

Boomerang Kids: how to make your house a family home again

Are you parents to one of the 3.3 million young adults still living at home?  Even if you’re not, read on – it’s better to be prepared for the future now.

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How to keep your loft conversion cool in the heat

We’re about to have our first proper heatwave of the year, but how do you ensure your loft conversion can handle the heat?

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What our clients say

Everyone who visits is really impressed by the space we have created up here, the quality of the work and how it feels like a natural extension to the rest of the house.

Paula, SW18

We were hugely impressed with the quality of the job, the speed, finish, and customer orientation.

Peter, KT3

My experience with Landmark Lofts has been so positive and successful, I have been recommending them to friends of mine and I would definitely use them again.

Deni, W4

They were a pleasure to work with. Co-operative, patient, always took the time to explain.

Penny, TW9