Addspace Building Ltd is a family run company based in Orpington, Kent.

We have over 20 years’ experience in the building industry specialising in both innovative and traditional loft conversions and home extensions. We have developed an excellent reputation based on a personal service and pride in our craftmanship.

Addspace Building Ltd are fairly unique in that we will guarantee to complete one job at a time, therefore enabling us to provide the dedicated, conscientious and highly dependable approach toward our projects that our reputation is built on. We pride ourselves on our reliability and trustworthy approach to work. From design to planning right through to the completion certificate, rest assured we will do everything for you, and keep you informed all the way through your project, giving you peace of mind that your home is in the best possible hands.

What We Do:

Addspace Building Ltd - Innovative and traditional loft conversions and home extensions. Kent, South East London

Loft Extensions


Garage Conversions


Kitchen Extensions


General Building Work





Addspace Building Ltd - 10 year guarantee on all work

All Work Fully Insured and Guaranteed for 10 years

Free Quotations and Planning Advice

Areas Covered:

Orpington, Petts Wood, Bromley, Beckenham, Kent, South East London, Greater London

Velux Certified Installer

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