Residential architects

Architects in Kensington and Chelsea

Harper Latter Architects is a residential architecture practice based in Wimbledon, with 30 years’ experience designing new homes, extensions and refurbishments. We take on projects across London and welcome enquiries from homeowners in Kensington and Chelsea. Our architects are fully qualified and accredited with the Architects Registration Board and RIBA. Every project begins with a free 30-minute consultation, and you can ask us for a free site and cost report for your property.

Landscaped garden of a listed red-brick house at dusk, with a new basement leisure level beneath

A whole-home practice for your Kensington and Chelsea project

We design new homes, extensions and refurbishments, and our work covers basements, listed buildings and conservation, interior architecture, garden and landscape design, and sustainable design. Much of our completed work is in Wimbledon and South West London, and the same team brings that experience to your Kensington and Chelsea home.

Whether you are reworking a period townhouse or mansion flat, extending a family home or adding a basement, one team looks after your project from first brief to completed home. With nearly three quarters of the borough protected by conservation areas, most Kensington and Chelsea projects involve heritage consent of some kind, and that is where much of our experience lies. You can read more about what we do on our services page.

Planning and conservation in Kensington and Chelsea

Nearly three quarters of the Royal Borough of Kensington and Chelsea is protected by 38 conservation areas, and the borough includes many listed buildings. Some properties are also affected by Article 4 directions, which remove certain permitted development rights. In a conservation area, demolition and some alterations need planning permission, and works that affect the special interest of a listed building need listed building consent. We advise you on what applies to your property at the outset and manage the planning application if one is needed.

Every project begins with a free 30-minute consultation, and you can ask us for a free site and cost report for your property.

How we work

Our design process runs in eight clear stages, from outline proposal and brief through sketch designs, the planning application, detailed design and tender, to on-site construction support and completion. You choose how involved we are at each stage.

A selection of our completed projects:

Circular basement swimming pool with a gym behind frameless glass walls

Basement Leisure Facility Wimbledon Common

View case study

Basement games and bar room with leather armchairs and a red banquette

Basement Leisure Complex

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White weatherboarded rear elevation of a Wimbledon Village family home with balconies and a lawn

Wimbledon Village Family Home with a Triple-Height Entrance Hall

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Contemporary house with dark-framed glazing set among mature trees

Wooded House in Wimbledon

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Questions Kensington and Chelsea homeowners ask us

Do you work on projects in Kensington and Chelsea?

Yes. We are based in Wimbledon and take on residential projects across London, including Kensington and Chelsea. Every project begins with a free 30-minute consultation.

Do I need planning permission to extend a house in Kensington and Chelsea?

It depends on the house and the street. Nearly three quarters of the Royal Borough sits within one of its 38 conservation areas and the borough includes many listed buildings, both of which remove or restrict some permitted development rights; some properties are also affected by Article 4 directions. We establish exactly what applies to your property before any design work begins.

What will an architect cost for a Kensington and Chelsea project?

Fees depend on the scope of your project and how involved you would like us to be at each stage. Our free site and cost report gives you an indicative construction cost guide, and we set out a clear fee proposal after the initial consultation.

How long does planning take in Kensington and Chelsea?

Most householder applications are decided within about eight weeks of validation, although proposals involving listed buildings or conservation areas can take longer. We manage the application on your behalf and keep you informed at each step.

Can I add a basement in Kensington and Chelsea?

Often, but most basement projects in the Royal Borough need a full planning application: nearly three quarters of the borough sits within a conservation area, many properties are listed and some streets have Article 4 directions. We assess what applies to your property and prepare the supporting information an application needs.

Make the dream home a real home

For a FREE 30-minute consultation with our architects, call us or email office@harperlatterarchitects.co.uk and we’ll arrange a callback.

020 7183 0590